RKI Instruments SP-220 TYPE F User Manual

- 22 -
4-8. Performing air calibration
After a high-concentration gas is detected or an alarm is triggered by temperature/humidity changes,
perform air calibration in the measured atmosphere.
* Before performing air calibration, verify a fresh air environment.
1
In the detection mode,
hold down the AIR button.
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
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.

RKI Instruments SP-220 TYPE F Specifications

General

Brand	RKI Instruments
Model	SP-220 TYPE F
Category	Security Sensors
Language	English