MSA 5100-03-IT, Operating Manual

Page: 33 / 68

6.4 Sensor Exposure to Gas
Calibration gas must be delivered to the sensor using the flow rate and duration listed below:
Model Calibration Gas Flow Period
5100-03-IT Air 300 cc of Zero Air or exposure to Ambient Air (3 minutes)
5100-04-IT Carbon Monoxide 300 cc/min Until Stable (minimum 3 minutes)
5100-05-IT Hydrogen Sulfide 300 cc/min Until Stable (minimum 3 minutes)
5100-06-IT Chlorine 300 cc/min Until Stable (minimum 3 minutes)
5100-08-IT* Chlorine Dioxide 300 cc/min Until Stable (minimum 3 minutes)
5100-10-IT Sulfur Dioxide 300 cc/min Until Stable (minimum 3 minutes)
5100-12-IT Nitrogen Dioxide 300 cc/min Until Stable (minimum 3 minutes)
5100-25-IT Ammonia 300 cc/min Until Stable (minimum 3 minutes)
5100-26-IT Chlorine 300 cc/min Until Stable (minimum 3 minutes)
5100-88-IT Carbon Dioxide 300 cc/min Until Stable (minimum 3 minutes)
5100-04-IT Carbon Monoxide 300 cc/min Until Stable (minimum 3 minutes)
* Use 5PPM Cl
2
to calibrate (set module to 1.5 PPM ClO
2
)
6.5 Calibration Sub-Menu
NOTE: The Key is the same as the function. Mode=M, Enter=E, Up=▲, and Down=▼.
Function Display Description Reference
XXXPPM Default Display
Mode ALMRSET: Mode Function - Alarm Reset
Mode CALIB:-- Mode Function - Calibrate
Enter CAL-0PPM-- Banner: Apply zero gas, enter <E> when done (not applicable for 5100-03-IT) *
Operation: Confirm area clear of gas, or apply zero air to sensor
Enter ACK Zero gas setting acknowledged
10PPM-SP
Banner: Select span, enter <E> to calibrate sensor
Banner: (5100-03-IT) Specify Cal gas <E> when done Sub A
Enter C 4 PPM Banner: Apply span gas, then enter <E> to calibrate gas sensor Sub B
C 4 PPM Operation: Apply calibration gas
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.
Sub-Routines
10PPM-SP Banner: Select span, enter <E> when done Sub A
Down 25PPM-SP Operation: Change Span Gas Value to 25PPM
Down Adj-SPAN Operation: User adjustable value
Enter 25PPM-SP Operation: Ready for user adjustment
Enter C 25PPM Banner: Apply 25PPM gas, then enter <E> to calibrate gas sensor Sub B
SMC 5100-XX-IT Toxic Gas Detector Module 33
US 6 Calibration