The testo 6621 temperature and humidity transmitter offers you accurate measurement of temperature and humidity values in rooms or in ducts. As a transmitter, it converts the measured parameter into a standardized electrical signal and is therefore able to be used in automated building services.
The testo 6621 temperature and humidity transmitter offers these advantages
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2 analog outputs (temperature/humidity), 1 passive humidity and temperature analog output as an option -
Patented humidity sensors: The Testo humidity sensor is high-precision and has long-term stability -
Adjustment without disassembling the temperature and humidity transmitter -
P2A software for parametrization, adjustment and analysis saves time and money during commissioning -
Optimum calibration concept through adjustment of the whole signal chain -
(1-point, 2-point and analog adjustment) -
2-line LC display optional -
Product versions: The temperature and humidity transmitter is available in various designs – for measurement in rooms or in ducts
