WIKA Pascal ET User Manual

Page 54

6 Commissioning, operation

54 WIKA Operating Instruction, Pascal ET and Pascal ET/IS

NONE to use the channel for simple measurement
REF to use the channel as reference in a comparison calibration
DUT to use the channel as measurement of a Device Under Test in a comparison calibration

Press one of the above button (NONE, REF, DUT) to define the channel role.
Pressing REF or NONE the procedure continues as shown below:

Here the user can choose if enable the internal module 250

Ω resistor (ON or OFF), and choose

what digital measure wants to show as the big value displayed on the channel window: PV or AO.
The other type of measure however is displayed on the channel in a smaller font.

Before pressing NEXT be sure to already make the proper connections to the HART instrument as
show in previous chapter

Press NEXT and, after few seconds, if no error is shown the following appear (depending on HART
transmitter type connected):

Here the user has the possibility to change some parameter (they showed with ‘:’ moving the black
line with arrows.
They can be: TAG, DESCRIPTOR, PV decimals units, PV LRV and PV URV.