Duomo Vent Check Pro Посібник

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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). To skip the warm

up, press and hold button 6 for 2

seconds. It is advisable, however,

to allow the unit to perform its full

setup.

During operation the display will

automatically cycle through the

current level of CO

and CO. Press

button 5 to see the current air

temperature.

Pressing button 6 will cycle

through minimum, maximum,

average and current readings. In

this mode the time at the bottom

will change to show you how long

you have been in this mode.

cycle through the minimum, maximum and average

readings of each parameter automatically. To return to

normal mode, press button 3.

Pressing button 2 will hold all current readings and HOLD

flashes in the top left of the screen. Press again to exit hold

mode.

w: www.duomo.co.uk

Keypad (Fig. 1)

A A

B B

A = Current

measurement

type (CO

or TA)

B = Current level

C = Current date /

time

Normal Operation

(Fig. 2)

e: [email protected]

Vent Check Pro (CO + CO

Triple reading and display of CO

temperature

NDIR sensor for CO

Datalogging capability (downloadable via USB)

Statistics of weighted averages

BS8494 compliant (from 10 - 60 ºC)

Backlight for working in dark areas

Programmable and audible warning alarms

Easy manual fresh air correction on CO

PC connection via USB interface

With hard case and power adaptor

Can be used with rechargeable batteries

Pressing any button will turn the backlight on for 10

seconds.

The unit will turn off automatically after 20 minutes of

inactivity. To override this function, turn the unit off then

restart it by holding down button 2 then turning it on

with button 1.

The meter will take a new reading every second. When

the operating conditions change, the unit will respond

in 30 seconds for CO

C C

When battery supply is low, 'Lob' will be displayed.

Change the batteries or connect the DC adaptor.

NOTE: Do not hold the meter close to the face as

,CO

exhalation can affect CO

Recording (Manual)

The Vent Check Pro can manually record up to 99 points

of data.

In normal mode, press button 4 to record a data point.

The REC icon flashes on screen for about 3 seconds and

the screen displays the data point number (1 - 99). Each

point recorded contains information on the current CO

CO and air temperature.

You can view all manually recorded data points at any

time by using button 5. Press and hold it for 2 seconds

t: 01905 797989

, CO and

detection

readings.

f: 01905 774296

)