TESTO 6681 Profibus Instruction Manual page 62

testo 6681 Profibus
62
 Analog outputs 1 and 2 adjusted

A precise multimeter (minimum resolution of 6.5 digits, accuracy of

100 A, e.g. Agilent 34401A) is available.

The service flap is open.
1 Connect the inputs of the multimeter with the contacts (2) and (3) for
channel 1 or with contacts (7) and (8) for channel 2.
2 Transfer the reference analog value measured with the multimeter to the
P2A software (see volume 2, chapter 3, page 135) or enter it via the user
menu (see chapter 1.4.6.9, page 81).
3 Disconnect connections between multimeter and contacts of the
testo 6681 and close service flap.
 Adjusting analog output 3 (optional)
- 1.3 Commissioning
If only a simple multimeter is available, the analog outputs
may not be adjusted.
If the optional third analog output is to be adjusted, a cable
connection to measure the analog value must be installed.
Do this by proceeding as follows:
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 -