{"id":259300,"date":"2026-06-22T17:22:59","date_gmt":"2026-06-22T17:22:59","guid":{"rendered":"https:\/\/www.solinst.com\/products\/level-measurement-devices\/solinst-water-level-meters\/101-water-level-meter-instructions\/101-p7-water-level-meter-operating-instructions\/"},"modified":"2026-06-24T20:28:17","modified_gmt":"2026-06-24T20:28:17","slug":"101-p7-water-level-meter-operating-instructions","status":"publish","type":"page","link":"https:\/\/www.solinst.com\/en-gb\/products\/level-measurement-devices\/solinst-water-level-meters\/101-water-level-meter-instructions\/101-p7-water-level-meter-operating-instructions\/","title":{"rendered":"101 P7 Water Level Meter Operating Instructions"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;H1 and breadcrumbs&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;792ca5bd-0808-46bd-9ce7-3bcb8e74f4d3&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;4b28f470-0d73-4e9d-b92d-e6f41f2cea24&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_heading title=&#8221;Solinst 101 P7 Water Level Meter Operating Instructions&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;6983e4e7-a6e0-4a8d-b486-49939fd240c0&#8243; global_colors_info=&#8221;{}&#8221;][\/et_pb_heading][dsm_breadcrumbs disabled_on=&#8221;on|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; home_icon_text_color=&#8221;#d6d6d6&#8243; global_colors_info=&#8221;{}&#8221;][\/dsm_breadcrumbs][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;Mobile-Only Nav with Offset&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;4759a92f-4b27-4854-bb2c-299854634e93&#8243; sticky_offset_top=&#8221;127px&#8221; global_module=&#8221;258301&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; width=&#8221;90%&#8221; custom_margin=&#8221;0px||||false|false&#8221; custom_padding=&#8221;0px||||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_code admin_label=&#8221;101 Mobile Nav &#8211; Select Dropdown&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; custom_margin=&#8221;0px||||false|false&#8221; custom_padding=&#8221;0px||||false|false&#8221; custom_css_free_form=&#8221;select {||||      font-size: 1em; \/* Adjust font size *\/||      padding: 10px;   \/* Optional: Increase padding for better spacing *\/||      width: 100%;||      box-sizing: border-box;\/* Optional: Adjust width to fit the container *\/||      height: 50px;||}||||    \/* Style for dropdown options (fallback if needed) *\/||select option {||      font-size: 1.2em; \/* Ensures option text matches select styling *\/||      width: 100%;||    }&#8221; global_colors_info=&#8221;{}&#8221;]<select name=\"dropdown\" onchange=\"location = this.value;\"><!-- [et_pb_line_break_holder] --><option value=\"\">101 Water Level Meter Menu<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/instruments\/level-measurement-devices\/101-water-level-meter\/\">101 Water Level Meter Main Page<\/option><!-- [et_pb_line_break_holder] -->\t<!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/get-quote.php\">Get a Quote<\/option><!-- [et_pb_line_break_holder] -->  <!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/Forms\/sol.php\">Send Me Info<\/option><!-- [et_pb_line_break_holder] -->\t<!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/instruments\/level-measurement-devices\/101-water-level-meter\/datasheet\/\">Datasheet<\/option><!-- [et_pb_line_break_holder] --><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/instruments\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/\">Instructions<\/option><!-- [et_pb_line_break_holder] -->\t<!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-water-level-meter.php\">-Standard 101 Water Level Meter P7 Probe<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-water-level-meter-p2.php\">-Standard 101 Water Level Meter P2 Probe<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-power-reel.php\">-Model 101 110V Power Reel<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-12v-power-reel-instructions-109462\/12v-water-level-meter-controller-operation.php\">-Model 101 12V Power Reel<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-12v-pw-111428\/101-12v-power-reel-control-box-replacement.php\">-Model 101 12V Power Reel Control Box Assembly Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-p7-water-level-meter-probe-replacement-110484\/101-p7-water-level-meter-probe-replacement.php\">-Model 101 P7 Probe Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-probe-seal-kit-107692\/101-probe-seal-kit.php\">-Model 101 P2 Probe Seal Kit Instructions<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/complete-electronics-replacement.php\">-Model 101\/102 Water Level Meter Complete