Extech CO50 Specifications

CO50 Desktop Carbon

Monoxide (CO) Monitor

Measures Carbon Monoxide (CO) concentration, Air Temperature and Humidity with user-settable CO audible alarm (30ppm default). The CO50’s extra loud beeping alarm (>85dB at 3 meters) provides an excellent way to monitor indoor air quality in large spaces.

Common CO Problem Areas:

- Gas stoves/ranges or clothes dryers used to heat homes- Out-of-adjustment burners

- Blocked chimneys

- Gas or kerosene space heaters

- Idling vehicles in garages

- Charcoal grills used indoors

Features

• Simultaneously displays Carbon Monoxide (CO)

concentration, Air Temperature, and Relative Humidity

readings with date (Year, Month, Day) and time

• Visibly bright LED indicates active monitoring (green) or

surpassed CO alarm threshold (red)

• Extra loud audible beeper alarm level meets UL 2013

Standard (>85dB @ 3 meters); default alarm threshold

at 30ppm (user adjustable)

• Designed with Electrochemical CO sensor

- Gas-powered generators or small-engine equipment such as weed wackers, leaf blowers, lawn mowers operated in enclosed areas

- Furnaces and water heaters with inadequate ventilation

• Record/Recall Max reading for CO concentration

• CO calibration function in fresh air

• Internal memory for manually storing up to

99 readings with recall function

• Complete with Universal AC adapter (100V-240V)

and multiple plug types (US, EU, UK, AUS)

Speciﬁ cations

Carbon Monoxide (CO) 0 to 999ppm 1ppm ±2ppm

Temperature (Air) 14 to 140°F (-10 to 60°C) 0.1°F/°C ±1.2°F/0.6°C

Relative Humidity 10 to 90%RH 0.1%RH ±5%RH @ 25°C

Dimensions 6.1 x 3.4 x 3.2" (155 x 87 x 81mm)

Weight 5.8oz (165g)

PRODUCT DATASHEET

Range Resolution Basic Accuracy

Ordering

CO50 ................ Desktop Carbon Monoxide CO Monitor

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