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5.3Power Off
In normal detection mode long press
power button for five seconds until the “DI” sound ,display shows shutting
down as it show in figure 5,device will be shut off within 1 minute .
6.Operation Interface
6.1 Gas Detection Interface
Under normal-detection mode,according to the number
and types of sensors in the device,there are different
interfaces: single gas detection mode as shown in
figure6(O3 for example),two kinds of gas detection mode
as shown in figure 7 (O3
、
H2S for example) ,three kinds
of gas detection mode as shown in figure 8(O3
、
H2S
、
CO
for example),four kinds of gas detection mode as shown
in figure 9(O3
、
CO
、
H2S
、
CH4for example).
Icons at the top of the display shows the “pump status”,”battery capacity”,”humidity”,take figure 9 for example,there are four channels,
figure indicate corresponding gas concentration in each channel,”O3” is the gas’s molecular formula,lower right”PPM” is the
concentration unit;when one or several gas channel reach the alarm value,there will be a alarm sign under corresponding