Electronics Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-button-replacement-113769\/101-button-replacement-113769.php\">-Model 101\/102 Water Level Meter Test Button Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-indicator-light-113922\/101-indicator-light-113922.php\">-Model 101\/102 Water Level Meter Indicator Light Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-circuit-board-113984\/101-circuit-board-mk2-113984.php\">-Model 101\/102 Water Level Meter Circuit Board Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-on-off-sensitivity-switch-113994\/101-on-off-sensitivity-switch-113994.php\">-Model 101\/102 Water Level Meter On\/Off Sensitivity Switch Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-sonalert-113995\/101-sonalert-113995.php\">-Model 101\/102 Water Level Meter Sonalert Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-faceplate-electronics-replacement-113261\/faceplate-electronics-replacement.php\">-Model 101\/102 Water Level Meter Faceplate with Electronics Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/power-reel-electronics-replacement.php\">-Model 101 Power Reel Electronics Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-p7-connecting-laser-tape-to-reel-110225\/101-p7-water-level-meter-connecting-laser-tape-to-reel.php\">-Connecting Laser Marked Replacement Tape to Reel<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-pw-111681\/101-power-reel-tape-connect.php\">-Connecting Replacement Tape to Power Reel<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-tape-to-reel-connector-set-instructions\/101-tape-to-reel-connector-set-instructions.php\">-Tape to Reel Connector Set Instructions<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-p2-water-level-meter-connecting-tape-to-reel-108708\/101-p2-water-level-meter-connecting-tape-to-reel.php\">-Connecting Polyethylene Replacement Tape to Reel<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-water-level-meter-faceplate-replacement-109336\/101-water-level-meter-faceplate-replacement.php\">-Model 101 Faceplate Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/laser-marked-flat-tape-tape-splice-instructions-110278\/laser-marked-tape-splice.php\">-Model 101 Tape Splice Instructions<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101p7-107-122-111008\/101p7-107-122-probe-crimp-replacement.php\">-Probe Crimp Terminal Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/backplate-replacement-109507\/backplate-replacement.php\">-Backplate Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-reel-hub-replacement\/101-reel-hub-replacement.php\">-Reel Hub Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/handle-replacement-109230\/handle-replacement.php\">-Handle Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-sc3300-handle-114988\/101-sc3300-handle-connection.php\">-SC3300 Reel Handle Connection<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/battery-drawer-replacement-106974\/battery-drawer-replacement.php\">-Battery Drawer Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-probe-holder-replacement.pdf\">-Probe Holder Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-p2-attach-probe-108706\/101-p2-attach-probe-to-wlm.php\">-Attach Probe to Water Level Meter<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-frame-break-probe-holder-replacement.pdf\">-Frame, Brake, and Probe Holder Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/tape-seal-plug-replacement-114989\/tape-seal-plug-replacement.php\">-Tape Seal Plug Brass Tubes Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101d-water-level-drawdown-meter\/operating-instructions\/101d-op-instructions.php\">-Model 101D Operating Instructions<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101b-water-level-meter\/operating-instructions\/101b-op-instructions.php\">-Model 101B Operating Instructions<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101b-water-level-meter\/operating-instructions\/101b-faceplate-replacement.php\">-Model 101B Faceplate Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101b-water-level-meter\/operating-instructions\/101b-pcb-replacement.php\">-Model 101B PCB Replacement<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101b-water-level-meter\/operating-instructions\/101b-tape-connection.php\">-Model 101B Connecting Polyethylene Replacement Tape to Reel<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101b-water-level-meter\/operating-instructions\/101b-tape-connection.php\">-Model 101B P1 Probe Replacement \/ Weight Installation<\/option><!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/instruments\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101m-mini-water-level-meter-operating-instructions\/\">-Model 101M Mini Water Level Meter Operating Instructions<\/option><!