
5-11Controller Cards
Original — December 1991 UM4.6:CS6003
5.2.2.2 Calibration Procedure
Use the following procedure to calibrate the card:
Step 1: Verify that the calibrator ON/OFF switch is OFF.
Step 2: Insert the process I/O card shown in Figure 5-6, in the test
slot labeled PIO1.
Note
The calibrator test slot labeled PIO2 does not
allow calibration. It is for configuration purposes
only.
X00818–A
R94
Span Current
Output 1
R95
Span Current
Output 2
R96
Zero Adjustment
R97
Span Adjustment
Shorting Plug
Figure 5-6. Type CL6011 Interactive Controller Process I/O Card
Step 3: Install a 250 ohm resistor (user supplied) across +CO1 and
–CO1 breakdown terminals. Install a 250 ohm resistor (user
supplied) across +CO2 and –CO2 breakout terminals.
Step 4: Set the calibrator ON/OFF switch to ON.
Step 5: Press the calibrator RESET switch. The IN PROGRESS
indicator lights and remains lit until the card self-test is
finished. When finished, the COMPLETE indicator lights. If
the COMPLETE indicator fails to light within one minute, the
process I/O card requires repair.
5
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