Personal O2 Safety Monitor |
**IMPORTANT: With an abundance of caution for our employees health and safety the CO2Meter offices will be closed Thursday, September 29 and Friday, September 30 because of the pending impact of Hurricane Ian. Orders placed online will be fulfilled once our offices reopen.**

Personal O2 Safety Monitor

Personal O2 Safety Monitor
Regular price $399.00

POs or wholesale quantity discounts click here

The SAN-20 Personal O2 Safety Monitor is designed for employees who work in enclosed areas where oxygen depletion may cause personal harm.

This personal safety monitor features a man-down alarm that is triggered when an employee fall occurs. It also includes a high-impact strobe, powerful alarm, and vigorous vibration.

    • Large LCD display: O2, temperature, %RH
    • Audible, visual strobe, and vibrating alarms
    • Programmable alarm settings
    • Man down alarm - leverages accelerometer technology 
    • Rugged design with metal clip, protective rubber enclosure
    • NEW! Rechargeable Li-Ion battery – 72+ hours per charge
    • Calibrate using ambient air
    • No over-exposure or negative memory effects
    • IP54 housing protects against dust and rain


Oxygen Sensor
  • Measurement Range: 0 to 25.0% vol
  • Resolution: 0.1% vol
  • Sensing Method: Fluorescence quenching by oxygen
  • Temperature Range: 14-140°F (-10.0-60.0°C) display
  • Humidity Range: 0 to 99% RH
  • Response Time: <15 seconds
  • Expected Lifespan: 5 years
    Temperature Sensor
    • Display Resolution: 0.1°F (0.1°C)
    • Display Options: °F/°C (switchable)
    • Accuracy: +0.9°C(+0.5°F)
    • Response Time: 5~30 seconds - the device must equilibrate with the environment
      Humidity Sensor
      • Measurement Range: 0.0 to 99.9% RH
      • Display Resolution: 1%RH
      • Accuracy: +4.5%RH
      • Response Time: < 8 seconds for 63% of step change
        • Operating: 32°F to 122°F (0°C to 50°C), <95% RH non-condensing
        • Storage: 14°F to 140°F (-10°C to 60°C), < 99% RH non-condensing
        • Power Supply: Li-ion battery (4.2V, 1500mAh), 
        • Dimensions: 3.9 x 2.0 x 1.7 in. (98x50x42mm)
        • Weight: 4.76oz. (135 grams)


        • Micro USB Power Cable w. Wall USB Charger
        • Durable Industrial Clip
        • User Manual


        • 1 year - See CO2Meter Terms and Conditions
        • Data Sheets

        • Manuals

        • Technical Documents

        • Videos

        • Additional Resources

        • Case Studies

        Customer Reviews

        No reviews yet

        "Easy to install, easy to set up, and easy calibration - just what I was looking for."

        - Phillip Farrar
        Water Plant Superintendent

        Read More Reviews...