-- [et_pb_line_break_holder] -->\t<!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/product-tour\/\">Product Tour<\/option><!-- [et_pb_line_break_holder] -->\t<!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/data\/wlm-comparison.pdf\">Meter Comparison Chart (PDF)<\/option><!-- [et_pb_line_break_holder] -->\t<!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/data\/wlm-tape-probe-comparison.pdf\">Tape &#038; Probe Comparison Chart (PDF)<\/option><!-- [et_pb_line_break_holder] -->\t<!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/instruments\/level-measurement-devices\/\">Level Measurement Devices<\/option><!-- [et_pb_line_break_holder] -->\t<!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/lmd-comparison.php\">Level Measurement Devices Comparison Chart<\/option><!-- [et_pb_line_break_holder] -->\t<!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/lmd-comparison-tape-probe.php\">Level Measurement Devices \u2013 Tape &#038; Probe Comparison<\/option><!-- [et_pb_line_break_holder] -->\t<!-- [et_pb_line_break_holder] --><option value=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-104-comparision\/101-104-comparision.php\">Water Level Meter vs. Sonic Water Level Meter<\/option><!-- [et_pb_line_break_holder] --><!-- [et_pb_line_break_holder] --><\/select>[\/et_pb_code][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; specialty=&#8221;on&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;5a5bca26-a9a5-4e6c-8fca-d64da3bdcd40&#8243; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;1_4&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_menu menu_id=&#8221;520&#8243; admin_label=&#8221;101 Water Level Meter Main Nav&#8221; _builder_version=&#8221;4.27.6&#8243; 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button_text_tablet=&#8221;&#8221; button_text_phone=&#8221;&#8221; button_text_last_edited=&#8221;on|desktop&#8221; content_tablet=&#8221;&#8221; content_phone=&#8221;&#8221; content_last_edited=&#8221;on|desktop&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; background_color=&#8221;#F07C00&#8243; background_enable_color=&#8221;on&#8221; background_image=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/01\/3001-absolute-water-level-datalogging.webp&#8221; background_enable_image=&#8221;on&#8221; background_position=&#8221;top_center&#8221; custom_button=&#8221;on&#8221; button_bg_color=&#8221;#f58025&#8243; button_border_width=&#8221;2px&#8221; button_border_color=&#8221;#ffffff&#8221; button_border_radius=&#8221;20px&#8221; button_font=&#8221;|600|||||||&#8221; background_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221; button_border_width__hover_enabled=&#8221;on|hover&#8221; 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button_link=&#8221;https:\/\/www.solinst.com\/careers\/?utm_source=solinst&amp;utm_medium=WC-global-sidebar-position2&amp;utm_campaign=SUK-regional-sales-manager&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; header_text_color=&#8221;#000000&#8243; header_font_size=&#8221;38px&#8221; background_color=&#8221;RGBA(255,255,255,0)&#8221; background_enable_color=&#8221;on&#8221; background_image=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2026\/04\/solinst-uk-ltd.webp&#8221; background_enable_image=&#8221;on&#8221; background_size=&#8221;contain&#8221; custom_button=&#8221;on&#8221; button_bg_color=&#8221;#f58025&#8243; button_border_width=&#8221;2px&#8221; button_border_color=&#8221;#ffffff&#8221; button_border_radius=&#8221;20px&#8221; button_font=&#8221;|600|||||||&#8221; button_custom_margin=&#8221;||||false|false&#8221; button_custom_padding=&#8221;1px||||false|false&#8221; custom_padding=&#8221;76px||||false|false&#8221; header_text_shadow_style=&#8221;preset5&#8243; global_colors_info=&#8221;{}&#8221; sticky_transition=&#8221;on&#8221;]<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>[\/et_pb_slide][\/et_pb_slider][\/et_pb_column][et_pb_column type=&#8221;3_4&#8243; specialty_columns=&#8221;3&#8243; _builder_version=&#8221;4.16&#8243; custom_padding=&#8221;|||&#8221; global_colors_info=&#8221;{}&#8221; custom_padding__hover=&#8221;|||&#8221;][et_pb_row_inner _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;3d68e16c-1ed2-447f-b17f-a63c20af3cf6&#8243; locked=&#8221;off&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][dsm_icon_list icon_font_size=&#8221;30px&#8221; list_alignment=&#8221;flex-end&#8221; text_indent=&#8221;10px&#8221; list_alignment_tablet=&#8221;flex-end&#8221; list_alignment_phone=&#8221;flex-start&#8221; list_alignment_last_edited=&#8221;on|desktop&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; text_font=&#8221;|600|||||||&#8221; link_option_url_new_window=&#8221;on&#8221; hover_enabled=&#8221;0&#8243; global_colors_info=&#8221;{}&#8221; sticky_enabled=&#8221;0&#8243;][dsm_icon_list_child