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| Specifications |
Cellular (4G LTE-M) |
Cellular (LTE) |
Radio |
| Why Use? |
- fits in a 2" (50 mm) well
- low cost, simple to use
- cellular coverage available
- topography not suitable for radio
- send data via email and SMS
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- cellular coverage available
- topography not suitable for radio
- send data over the Internet
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- smaller applications
- closed loop network at any location
- fits in a 4.5" (115 mm) well
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| System Differences |
- built-in barometer
- monthly carrier fees
- no scheduling conflicts for data transmission
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- monthly carrier fees
- no scheduling conflicts for data transmission
- alarm notifications
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- free airtime, no long distance fees
- you control the network
- schedule data transmission times
- relay stations to increase coverage
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| Suggested Applications |
- flood and stormwater management
- watershed management
- drought monitoring
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- flood and stormwater management
- watershed management
- drought monitoring
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- monitoring mine sites
- agricultural studies
- landfill supervision
- golf course management
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| Remote Station Support |
- cellular radio module
- dynamic IP address
- email address
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- IP enabled modem
- dynamic IP address
- 115200 bits/sec
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- 900 MHz radio
- 9600 bits/sec
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| Home Station Support |
- email address
- LevelSender PC Software
- no extra hardware
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- static IP address
- STS/RRL PC Software
- no extra hardware
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- RRL Home Station radio with power source
- STS/RRL PC Software
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| Datalogger Support |
Connect one datalogger, or two using a splitter |
Connect up to four dataloggers |
Connect up two dataloggers, or up to four using a splitter |
| Data Transmission |
- sent as text to multiple email and an SMS recipient
- data from each email/SMS saved as .xle file on the Home Station computer (exported using LevelSender Software)
- saved in a database on the Home Station computer (FTP folder or .sqlite file). Database is appended as new data is received
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- saved in a database on the Home Station computer (.mbd file). Database is appended as new data is received
- data can be exported using STS/RRL Software as .lev, .csv or .xle files
- barometric compensation can be done using STS/RRL Software
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| Antenna |
Cellular SME Male Monopole 2dBi |
Dual Band Dipole |
6" (15 cm) half wave, (2.1dBi) non-articulating |
| Typical Coverage |
Based on cellular network |
Based on cellular network |
20 mile (30 km) line of site |
| Optional Antenna |
Higher gain antenna with max 12dBi |
Quad Band, Omni Directional |
5 dBi Omni Directional |
| Power |
3 AA lithium batteries |
12V 12-30 AHr deep-cycle, rechargeable sealed lead-acid battery recommended (not included) |
6 AA lithium batteries |
| External Power and Charge Accessories |
None |
- Solar power connection package (for user supplied solar panel)
- AC power/battery charger assembly
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| Solinst SIM Option |
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n/a |
| No Data Hosting Fees |
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| Remote Diagnostic Reporting |
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