Analog Output Adjustment - TESTO 6681 Instruction Manual

Completion of the adjustment is signalled by the LED (1) coming on
permanently and the Probe reset status message is shown.

Carry out the adjustment analogously for the reference condition
75.3 % RH. Press on the 75.3 % RH adjustment key (6) to do this.
3 Close the service flap.
1.3.5.4

Analog output adjustment

The purpose of adjusting the analog outputs is to adjust the signal chain from
the digital signal (within the transmitter) to the analog outputs. The signal type
that was appointed for the transmitter is adjusted respectively for each
channel (e.g. 4 to 20 mA or 0 to 1 V, etc.)
testo 6681 Ethernet
1 Status LED
2 Contact ch. 1 +
3 Contact ch. 1 -
4 Adjust key 11.3 %
5 Service interface
6 Adjust key 75.3 %
7 Contact ch. 2 +
8 Contact ch. 2 -
- 1.3 Commissioning 63