text=&#8221;101 P7 Water Level Meter Operating Instructions PDF&#8221; font_icon=&#8221;&#xf1c1;||fa||900&#8243; icon_color=&#8221;#ff8500&#8243; url=&#8221;https:\/\/solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-water-level-meter.pdf&#8221; url_new_window=&#8221;on&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; hover_enabled=&#8221;0&#8243; global_colors_info=&#8221;{}&#8221; icon_color__hover_enabled=&#8221;on|hover&#8221; icon_color__hover=&#8221;#828282&#8243; text_text_color__hover_enabled=&#8221;on|hover&#8221; text_text_color__hover=&#8221;#7a7a7a&#8221; sticky_enabled=&#8221;0&#8243;][\/dsm_icon_list_child][\/dsm_icon_list][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text admin_label=&#8221;research article&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2 data-uw-rm-heading=\"prs\"><a href=\"https:\/\/www.solinst.com\/en-gb\/products\/level-measurement-devices\/solinst-water-level-meters\/101-water-level-meters\/\" title=\"Solinst Water Level Meters\" data-uw-rm-brl=\"PR\" data-uw-original-href=\"..\/datasheet\/index.php\">Water Level Meter<\/a>: Operating Instructions<\/h2>\n<div class=\"soldivcenter\"><img decoding=\"async\" src=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/images\/operating-instructions\/101-P7-front-view.jpg\" alt=\"solinst model 101 p7 water level meter front view\" title=\"Solinst Model 101 P7 Water Level Meter Front View\" width=\"450\" data-uw-rm-alt=\"ALT\" style=\"display: block; margin-left: auto; margin-right: auto;\"><\/div>\n<div class=\"soldivcenter\"><img decoding=\"async\" src=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/images\/operating-instructions\/101-P7-back-view.jpg\" alt=\"101 P7 Back View\" width=\"401\" data-uw-rm-alt=\"ALT\" style=\"display: block; margin-left: auto; margin-right: auto;\"><\/div>\n<p>[\/et_pb_text][et_pb_text admin_label=&#8221;research article&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2>Equipment Check<\/h2>\n<ol>\n<li>Turn sensitivity dial <strong>fully clockwise<\/strong>.<\/li>\n<\/ol>\n<p>[\/et_pb_text][et_pb_text _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;e910b435-fe18-45d2-b351-bda808b1a267&#8243; global_colors_info=&#8221;{}&#8221;]<strong>Notes:<\/strong><\/p>\n<ol>\n<li>Clockwise rotation of the sensitivity dial turns the meter on and increases sensitivity.<\/li>\n<li>Always set the switch to the highest sensitivity position, then decrease if necessary.<\/li>\n<\/ol>\n<p>[\/et_pb_text][et_pb_text admin_label=&#8221;research article&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<ol start=\"2\">\n<li>Depress the Battery Test button to test the battery and main circuitry (does not test the tape or probe).<\/li>\n<li>Submerge the probe in tap water. This completes the circuit and activates the buzzer and light. <\/li>\n<\/ol>\n<h2>The Tape Guide<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/images\/operating-instructions\/water-level-meter-tape-guide-p7.gif\" alt=\"solinst water level meters water level indicators water level meter operating instructions water level indicator operating instructions 100498 101 water level meter equipment check taking water level measurements with 101 water level meters image\" width=\"350\" height=\"185\" title=\"Tape Guide\" data-uw-rm-alt=\"ALT\" style=\"display: block; margin-left: auto; margin-right: auto;\"><\/p>\n<h2>The Tape Guide has been designed to:<\/h2>\n<ul>\n<li>Improve accuracy when reading water levels<\/li>\n<li>Easily obtain repeatable measurements<\/li>\n<li>Prevent the tape being cut by the well casing<\/li>\n<li>Allow the tape and probe to hang straight from the side of the well.<\/li>\n<\/ul>\n<ol>\n<li>Fit the small end of the Tape Guide onto the edge of well casing 2&#8243; (50 mm) diameter or larger.<\/li>\n<li>For small reels only, insert the leg of the Water Level Meter into the hole on the Tape Guide and rest the Water Level Meter on the side of the well casing. (See diagram below). <\/li>\n<li>To store the Tape Guide, simply clip it onto the support bracket located on the back of the Water Level Meter.<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/images\/operating-instructions\/water-level-meter-operation-p7.gif\" alt=\"solinst water level meters water level indicators water level meter operating instructions 101 P7 water level meters p7 water level meters laser marked flat tape water level meters water level indicator operating instructions 101 water level meter equipment check taking water level measurements with 101 water level meters image\" width=\"350\" height=\"547\" title=\"Solinst 101 P7 Laser Marked Water Level Meter Hanging On Well Casing\" data-uw-rm-alt=\"ALT\" style=\"display: block; margin-left: auto; margin-right: auto;\"><\/p>\n<p>&nbsp;<\/p>\n<h2>Water Level Measurements<\/h2>\n<ol>\n<li>The 101 <strong><a href=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/index.php\" title=\"Solinst Water Level Meter\" data-uw-rm-brl=\"PR\" data-uw-original-href=\"..