5 Maintenance
5-1. Gas calibration method
PLU-70
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5
Maintenance
The pyrolyzer unit should be used in combination with the base unit, gas detector head GD-70D series. The
pyrolyzer unit is an important instrument for the purpose of safety as the gas detector head. To maintain the
performance of the pyrolyzer unit and improve the reliability of safety, perform a regular maintenance on it
as well as the gas detector head. For maintenance procedures, see the operating manual of the gas
detector head GD-70D series.
5-1. Gas calibration method
Perform a gas calibration in the maintenance mode (zero
adjustment mode and span adjustment mode) of the gas detector
head using the calibration gas.
•
Zero adjustment gas (collected in a gas sampling bag)
•
Span adjustment gas (collected in a gas sampling bag)
•
Gas sampling bags
NOTE
For specific operation procedures in the zero adjustment mode and the span adjustment mode, see the
operating manual of the gas detector head GD-70D series.
Exhaust
gas
GAS IN
GAS OUT
Calibration
gas
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