User Manual

4
© Copyright CO2Meter.com. All rights reserved.
OPERATION
2.0 Power button
1.! When the Monitor is turned off, press the power button to turn on the unit.
2.! When the Monitor is turned on, press the power button for 3 seconds to turn off the
unit.
When the unit is first turned on, it performs 5 seconds countdown for Monitor warm up, then
enters normal display with current CO2 readings displayed. The monitor starts taking
measurements when power on and updates readings every 2 seconds.
2.1 Menu Status
Menu Items
Functional
Description
AIR (“AIR”)
Ambient Air Calibration. User presses the power button to
implement Ambient Air Calibration (300~600ppm).
N2 (“ ”)
Nitrogen Calibration. Press the power button to start
nitrogen calibration (0~200ppm).
High Alarm Threshold setup.
L0.5/L0.5T/L1.0
/L1.5/L3.0
Low Alarm Threshold setup.
Press the power button to switch the low alarm threshold:
L0.5 (5000 ppm), L0.5T (5000 ppm TWA), L1.0 (10000 ppm),
L1.5
(15000 ppm), and L3.0 (30000 ppm).
A ON
A OFF
Man down alarm set on/off.
Press the power button to switch “A ON” to turn on the man
down alarm or “AOFF” to turn off the man down alarm)
© Copyright 2021, CO2Meter, Inc. All Rights Reserved. Last modified June 18, 2021
By pressing the menu button for 5 seconds, the unit enters into "Menu
status". There are six menu items by pressing the menu button shortly to
loop switching between AIR, N2, Hx.x, Lx.x, A ON/AOFF, SC, Px, Log and E
(exit).
The menu times are further described in the table below:
H0.5/H0.5T/
H1.0/H1.5/H2.
0/H2.5/H3.0/
H3.5/H4.0
User presses the power button to switch the high alarm
threshold: H0.5 (5000ppm), H0.5T (5000 ppm TWA), H1.0
(1000ppm), H1.5 (15000ppm), H2.0 (20000ppm), H2.5 (25000ppm),
H3.0 (30000 ppm), H3.5 (35000 ppm) and H4.0 (4000ppm).