\/index.php\">Water Level Meter<\/a><\/strong> P7 Probe zero measurement point is located near the tip of the probe.<\/li>\n<li>For ease of operation, the Tape Guide can be used to support the Water Level Meter. (See diagram above). <\/li>\n<li>Feed the tape into and out of the well using the groove in the top of the Tape Guide. The light and buzzer activate when the black Delrin tip is submerged and the zero point is reached. To ensure accuracy, lower and raise the probe a few times and then record the depth measurement from the tape at the top of the well.  <\/li>\n<li>When using the Tape Guide, the measuring point is offset from the top of casing. To adjust your measurements to the top of the casing, simply subtract the amount indicated on the front of the Tape Guide (i.e. 6 cm or 0.2 ft). <\/li>\n<\/ol>\n<p>[\/et_pb_text][et_pb_text admin_label=&#8221;research article&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2><a href=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/datasheet\/index.php\" title=\"Solinst Water Level Meters\" data-uw-rm-brl=\"PR\" data-uw-original-href=\"..\/datasheet\/index.php\">Water Level Meter<\/a>: Operating Instructions<\/h2>\n<p>&nbsp;<\/p>\n<h2>Routine Care<\/h2>\n<ol>\n<li>After the depth to water has been recorded, the tape should be carefully rewound onto the reel, the probe wiped dry and placed into the probe holder.<\/li>\n<li>The probe, tape and reel can be wiped clean with phosphate-free (non-abrasive) detergent and warm water. Do not submerge the reel. <\/li>\n<li>Use of a Water Level Meter Carrying Bag adds to the service life of the meter.<\/li>\n<li>Use of the Tape Guide adds to the life of the tape.<\/li>\n<\/ol>\n<h2>Probe Care and Cleaning<\/h2>\n<ol>\n<li>The P7 Water Level Meter Probe should be wiped clean after each use.<\/li>\n<li>Remove any dirt or water from around the central sensor pin.<\/li>\n<li>If the central sensor pin is corroded or coated, use emery cloth to polish it.<\/li>\n<li>After cleaning, place the probe back in its holder.<\/li>\n<\/ol>\n<h2>Battery Replacement<\/h2>\n<ul>\n<li>Battery type &#8211; alkaline, 9 volt.<\/li>\n<\/ul>\n<ol>\n<li>The battery is housed in a convenient battery drawer located in the faceplate of the Water Level Meter.<\/li>\n<li>To replace the battery, simply press the drawer in, lift then pull.<\/li>\n<li>The battery drawer should slide out of the faceplate enough to pull it out.<\/li>\n<li>Note the polarity (positive (+) terminal should be towards the small notch in the end of the drawer) and place the new battery in the drawer and slide it back into the faceplate.<\/li>\n<\/ol>\n<h2>Replacement Parts<\/h2>\n<h2>The following parts can be provided should they become lost or damaged.<\/h2>\n<ol>\n<li>Probes<\/li>\n<li>Tape with Tape Seal Plug<\/li>\n<li>Tape Seal Plug on shorter lengths of tape and splice kit<\/li>\n<li>Lights, switches, etc.<\/li>\n<li>Reels<\/li>\n<\/ol>\n<p>[\/et_pb_text][et_pb_heading title=&#8221;Troubleshooting&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;46ad5c23-ecb8-466b-9973-452975f03683&#8243; title_text_align=&#8221;center&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_heading][dvmd_table_maker tbl_top_left_mode=&#8221;on&#8221; tbl_responsive_break_by=&#8221;row&#8221; tbl_chead_cell_color=&#8221;rgba(10,10,10,0.59)&#8221; tbl_chead_text_wrap=&#8221;normal&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; tbl_chead_text_text_color=&#8221;#FFFFFF&#8221; tbl_chead_text_font_size=&#8221;18px&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;17px&#8221; button_text_color=&#8221;#FFFFFF&#8221; button_bg_color=&#8221;#ed8b00&#8243; button_border_width=&#8221;0px&#8221; button_border_radius=&#8221;5px&#8221; button_letter_spacing=&#8221;0px&#8221; button_font=&#8221;|600||on|||||&#8221; global_colors_info=&#8221;{}&#8221;][dvmd_table_maker_item col_content=&#8221;Symptom<br \/>\nNo sound when probe immersed in water<br \/>\nNo sound when probe immersed in water<br \/>\nNo sound when probe immersed in water<br \/>\nNo sound when probe immersed in water<br \/>\nNo sound when probe immersed in water<br \/>\nInstrument continuously sounds after being immersed in water.