Campbell Scientific ET107 Evapotranspiration Monitoring Station - Manual (Page 6)

Table of Contents
2.4.11 Sensor Connections .................................................................... 31
2.4.12 Sensor Verification and Clock Set ............................................. 33
2.5 Communication Peripherals .............................................................. 34
2.5.1 Direct Connect to ET107 Station ............................................... 34
2.5.2 Phone Modem ............................................................................ 35
2.5.2.1 Internal Installation .......................................................... 36
2.5.2.2 External Installation ......................................................... 37
2.5.3 Short-Haul Modem ..................................................................... 37
2.5.3.1 Internal Installation .......................................................... 38
2.5.3.2 External Installation ......................................................... 39
2.5.4 RF450 900 MHz, 1 Watt Spread Spectrum Radio ..................... 40
2.5.4.1 Power Considerations ...................................................... 40
2.5.4.2 Default Configuration ...................................................... 41
2.5.4.3 Internal Installation .......................................................... 41
2.5.4.4 External Installation ......................................................... 43
2.5.4.5 Base Radio Installation .................................................... 49
2.5.5 19256 ET Cell Phone Accessory Kit .......................................... 51
2.5.5.1 Cellular Modems Available from Campbell Scientific .... 51
2.5.5.2 Antenna ........................................................................... 52
2.5.5.3 Power Considerations ...................................................... 52
2.5.5.4 Establishing Cellular Service and Configuring the
Cellular Modem ........................................................... 52
2.5.5.5 Internal Installation .......................................................... 52
2.5.5.6 External Installation ......................................................... 53
2.6 Lightning Rod Installation ................................................................. 55
2.7 Solar Panel Installation ...................................................................... 57
2.8 Battery Installation ............................................................................ 59
2.9 Restraining Cables and Sealing/Desiccating Enclosure .................... 60
2.9.1 Restraining Cables ...................................................................... 60
2.9.2 Sealing and Desiccating the Enclosure ....................................... 61
3. ET Software ............................................................... 62
4. Maintenance, Troubleshooting, and Schematics ... 63
4.1 Maintenance ...................................................................................... 63
4.1.1 Pole ............................................................................................. 63
4.1.2 Power Supply ............................................................................. 63
4.1.2.1 Batteries ........................................................................... 63
4.1.2.2 Solar Panel ....................................................................... 63
4.1.3 Desiccant .................................................................................... 63
4.1.4 Sensor Maintenance ................................................................... 64
4.1.4.1 Procedure for Removing RH Chip................................... 66
4.1.5 CR1000M Module ...................................................................... 66
4.2 Troubleshooting ................................................................................. 67
4.2.1 No Response Using the CR1000KD Keypad ............................. 67
4.2.2 No Response from Datalogger through SC32B, RAD Modem,
or Phone Modem..................................................................... 68
4.2.3 NAN or ±INF Displayed in a Variable ....................................... 69
4.2.4 Unreasonable Results Displayed in a Variable ........................... 69
4.2.5 NAN or ±INF Stored in a Data Table......................................... 69
4.2.6 Communication Problems when using an RF450 Radio ............ 69
4.2.7 Gill WindSonic1-ET Diagnostic Diagnostic Codes ................... 71
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