Model 5100-XX-IT Toxic Gas Sensor Module

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

 

 

 

 

 

 

 

 

 

 

 

 

Key

Function

Display

 

Description

Reference

 

 

 

 

 

XXXPPM

Default Display

 

 

 

 

 

 

 

 

 

 

 

 

M

E

Mode

ALMRSET:

Mode Function - Alarm Reset

 

 

 

S

T

 

 

 

M

E

Mode

CALIB:--

Mode Function - Calibrate

 

 

 

S

T

 

 

 

M

E

Enter

CAL-0PPM--

Banner: Apply zero gas, enter <E> when done

 

 

 

S

T

 

 

 

 

 

 

 

Operation: Confirm area clear of gas, or apply zero air to

 

 

 

 

 

 

 

sensor.

 

 

 

 

M

E

Enter

ACK

Zero gas setting acknowledged

 

 

 

S

T

 

 

 

 

 

 

10PPM-SP

Banner: Select

span, enter <E> to calibrate sensor

Sub A

 

 

 

 

 

 

 

 

 

 

 

M

E

Enter

C 4 PPM

Banner: Apply span gas, then enter <E> to calibrate gas sensor

Sub B

 

 

S

T

 

 

 

 

 

C 4 PPM

Operation: Apply calbration gas.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CXXXPPM

Operation: As gas is applied the reading will increase - wait 3

 

 

 

 

 

 

minutes

 

 

 

 

 

 

 

 

 

 

 

 

M

E

Enter

CAL-OK

Calibration Passed - now remove gas

 

 

 

S

T

 

 

 

 

 

 

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

 

 

 

 

 

 

 

 

 

 

 

M

E

Up

25PPM-SP

Operation: Change Span Gas Value to 25PPM

 

 

 

S

T

 

 

 

 

 

 

 

 

 

 

M

E

Up

Adj-SPAN

Operation: User adjustable value

 

 

 

S

T

 

 

 

 

 

 

 

 

 

 

M

E

Enter

25PPM-SP

Operation: Ready for user adjustment

 

 

 

S

T

 

 

 

M

E

Enter

C 25PPM

Banner: Apply 25PPM gas, then enter <E> to calibrate gas

Sub B

 

 

S

T

sensor

 

 

 

 

 

 

C 25PPM

Operation: Apply calbration gas.

 

 

 

 

 

 

 

 

 

 

 

M

E

Enter

CAL-FAIL

Operation: No calibration gas applied, or sensor did not respond

 

 

 

S

T

correctly.

 

 

 

 

 

 

 

WAIT-300

Operation: Five minute time out before sensor is returned to

 

 

 

 

 

 

service.

 

 

 

 

 

 

 

 

 

 

 

 

M

E

Mode

(Any)

Operation: Hold magnet over Mode Switch for ten senconds to

Sub C

 

 

S

T

abort calibration

 

 

 

 

 

 

 

Banner: Calibration Aborted

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XXXPPM

Default Display

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 5-1

 

 

 

 

 

 

 

Calibration

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Page: 25

 

 

Page 29
Image 29
Sierra Monitor Corporation 5100-03-IT, T12020, 5100-06-IT, 5100-05-IT, 5100-04-IT Model Gas Flow Period, Sub-Routines

5100-03-IT, 5100-05-IT, 5100-06-IT, T12020, 5100-04-IT specifications

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