- Transmitter with 2 analogue outputs (temperature / humidity)
- Highly accurate Testo humidity sensor with long-term stability
- Adjustment without dismantling the transmitter
- P2A software for parameterisation, adjustment and analysis
The powerful measuring transmitter testo 6621 is a reliable partner for applications in air-conditioning construction. Accuracy, stability and long-term reliability - our measurement transmitter meets the high demands of building automation and helps you reduce costs.
