Instructions

EN4
601 – 1000 ppm eq
400 – 600 ppm eq
Your CO2 monitor measures and displays the CO2 in PPM with color
ventilation recommendations:
The icons flash when the current CO2 exceeds 2000 ppm.
To set high alert and low alert of CO2 and humidity
1) Press and hold the “CO2/RH% / SET” button (C4), the CO2 digits “400”
(default) flash and the icon (A1) appears. Press the “+“ or the “-“ button
to adjust the low alert level of CO2 in steps of +/- 10 PPM. Lowest alert level
is 400 PPM.
2) Press the “CO2/RH% / SET” button (C4) again, the CO2 digits “2000”
(default) flash and the icon (A2) appears. Press the “+“ or the “-“ button
to adjust the high alert level of CO2 in steps of +/- 10 PPM. The highest
CO2 alert level is 5000 PPM.
3) Press the “CO2/RH% / SET” button (C4) again, the humidity digits “35%”
(default) flash and the icon (A1) appears. Press the “+“ or the “-“ button
to adjust the low alert level of RH% in steps of +/-1%. Lowest alert level is
20%.
4) Press the “CO2/RH% / SET” button (C4) again, the humidity digits “70%”
(default) flash and the icon (A2) appears. Press the “+“ or the “-“ button
to adjust the high alert level of RH% in steps of +/-1%. Highest alert level is
95%.
5) Press “CO2/RH% / SET” button (C4) again to confirm and end setting.
The WL 1030 returns to normal display mode.