testo 6621 – Temperature and humidity transmitter

testo 6621 – Temperature and humidity transmitter:

The measurement transmitter Testo 6621 stands out thanks to its patented humidity sensor which guarantees the highest accuracy. Particularly practical: The sensor and the analog outputs can be adjusted, analyzed, and parameterized via an external interface using the P2A software.

Select the suitable design according to your application in a room or a duct. The measurement transmitter testo 6621 is available in different product variations: optionally with or without display, in the housing colors grey or white.

testo 6621 – Temperature and humidity transmitter Specifications:

• Meas. range of Humidity: 0 to 100% RH (>90% RH only briefly) (not for high humidity processes)
• Accuracy of Humidity: ±2.0 %RH (0 to 90 %RH), ±4 %RH (90 to 100 %RH)
• Meas. range of Temperature: -20 to +70 °C (-4 to +158 °F)
• Accuracy of Temperature: ±0,5 °C / 0,9 °F
• Voltage supply: 20 to 30 V AC/DC
• Material/colour: ABS/pure white (RAL 9010) or light grey
• Dimensions: 81 x 81 x 42 mm
• Weight: 160 g