Carbon Monoxide Adapter : A771

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The A771 is a CO adapter designed to work with your DMM to measure ambient air CO. Can also be used as a personal COalarm.

Built-in alarm is preset to 30ppm. Setting can be set by user.
Use with any DMM with minimum 2 1/2 digit LCD, 2 or 4Volt DC range and 10M Ohm or greater input impedance.
Detect CO levels from 0-1999 ppm, with resolution as low as 0.1 ppm and ±5% of reading accuracy.
Soft pouch included