STELZNER® agricultural measurement systems

Measuring instruments for soil moisture and water monitoring, using sensors, tensiometers and data loggers

TensioLogger TRL 2.5

Analogue tensiometer with data logger

Analogue sensors are mounted on the water-filled tensiometer base components. Suitable only for surface applications with data loggers or controllers. Connection with 5 metre attached cable to the TensioLogger.
The TensioLogger has a RS485/USB port. It is powered by a battery, mains power supply or solar panel. 8 to 16 tensiometers can be connected. A GSM/GPRS module is optionally available.

8012 TensioLogger TRL 2.5 € 0,01
8014 Analogue tensiometer 64 cm € 0,01
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  TensioLogger TRL 2.5
Operating system: T-bus with RS485-port power supply:
External battery box with four 1.5 V mono (D)
    Optional external power supply 5 V DC
    Optional solar panel + rechargeable battery
    Optional internal battery pack in the lid;
    5-12 VDC / standby < 50 μA, max. load
    approx. 800 mA per port
Inputs: 4 separately switched sensor ports
Connections: 1 socket for external power supply
    2 sockets for sensors,
    4 optional sockets
PC connection: Adapter cable RS485 > USB
    (plug on PCB),
    configuration with command table
Housing: Plastic (PC)
Degree of protection: IP66
Dimensions: 100 x 200 x 70 mm
  Analogue tensiometers
Measurement range: 0 to 500 hPa

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