Teledyne 9110AH Instruction Manual page 129

TELEDYNE Model 9110AH NO
Table 9-4: Diagnostic Mode - Signal I/O (Continued)
No. Signal
11 OPTIC_TEST
12 BROWNOUT_RESET
13 CONV_HEATER
14 O3GEN_STATUS
15 ST_LOW_SPAN_CAL
16 AUTOZERO_VALVE
17 ST_RCELL_PRESS
18 PREAMP_RANGE_HI
19 ST_CONC_ALARM
20 ST_ZERO_CAL
21 ST_SPAN_CAL
(table continued)
Analyzer Operator Manual, 01620, Rev. F
X
Control Description
YES Turns on optic test bit in preamp. Should be used for
troubleshooting Preamp logic lines. We recommend
you use the OT button in the DIAG menu to operate
optic test.
YES Brownout reset works in conjunction with
DSP_BROWNOUT. When DSP_BROWNOUT is set
the CPU sends a signal to reset the display and clear the
DSP_BROWNOUT.
NO Shows the status of the converter heater. This has the
same function as the LED in the PSM.
YES Switches power to the ozone generator. Can be used to
force the ozone generator to turn on.
YES Status Bit - state of the low concentration span valve
Logic high = valve open to admin span gas
Logic low = valve closed
YES Switches the AutoZero valve. Use this bit to test the
valve function.
YES Status Bit - Reaction Cell Pressure alarm
Logic high = pressure out of acceptable range
Logic low = pressure inside acceptable range
YES Switches the preamp hardware range. Standard ranges
are 500 and 5,000 ppm. Logic high = 5,000 ppm; logic
low = 500 ppm. M9110AH will reset range to correct
value based on user set range value.
YES
YES Status Bit - Zero Calibration mode
Logic high = M9110AH in Zero cal mode
Logic low = Not in Zero cal mode
YES Status Bit - Span Calibration mode
Logic high = M9110AH in Span cal mode
Logic low = Not in Span cal mode
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