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M40 Multi-Gas Monitors

Provides continuous and simultaneous gas concentration readouts for up to (4) gases. Features include peak/hold readings, 75-hour datalogging, high/low, STEL, TWA and low battery alarms. A 90 dB audible alarm, ultra-bright LED visual alarm, and vibrating alarm warn when dangerous gas levels are detected. An optional compact parasitic sampling pump provides remote sampling from up to 50'. Up to 18 hours on a rechargeable lithium-ion battery. Power button must be held down for five seconds to shut off, preventing accidental shut-off. All monitors, monitor/pump combinations, and confined space kits include a compact charger, calibration cup, tubing, belt clip, nylon carrying case, and instruction manual. Significant features include:
- Hi-vis, impact-resistant composite case resists RFI, EMI, and is IP65 tested
- Measure CO, H2S, O2, and all types of combustible gases
- Easy 4-button operation using intuitive menu navigation
- Monitor/pump combinations include nylon carrying case
- Measuring ranges: CO: 0-999 ppm; H2S: 0-500 ppm; O2: 0-30% volume; combustibles: 0-100% LEL
- UL and CSA approved for Class I, Groups A, B, C and D; T4. CENELEC (ATEX) and Australia - EEx ia d IIC T4