Testo 6651 humidity/temperature transmitter for critical climate, accuracy up to ±1.7 %RH (depends on the probe), selectable signal outputs, optional display, optional ethernet module, optional relay, 2 analog outputs
TESTO 6651 Specifications:
Temperature range:Dependent on probe testo 660x
Humidity range:0 to 100 %rH
High-precision Testo humidity sensors with long-term stability (±1.7 % RH)
Ethernet, relay and analog outputs enable optimum integration into individual automation systems
High-quality digital probes (can be ordered) and an intelligent calibration concept
Self-monitoring and an early warning function ensure high system availability
