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Model 5100-XX-IT Toxic Gas Sensor Module
Page: 25
5.3.1 SENSOR EXPOSURE TO GAS
Calibration gas must be delivered to the sensor using the flow rate and duration listed in below:
Model Gas Flow Period
5100-03-IT Oxygen 300 cc/min Until Stable
5100-04-IT Carbon Monoxide 300 cc/min Until Stable
5100-05-IT Hydrogen Sulfide 300 cc/min Until Stable
5100-06-IT Chlorine 300 cc/min Until Stable
Function Display Description Reference
M E
ST
M E
ST
M E
ST
M E
ST
M E
ST
M E
ST
ME
S T
ME
S T
M E
ST
M E
ST
M E
ST
M E
ST
Sub-Routines
XXXPPM Default Display
Operation: Confirm area clear of gas, or apply zero air to
sensor.
10PPM-SP
Banner: Select span, enter <E> to calibrate sensor
Enter ACK Zero gas setting acknowledged
C 4 PPM
Banner: Apply span gas, then enter <E> to calibrate gas sensor
C 4 PPM
Operation: Apply calbration gas.
Enter
10PPM-SP
Banner: Select span, enter <E> when done
Up 25PPM-SP
Operation: Change Span Gas Value to 25PPM
Sub A
WAIT-300
Operation: Five minute time out before sensor is returned to
service.
Up Adj-SPAN
Operation: User adjustable value
Enter 25PPM-SP
Operation: Ready for user adjustment
Mode Function - Calibrate
Enter
C
AL-0PPM-
-
Banner: Apply zero gas, enter <E> when done
Mode CALIB:--
Sub A
Sub B
Key
Mode ALMRSET: Mode Function - Alarm Reset
Table 5-1
Calibration
Banner: Calibration Aborted
Mode
XXXPPM Default Display
CXXXPPM
Operation: As gas is applied the reading will increase - wait 3
minutes
Enter CAL-OK Calibration Passed - now remove gas
WAIT-300
Operation: Five minute time out before sensor is returned to
service.
Enter CAL-FAIL
Operation: No calibration gas applied, or sensor did not respond
correctly.
(Any)
Operation: Hold magnet over Mode Switch for ten senconds to
abort calibration
Sub C
Enter C 25PPM
Banner: Apply 25PPM gas, then enter <E> to calibrate gas
sensor
Sub B
C 25PPM
Operation: Apply calbration gas.