&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; col_tcell_text_font=&#8221;||||||||&#8221; col_tcell_text_font_size=&#8221;16px&#8221; col_chead_text_font=&#8221;|700|||||||&#8221; global_colors_info=&#8221;{}&#8221;][\/dvmd_table_maker_item][dvmd_table_maker_item col_content=&#8221;Cause<br \/>\nDead battery.<br \/>\nWater conductivity is very low.<br \/>\nDisconnected wires on circuit board.<br \/>\nBroken wire in tape.<br \/>\nDisconnected wire inside probe.<br \/>\nWater in probe. Probe may be dirty which could interfere with the circuit connection.&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; col_tcell_text_font=&#8221;||||||||&#8221; col_tcell_text_font_size=&#8221;16px&#8221; col_chead_text_font=&#8221;|700|||||||&#8221; global_colors_info=&#8221;{}&#8221;][\/dvmd_table_maker_item][dvmd_table_maker_item col_content=&#8221;Remedy<br \/>\nReplace with 9V Alkaline.<br \/>\nIncrease sensitivity switch setting (turn clockwise) or call Solinst for assistance.<br \/>\nCheck all connections inside hub of reel for loose\/disconnected wires &#8211; solder or reconnect.<br \/>\nLocate break in tape &#8211; splice and seal, or replace. (Contact Solinst)<br \/>\nContact Solinst to obtain parts\/repair instructions.<br \/>\nRemove P7 Probe. If sounding stops, check\/ replace o-ring. If sounding continues, check connection of electronics and wiring in reel. If sounding continues, contact Solinst for assessment or replace probe with new P7 probe.&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; col_tcell_text_font=&#8221;||||||||&#8221; col_tcell_text_font_size=&#8221;16px&#8221; col_chead_text_font=&#8221;|700|||||||&#8221; global_colors_info=&#8221;{}&#8221;][\/dvmd_table_maker_item][\/dvmd_table_maker][et_pb_button button_url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/get-quote.php&#8221; button_text=&#8221;Get Quote&#8221; admin_label=&#8221;101 &#8211; Get Quote Button&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;c9e00792-1360-4998-8cf9-5f6772c944ba&#8221; button_border_width_tablet=&#8221;&#8221; button_border_width_phone=&#8221;&#8221; button_border_width_last_edited=&#8221;on|desktop&#8221; global_module=&#8221;237567&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_heading title=&#8221;Related Products&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; title_level=&#8221;h2&#8243; title_font=&#8221;|700|||||||&#8221; title_font_size=&#8221;22px&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_heading][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;120904&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/09\/101d-water-level-drawdown-meter-and-power-winder.webp&#8221; alt=&#8221;101d water level drawdown meter with power winder installed&#8221; title_text=&#8221;101D Water Level DrawDown Meter with Power Winder Installed&#8221; url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-power-winder\/101-power-winder.php&#8221; align=&#8221;center&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2><strong>101 Power Winder<\/strong><\/h2>\n<p>The <a href=\"https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-power-winder\/101-power-winder.php\" title=\"101 Power Winder\"><strong>101 Power Winder<\/strong><\/a> provides both convenience and ease of use for all Solinst reel-mounted devices. It is lightweight and easy to attach to small, medium or large size Solinst reels, and is simple to adjust to fit other reels in the market. Effortlessly wind longer tape lengths.  <\/p>\n<p>(Image shows 101 Power Winder Installed on Solinst Model 101D Water Level DrawDown Meter)<\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/101-power-winder\/101-power-winder.php&#8221; button_text=&#8221;Effortlessly Wind Longer Tape Lengths&#8221; button_alignment=&#8221;right&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;20px&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; button_text_size_tablet=&#8221;18px&#8221; button_text_size_phone=&#8221;16px&#8221; button_text_size_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;120903&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/09\/407-bladder-pumps.webp&#8221; alt=&#8221;solinst model 407 bladder pumps&#8221; title_text=&#8221;Solinst Model 407 Bladder Pumps&#8221; url=&#8221;https:\/\/www.solinst.com\/products\/groundwater-samplers\/407-bladder-pumps\/index.php&#8221; align=&#8221;center&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2><strong>Bladder Pumps with Easy to Replace Bladder Cartridges<\/strong><\/h2>\n<p><a href=\"https:\/\/www.solinst.com\/products\/groundwater-samplers\/407-bladder-pumps\/index.php\" title=\"Solinst Bladder Pumps\"><strong>Solinst Bladder Pumps<\/strong><\/a> now feature Santoprene\u00ae bladder cartridges that are quick and easy to replace in the field \u2013 no tools required. PVC Bladder Pumps are low cost and excellent for metals