GW-3(HS)
Single gas detector |
GasWatch 3 is the world's smallest and lightest H2S gas detector. Weighing just 45 grams, its compact form factor offers great comfort and flexibility in how you choose to wear it. It can be worn on the wrist like a watch, or attached to your breathing zone on your lapel, helmet or other safety equipment with its alligator clip.
Also available for CO, O2, CO/O2 or H2 compensated CO

Features and benefits
- World's smallest and lightest
- Three year sensor warranty
- Newly developed R-sensor installed for improved performance
- Over 4,000 hours of operation
- Lightweight and compact "watch-style" design
- Easy to carry in your "breathing zone"
- Alligator clip option with 360º rotation
Specifications
- Sampling method: Diffusion type/Single type
- Detection principle: Potentiostatic electrolysis method
- Detection range: 0.0 to 100.0 ppm
- Alarm display: Flashing lamp/buzzer/flashing gas concentration reading/vibration
- Rating: IP66/68 (2 m, 1 hour)
- Approvals: Japan Ex, ATEX, IECEx, China Ex, JIS
- Power source: CR2450 coin-type lithium battery
- Continuous operation: Approx. 4000 hours
- Dimensions: Approx. 63 (W) × 42 (H) × 22 (D) mm (excluding protruding parts)
- Weight: Approx. 45 g
- Operating temperature: -20 to +60 °C