Operation
When battery supply is low, the low battery indicator
will show (Fig.2). Change the batteries.
NOTE:
To ensure accuracy, perform the warm-up in
clean air.
Press button 1 (Fig. 1) to turn
the meter on and off.
After a 60 second warm-up the
meter is ready to use and the
Ready L.E.D. (Fig. 2) will light up.
The
unit
will
turn
off
automatically after 10 minutes
of inactivity.
Keypad (Fig. 1)
Gas Leak Detector (HHGAS)
1
1
1
Detects methane and propane gases
Quick to pinpoint gas leaks
Automatically calibrates at power-on
Less than 60 second warm-up time
Auto power off function
Response time of less than 10 seconds
5-level L.E.D. alarm
Over 440
mm
long flexible probe
Built-in earphone jack
Mute function
Carefully read the following
instructions prior to
installation of this device.
Always keep this pamphlet
for future reference.
i
Display & Connections
Normal Operation (Fig. 2)
A
= Gas level in ppm
B
= Ready LED
C
= Battery level
Side Panel (Fig. 3)
A
= Mute button
B
= Headphone jack
C
= 9V DC adaptor
B
B
A
A
C
C
B
A
C
C
A
B
w:
www.duomo.co.uk
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e:
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t:
01905 797989
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f:
01905 774296
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©
Duomo (UK) Ltd. 2007
