Portable multi gas detector
QGM
6
3. MODE
3.1 MEASURING MODE
If the device goes into the normal measuring mode after stabilization,
the gas concentration and the battery power level are displayed on
the LCD monitor. Oxygen is displayed in %vol, combustible gases in
%LEL and H2S, CO in PPM unit. When the concentration levels change,
the value is displayed in real time, and when the levels exceed the
threshold for either LOW alarm or HIGH alarm (or TWA/STEL), the
display icons of LOW, HIGH, TWA or STEL blinks regularly and the
alarm, LED and vibration activates.
When the device goes to a safe area, the concentrations detected by
the device declines and the alarm stops. Even after going to a safe
area after the alarms set off, the icon of the alarm does not go away, and you must push the
Key
button
(
) to make it go away.
3.2 DISPLAY MODE
The displays in ten different modes as above are shown in the measuring mode every time when
you press the
Key button
(
).
