6 Commissioning, operation
WIKA Operating Instruction, Model Pascal ET, ET-P, ET/IS, ET-P/IS 55
GB
From the following screen:
Select, for example,
the “CAL.TRIM S” button:
The HART instrument is put in fixed mode generation (4 or 20 mA) and the REF channel is
measuring the true analog mA generation. To re-align to the correct 20 mA (or 4 mA) generation
press “CALIBR.” button.
If needed follow the
same procedure for “Zero Trim”.