Matheson 8058 FUM, Руководство по эксплуатации

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4-8. Perform air calibration
After a high-concentration gas is detected or an alarm is triggered by temperature/humidity
changes, perform an air calibration in the measured atmosphere.
* Before performing an air calibration, check that the surrounding air is not contaminated.
(Display example: For fumigation gases)
1
In the detection mode, hold
down the AIR button.
(Display for fumigation
gases)
2
Release the AIR button when
the display changes from
"HOLD AIR" to "RELEASE".
(Buzzer sound: Three times <blip,
blip, blip >)
▼
▼
The air calibration is done and the
gas detector returns to detection
mode.
(Buzzer sound: Once <blip>)
If air calibration fails, "FAIL AIR
CAL" is displayed.
Perform air calibration again in
fresh surrounding air.