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  Home > Test & Measurement > Gas Analyzers >

TPI-A771 Carbon Monoxide Adapter
TPI-A771 Carbon Monoxide Adapter
Our Price: $129.95

Product Code: TPI-A771

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


  • Range (CO): 0 ~ 1,999ppm
  • Accuracy: 5ppm or 5% of reading, whichever is greater
  • Resolution: 1ppm
  • Backlight
  • Alarm: Audible
  • Power Supply: 9V Alkaline Battery
  • Dimensions: 6.5" x 2.1" x 1.2", (165 x 55 x 30 mm)
  • Weight: 7.23oz (205g)
  • Warranty: 3-year limited warranty

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Test & Measurement > Gas Analyzers
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900 W. Main Street
Ephrata, PA 17522
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