14
AIYI Technologies
▎
Span calibration:
1
.
After entering the menu, short press the function button to select the span
calibration, the span calibration indicator flashes, the zero calibration indicator
and the self-test indicator keep displayed, then short press the power button to
enter the span calibration interface. At this time, the span calibration indicator
keeps displayed, and the zero calibration and self-test indicator are not displayed.
Span calibration interface is shown in the figure below.
2
.
Short press the function button to select the specific channel, and the gas
name in the selected channel flashes.
3
.
Short press the power button to do span calibration. If the calibration is com-
pleted, the “End” prompt will be displayed. If the calibration fails, the “Err”
prompt will be displayed, as shown in the figure.
4
.
Press and hold the function button to exit the span calibration and return to
the main interface.
▎
Self-test:
1. After entering the menu, short press the function button to select the self-test,
the self-test indicator flashes, the zero calibration indicator and span calibration
indicator keeps displayed, then short press the power button, the detector enters
self-test.
2
.
The detector will display all the contents in turn, then alarm with sound, light,
vibration once. as shown in the figure.
3
.
After the self-test is completed, back to the menu interface.
Menu interface
Span calibration
Calibration completed
Calibration failed
