General Information

A robust and accurate portable gas detector, the Personal Surveyor (PS200 Series) provides unrivalled protection in confined space applications with audible and visual alarms in the event of exposure to flammable or toxic gases. Detecting and displaying up to 4 gases simultaneously, PS200 is suitable for a host of applications in a variety of industries. The PS200 can be configured to detect a combination of Methane, Oxygen, Carbon Monoxide, Hydrogen Sulphide, as well as other flammable gases. Pre-entry checking can be carried out with the optional internal sampling pump, and diffusion operation ensuring maximum battery life in confined spaces.

Key Features:

  • Simple 1-button operation
  • Measures up to 4 gases:
  • CH4 – Methane (LEL)
  • O2 – Oxygen
  • CO – Carbon Monoxide
  • H2S – Hydrogen Sulphide
  • Other flammable gases, available on request
  • Audible, visual and vibrating alarms
  • Internal pump (optional)
  • Lightweight yet robust construction
  • Sensor integrity checking
  • Ease of maintenance

GMI PS241 Manual Calibration

To manually calibrate -

  1. Power on
  2. After GMI logo is displayed,press button combination (Left, Right, Left, Right) (You'll see a "M" in the upper right corner of screen)
  3. Select Calibrate
  4. Code - 333

(Manual Calibration does not require specific cal gas. You just match the values to whatever gas you're using.) To calibrate, apply gas, then adjust reading to match span value to cal gas, using left button to raise, then power button to accept.