Calibration Handbook
128 SQN8x
Zero Calibration - Option 2 Configuration
1. Connect demand flow regulator to Zero Air grade gas cylinder
2. Be sure the SQN8x is in “Zero Calibration” mode for the desired channel
The sample pump will draw the required zero gas from the cylinder.
CAUTION
NEVER force a sample into the SQN8x, damage to the unit may result
Demand Flow
Regulator
Zero Gas
Regardless of gassing configuration, the SQN8x must be in “Calib Zero” mode to zero the unit.
NOTE:
gases or apply zero grade air
1. Navigate to Programming > Calib Zero.
PROGRAMMING
CALIB ZERO
<->
2. Select the sensor to be zeroed.
CALIB ZERO
T1 O2
<->
3. ENTER to begin sensor zero.
CALIB ZERO
Go Calib ?
<->
4. Display returns to CALIB ZERO when complete.
CALIB ZERO
0%
<->
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