sampling and in harsh, corrosive environments. <\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;https:\/\/www.solinst.com\/products\/groundwater-samplers\/407-bladder-pumps\/index.php&#8221; button_text=&#8221;Low Flow Groundwater Sampling&#8221; button_alignment=&#8221;right&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;20px&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; button_text_size_tablet=&#8221;18px&#8221; button_text_size_phone=&#8221;16px&#8221; button_text_size_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;3676f7e6-7b83-4698-94ce-2cc9fa9ae43d&#8221; custom_margin=&#8221;50px||3em||false|false&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner saved_specialty_column_type=&#8221;3_4&#8243; _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_heading title=&#8221;Related Blog Posts&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; title_level=&#8221;h2&#8243; title_font=&#8221;|700|||||||&#8221; title_font_size=&#8221;22px&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_heading][\/et_pb_column_inner][\/et_pb_row_inner][et_pb_row_inner column_structure=&#8221;1_2,1_2&#8243; disabled_on=&#8221;off|off|off&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#d3d3d3&#8243; global_module=&#8221;120907&#8243; saved_tabs=&#8221;all&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_image src=&#8221;https:\/\/www.solinst.com\/wp-content\/uploads\/2025\/09\/importance-of-measuring-water-level-drawdown.webp&#8221; alt=&#8221;importance of measuring water level drawdown&#8221; title_text=&#8221;Importance of Measuring Water Level DrawDown&#8221; url=&#8221;https:\/\/www.solinst.com\/onthelevel-news\/water-level-monitoring\/the-importance-of-measuring-drawdown\/&#8221; align=&#8221;center&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; border_color_all=&#8221;#bcbcbc&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_image][\/et_pb_column_inner][et_pb_column_inner type=&#8221;1_2&#8243; _builder_version=&#8221;4.25.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_text _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; header_2_line_height=&#8221;1.3em&#8221; custom_margin=&#8221;60px||||false|false&#8221; custom_margin_tablet=&#8221;0px||||false|false&#8221; custom_margin_phone=&#8221;0px||||false|false&#8221; custom_margin_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221;]<\/p>\n<h2><strong>The Importance of Measuring Water Level Drawdown<\/strong><\/h2>\n<p>How Using a <strong>Levelogger<\/strong> and <strong>101D Water Level DrawDown<\/strong> <strong>Meter<\/strong> Together Provides Essential Data.<br \/>What is Drawdown? Drawdown is a change in groundwater level due to an applied stress, caused by events such as: Pumping from a well Pumping from a neighbouring well Intensive water taking from local area Seasonal declines as recharge rates lower&#8230;. <\/p>\n<p>[\/et_pb_text][et_pb_button button_url=&#8221;https:\/\/www.solinst.com\/products\/level-measurement-devices\/101d-water-level-drawdown-meter\/101d.php&#8221; button_text=&#8221;How is Drawdown Measured?&#8221; button_alignment=&#8221;right&#8221; button_alignment_tablet=&#8221;center&#8221; button_alignment_phone=&#8221;center&#8221; button_alignment_last_edited=&#8221;on|phone&#8221; _builder_version=&#8221;4.27.4&#8243; _module_preset=&#8221;default&#8221; custom_button=&#8221;on&#8221; button_text_size=&#8221;20px&#8221; button_text_color=&#8221;#000000&#8243; button_bg_color=&#8221;#FFFFFF&#8221; button_border_color=&#8221;#ff8500&#8243; button_border_radius=&#8221;20px&#8221; button_icon=&#8221;&#x3d;||divi||400&#8243; custom_padding=&#8221;0px|||||&#8221; button_text_size_tablet=&#8221;18px&#8221; button_text_size_phone=&#8221;16px&#8221; button_text_size_last_edited=&#8221;on|desktop&#8221; global_colors_info=&#8221;{}&#8221;][\/et_pb_button][\/et_pb_column_inner][\/et_pb_row_inner][\/et_pb_column][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;Adobe Analytics Code&#8221; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; custom_padding=&#8221;||4px|||&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_row _builder_version=&#8221;4.27.2&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;4.27.0&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;][et_pb_code admin_label=&#8221;AA Code for this page&#8221; _builder_version=&#8221;4.27.6&#8243; _module_preset=&#8221;default&#8221; global_colors_info=&#8221;{}&#8221;]<!-- SiteCatalyst code version: H.21. 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**************\/<!-- [et_pb_line_break_holder] -->var s_code=s.t();if(s_code)document.write(s_code)\/\/--><\/script><!-- [et_pb_line_break_holder] --><script language=\"JavaScript\" type=\"text\/javascript\"><!