RKI Instruments

RKI Instruments GasWatch 3 CO (-H2) Single Gas Monitor 73-0025

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RKI Instruments
RKI Instruments GasWatch 3 CO (-H2) Single Gas Monitor 73-0025


This is a "Made to Order" product that cannot be exchanged and is non-returnable. If you have any questions please call Customer Service at 800-829-9580. If the hydrogen is not needed, we recommend the RKI Instruments 03 Series CO Single Gas Monitor that is available and ready to ship

RKI Instruments GasWatch 3 Hydrogen Compensated CO Single Gas Monitor is one of the world’s smallest and lightest single-gas monitor. Weighing just 1.6 ounces, its compact form affords great comfort and flexibility in how you choose to wear it. It can be worn on your wrist as a watch, or clipped into your breathing zone on your lapel, hard hat or other safety equipment with its 360 degree rotation alligator clip. A small, field-replaceable, coin-type lithium-ion battery gives the GasWatch 3 CO (-H2) up to 2,500 hours of continuous operation.

Applications: Refineries, Petrochemical facilities, Sewage treatment plants, Fire departments, Chemical plants, Tunnels, Mines, Hazardous waste sites

Key Features:

  • 3 years for CO (-H2) sensor
  • Up to 2,500 hours of operation
  • Light and compact "watch type" design
  • Comfortably wear in your breathing zone
  • Available with watch band or alligator clip
  • Automatic backlight during alarm
  • Sturdy IP-66/68 rated design
  • Water, dust and radio frequency (RF) resistant
  • Non-compliance indicator
  • Detection Range:0 ~ 300 ppm (1)
  • Service Range: 310 ~ 2,000 ppm (10)

Specification Sheet: Specification Sheet

Quick Reference Guide: Quick Reference Guide

CO (-H2) GasWatch 3 Manual: CO (-H2) GasWatch 3 Manual

Set Program Manual: Set Program Manual

Datalogging Program Manual: Datalogging Program Manual

Part Numbers:
73-0025 GasWatch 3, CO (-H2), Galvanic sensor, with alligator clip
73-0025-01 GasWatch 3, CO (-H2), Galvanic sensor, with wrist band

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Additional Information

Gas Type:
Carbon Monoxide (CO)
Country of Origin:
0.10 LBS
2.50 (in)
1.60 (in)
0.86 (in)
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