Order-Nr. 0555 6621
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.