Response Electronics CL6011B Especificaciones Pagina 84

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5-6 Controller Cards
UM4.6:CS6003 Original — December 1991
X00815–A
R17
Span Current
Output 1
R37
Span Current
Output 2
R44
Zero Adjustment
R45
Span Adjustment
Shorting Plug
Figure 5-3. Type CL6003 Interactive Controller Discrete I/O Card
Step 3: Set the calibrator ON/OFF switch to ON.
Step 4: 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.
Step 5: Ensure the INT/EXT switch is set to INT.
Step 6: Press the CAL LOW switch.
Step 7: Observe the CAL STATUS indicators and adjust the ZERO
(R44) potentiometer on the process I/O card to the mid range
of settings over which the OK indicator lights.
Step 8: Press the CAL HIGH switch.
Step 9: Observe the CAL STATUS indicators and adjust the SPAN
(R45) potentiometer on the process I/O card to the mid range
of settings over which the OK indicator lights.
Step 10: Repeat Steps 6 thru 9 until proper indications occur without
adjustments on any step.
Step 11: Connect jumpers from the +CO2 and –CO2 breakout
terminals to the 250 ohm LOAD terminals. Ensure the
calibrator is in the CAL HIGH mode.
Step 12: Connect the voltmeter across the 250 ohm LOAD terminals.
The voltmeter should read 5.00
± 0.01 volts dc. If not, adjust
the process I/O card Current Output 2 SPAN (R37)
potentiometer for the proper reading.
5
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