GMI PS200 Portable Gas Detector

Gas Measurement Instruments (GMI)

GMI authorised distributor

The PS200 is designed for confined space monitoring, for example, in sewers, underground piping, or within tanks and other personal monitoring applications.

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£ 527.00

(£ 632.40 inc VAT.)

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This is for the PS200 4-Gas LEL/H2S/CO Pumped model with standard FILTER LEL Sensor. See dropdown for other options. Please contact your local Cuthbertson Laird Group office if the version you require is not listed.

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.

Note: Mandown sensor is no longer fitted as standard.


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 PS200 Specifications:

  • Temperature: -20°C to +50°C (-4°F to 122°F).
  • Humidity: 0 to 95% R.H non-condensing.
  • Alarms: Highly visible flashing LED, piercing >90dB audible.
  • Display: Green and red LCD backlight display.
  • Datalogging: Timed: 24 hours of timed logs at 1 log per minute.
  • Session: Minimum of 180 logs.
  • Calibration: Minimum of 8 calibration logs.
  • Bump Logs: Minimum of 180 logs.
  • Battery: Lithium Ion rechargeable battery.
  • Battery life: Run Time: Up to 14 hrs (diffusion).
  • Protection: P67 (Dust-tight and waterproof to 1m).
  • Dimensions: 121 x 59 x 32mm (4.8” x 2.3” x 1.3”).
  • Weight: 230g (8oz) with pump 215g (7.6oz) without pump.
  • GMI PS200 warranty: 2 years.


Includes: PS200 Instrument, Charging/Comms Clip, 3M PVC Tubing & Connector *Pumped Instruments Only*, Configuration Report, Calibration Certificate, User Instructions – CD-ROM, Quick Operating Instructions, Mains Adaptor 5V-USB, Shipping List & EHSR.

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GMI PS200 Portable Gas Detector