--<!-- [et_pb_line_break_holder] -->if(navigator.appVersion.indexOf('MSIE')>=0)document.write(unescape('%3C')+'!-'+'-')<!-- [et_pb_line_break_holder] -->\/\/--><\/script><!-- [et_pb_line_break_holder] --><noscript><!-- [et_pb_line_break_holder] -->  <a href=\"https:\/\/www.omniture.com\" title=\"Web Analytics\"><!-- [et_pb_line_break_holder] -->    <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/solinst.d2.sc.omtrdc.net\/b\/ss\/solinst-prod\/1\/H.21--NS\/0\" height=\"1\" width=\"1\" border=\"0\" alt=\"\"><!-- [et_pb_line_break_holder] -->  <\/a><!-- [et_pb_line_break_holder] --><\/noscript><!-- [et_pb_line_break_holder] --><!--\/DO NOT REMOVE\/--><!-- [et_pb_line_break_holder] --><!-- End SiteCatalyst code version: H.21. -->[\/et_pb_code][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p><div class=\"et_pb_module dsm_breadcrumbs dsm_breadcrumbs_0\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t<div class=\"et_pb_module_inner\">\n\t\t\t\t\t<nav class=\"dsm_breadcrumbs_wrap\">\n\t\t\t\t<ul class=\"dsm_breadcrumbs\" itemscope itemtype=\"https:\/\/schema.org\/BreadcrumbList\">\t\t\t<li class=\"dsm_breadcrumbs_item dsm_home_item dsm_home_item_custom\" itemprop=\"itemListElement\" itemscope\n\t\t\titemtype=\"https:\/\/schema.org\/ListItem\">\n\t\t\t\t<a href=\"https:\/\/www.solinst.com\/en-gb\/\" itemprop=\"item\" target=\"\">\n\t\t\t\t\t<span class='dsm_home_text_wrapper'>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"et-pb-icon dsm_home_icon\">\ue009<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"dsm_home_text\" itemprop=\"name\">\n\t\t\t\t\t\t\t\tHome\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t\t<meta itemprop=\"position\" content=\"1\" \/>\n\t\t\t<\/li>\n\n\t\t<li class=\"dsm_breadcrumbs_separator\"> <span class=\"et-pb-icon dsm_separator_icon\">5<\/span><\/li><\/ul>\n\t\t\t<\/nav>\n\t\t\t\t<\/div>\n\t\t\t<\/div> &nbsp; Accurate Water Level Data Reliable Instruments that Last&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<div class=\"et_pb_module dsm_icon_list dsm_icon_list_0\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t<div class=\"et_pb_module_inner\">\n\t\t\t\t\t<ul class=\"dsm_icon_list_items dsm_icon_list_ltr_direction dsm_icon_list_layout_vertical\"><li class=\"dsm_icon_list_child dsm_icon_list_child_0\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t<a href=\"https:\/\/solinst.com\/products\/level-measurement-devices\/101-water-level-meter\/operating-instructions\/101-water-level-meter.pdf\" target=\"_blank\"><span class=\"dsm_icon_list_wrapper\"><span class=\"dsm_icon_list_icon\">\uf1c1<\/span><\/span><span class=\"dsm_icon_list_text\">101 P7 Water Level Meter Operating Instructions PDF<\/span><\/a>\n\t\t\t<\/li><\/ul>\n\t\t\t\t<\/div>\n\t\t\t<\/div>Water Level Meter: Operating Instructions Equipment Check Turn sensitivity dial fully clockwise. Notes: Clockwise rotation of the sensitivity dial turns the meter on and increases sensitivity. Always set the switch to the highest sensitivity position, then decrease if necessary. Depress the Battery Test button to test the battery and main circuitry (does not test the tape or probe). Submerge the probe in tap water. This completes the circuit and activates the buzzer and light. The Tape Guide The Tape Guide has been designed to: Improve accuracy when reading water levels Easily obtain repeatable measurements Prevent the tape being cut by the well casing Allow the tape and probe to hang straight from the side of the well. Fit the small end of the Tape Guide onto the edge of well casing 2&#8243; (50 mm) diameter or larger. For small reels only, insert the leg of the Water Level [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":251566,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"folder":[558],"class_list":["post-259300","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>101 P7 Water Level Meter Operating Instructions<\/title>\n<meta name=\"description\" content=\"Taking water level measurements with the Solinst 101 P7 Laser Marked Water Level Meter can provide the operator with consistent results if the unit is operated in a consistent, repeatable manner.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.solinst.com\\\/en-gb\\\/products\\\/level-measurement-devices\\\/solinst-water-level-meters\\\/101-water-level-meter-instructions\\\/101-p7-water-level-meter-operating-instructions\\\/\",\"url\":\"https:\\\/\\\/www.solinst.com\\\/en-gb\\\/products\\\/level-measurement-devices\\\/solinst-water-level-meters\\\/101-water-level-meter-instructions\\\/101-p7-water-level-meter-operating-instructions\\\/\",\"name\":\"101 P7 Water Level Meter Operating 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