
6 Commissioning, operation
28 WIKA Operating Instruction, Model CPH7600
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6.9 Performing a pressure switch test
Figure 4: CPH7600 with pressure switch
To perform a switch test, the following steps must be taken:
1. The upper display is set to
[P1] ST
, all other displays are switched off.
The pressure switch test can be performed with the following functions
[P1] ST or EXT ST
.
2. Connect the calibrator to the pressure switch using the switch terminals. The polarity of the
terminals does not matter. Then connect the pump to the calibrator and the pressure switch.
3. Open the vent button on the pump and zero the calibrator. Then close the vent after resetting
the calibrator.
GB
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Страница 17: ...4 Design and Functions WIKA Operating Instruction Model CPH7600 17 14051628 01 07 2012 GB D GB ...
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