In combination with the testo 660x probe series, the testo 6651 transmitter is the ideal partner for carrying out sophisticated measurements in rooms, air conditioning ducts and process air.
The testo 6651 temperature/humidity transmitter's wide range of applications:
Critical climate applications
Monitoring of comfortable climate conditions
Museums
Storing hygroscopic substances
Storing electronic components
Ripening/maturing processes (cheese, fruit, cold meats)
Bio research
Technical highlights of the testo 6651 climate transmitter
High measuring accuracy up to ±(1.7 + 0.007 x reading)
Reliable and long-term stable humidity sensor
Ethernet*, relay and analog outputs allow for versatile use, e.g. for control purposes, for direct activation of air-conditioning units (optionally via relay), in indoor climate monitoring systems (optionally via Ethernet connection)
Options for self-monitoring and early warning ensure a high level of system availability
Robust plastic housing and water jet protection according to IP65
Optional 2-line display enables commissioning, adjustment and analysis without using a PC
Enjoy all the benefits with the practical accessories
Wide range of high-quality digital probes available: To commission the transmitter, you need a connectable probe. Use, for example, probes with high-precision, long-term stable Testo humidity sensor for a wide range of process temperatures and environments
Smart probe technology: Easy probe replacement, digital interface to the transmitter, intelligent calibration concept
Optionally available protective probe caps for special applications (made of stainless steel, PTFE, wire mesh filter or metal)
Quick and easy commissioning and maintenance using the P2A software for parametrization, adjustment and analysis