Humidity transmitter
type: testo 6621
technical features
- Accuracy of ±2.5 % RH
- Wall or duct version, option of 2-line LCD display
- Commissioning and maintenance through external interface (mini-DIN) and Testo P2A software saves time
- Testo humidity sensor with long-term stability
- High-quality design
- Optimum calibration concept with adjustment of entire signal chain, including analog adjustment, without dismantling the transmitter
- 1-point adjustment can be performed on-site easily and quickly using t400 or t650
- 2-point adjustment using Testo P2A software
- Parameterizing, adjusting and analyzing software (P2A) for setting up, adjusting and analyzing the transmitter
- Parameterization of unit and scale
- Adjustment (1-point, 2-point, analog adjustment)
- Reset to factory settings
- Testing of analog outputs
- Requesting of max./min. values
- Parameterization and adjustment history (all activities of the P2A software are registered in the PC)
- Serial number and firmware version can be called up
- 2 analog outputs (% RH & °C or °F)
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data sheet
instruction sheet
price list
admission