User manual

ManualsBrandsEXTECH ManualsGas GaugesCarbon dioxide detector

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CO230-en-GB_v1.0 1/16

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Descriptions

Meter Description

1. Temperature/RH sensor

2. Main Display

3. Alarm Relay Output

4. Aux. Displays

5. 12V AC Adaptor jack

6. Keypad

7. Alarm alert lamp

8. CO

2

sensor

Note: Wall mount hole and relay

wiring screws are located on the back

Display Description

1. CO

2

concentration (ppm)

2. Relative Humidity (%)

3. Air Temperature, Dew Point or

Wet Bulb Temperature (°C / °F)

Display Icons

TWA Time weighted average (8 hours)

STEL Short-term exposure limit (15-min. weighted average)

HOLD Holds reading on display

MIN/MAX Minimum/Maximum readings

DP Dew point temperature

AIR Air temperature

WBT Wet bulb temperature

% Relative Humidity measurement unit

°E (C/F) Temperature units (Celsius/Fahrenheit)