Duomo Vent Check Руководство

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Operation
Press button 1 to turn the meter
on and off.
After a 30 second warm-up the
meter is ready to use and will
display the normal operating
screen (Fig. 2).
Pressing button 4 will cycle through current air
temperature.
Pressing button 6 will cycle through minimum CO
maximum CO
, Time Weighted Average (TWA -
2
weighted average of CO
Time Exposure Limit (STEL - weighted average of CO
the past 15 minutes) readings since power on.
Pressing button 5 will hold all current readings except
TWA and STEL.
Pressing and holding button 2 for more than a second
will turn the backlight on and off.
The unit will turn off automatically after 20 minutes of
inactivity. To override this function, turn the unit off then
restart it by holding buttons 1 and 5 together.
The meter will take a new reading every second. When
the operating conditions change, the unit will respond
in 30 seconds for CO
.
2
w: www.duomo.co.uk
-
1
3
5
Keypad (Fig. 1)
in the past 8 hours) and Short
2
Dual display of CO
Stable NDIR sensor for CO
Statistics of weighted averages
BS8494 compliant (from 10 - 60 ºC)
Backlight for working in dark areas
Audible CO
Easy manual fresh air correction on CO
and humidity
PC connection via USB interface
With hard case and power adaptor
When battery supply is low, 'Lob' will be displayed.
Change the batteries or connect the DC adaptor.
2
NOTE: Do not hold the meter close to the face as
4
exhalation can affect CO
6
Display
B
,
2
Normal Operation (Fig. 2)
in
2
B
Menu Mode - Top Level (Fig. 3)
B
Menu Mode - Lower Level (Fig. 4)
-
t: 01905 797989
Vent Check
and temperature
2
warning alarm
2
readings.
2
A = CO
A
A A
B = Temperature
C = N/A
C
B B
C C
A
A A
A = Menu name
B = N/A
C = Menu level (e.g. P 1.0)
B B
C
C C
A
A = Current value
A A
B = Current menu name
C = Menu level (e.g. P 1.1)
C
B B
C C
-
f: 01905 774296
detection
2
2
reading in ppm
2
|
© Duomo (UK) Ltd. 2007