Skip to content

omni instruments | sensors and data acquisition equipment

Sales & Technical Support

  • +44 (0) 1382 443000
  • info@omni.uk.com
  • Home
  • Custom Systems
  • System Hires
  • About
  • Contact
  • Home
  • Custom Systems
  • System Hires
  • About
  • Contact
Products
Edit Content
  • Data Loggers
  • Displacement
  • Display & Control
  • Flow Meters
  • Gas Detection
  • Gyros & Accelerometers
  • Level & Distance
  • Load Cells
  • Pressure Sensors
  • Radio & GSM Telemetry
  • Remote Monitoring
  • Serial Ethernet & ModBus
  • Solar & Wind Power
  • Subsea & Offshore
  • Temperature and Humidity
  • Test & Calibration
  • Torque Transducers
  • Vibration Monitoring
  • Voltage & Current
  • Water Quality
  • Weather Instruments
  • Accessories
  • Data Loggers
  • Displacement
  • Display & Control
  • Flow Meters
  • Gas Detection
  • Gyros & Accelerometers
  • Level & Distance
  • Load Cells
  • Pressure Sensors
  • Radio & GSM Telemetry
  • Remote Monitoring
  • Serial Ethernet & ModBus
  • Solar & Wind Power
  • Subsea & Offshore
  • Temperature and Humidity
  • Test & Calibration
  • Torque Transducers
  • Vibration Monitoring
  • Voltage & Current
  • Water Quality
  • Weather Instruments
  • Accessories
  • Home
  • Custom Systems
  • System Hires
  • About
  • Contact
  • Home
  • Custom Systems
  • System Hires
  • About
  • Contact
Need Help?
£0.00 0 Basket
Product
Edit Content
  • Data Loggers
  • Displacement
  • Display & Control
  • Flow Meters
  • Gas Detection
  • Gyros & Accelerometers
  • Level & Distance
  • Load Cells
  • Pressure Sensors
  • Radio & GSM Telemetry
  • Remote Monitoring
  • Serial Ethernet & ModBus
  • Solar & Wind Power
  • Subsea & Offshore
  • Temperature and Humidity
  • Test & Calibration
  • Torque Transducers
  • Vibration Monitoring
  • Voltage & Current
  • Water Quality
  • Weather Instruments
  • Accessories
  • Data Loggers
  • Displacement
  • Display & Control
  • Flow Meters
  • Gas Detection
  • Gyros & Accelerometers
  • Level & Distance
  • Load Cells
  • Pressure Sensors
  • Radio & GSM Telemetry
  • Remote Monitoring
  • Serial Ethernet & ModBus
  • Solar & Wind Power
  • Subsea & Offshore
  • Temperature and Humidity
  • Test & Calibration
  • Torque Transducers
  • Vibration Monitoring
  • Voltage & Current
  • Water Quality
  • Weather Instruments
  • Accessories
£0.00 0 Basket
Home / Gas Detection Equipment / Gas Leak Detectors / GT Series Multi Function Portable Leak Detector
GT Series Portable Gas Leak Detector

GT Series Multi Function Portable Leak Detector

The GT Series has been designed for the gas industry and is suitable for a wide range of different gas monitoring application. The GT range provide a robust, user friendly handheld gas detector that can be used for leak testing, confined spaces, purging or as a gas sniffer.

Hazardous Area Approved

View Options

Need help finding the right product?

CONTACT US

Downloads

Datasheet

GT Series Gas Leak Detector

  • Description

Description

Applications

  • Gas Leak Detection/Testing
  • Confined Space Gas Detection
  • Barhole Testing
  • Carbon Monoxide
  • Purge
  • Sniffer
  • Pressure Leak Tightness

Features

  • Multi-application Gas Detector
  • PPM, LEL and Volume flammable gas ranges for leak detection.
  • 0 – 60in. (150mBar) Water Gauge for tightness testing.
  • Manual/Automatic data logging.
  • Audible/Visual ‘Ticker’ (Geiger) indication on ppm range.
  • Loud audible and high visibility alarms.
  • Large button operation with simple display prompts.
  • Integral flashlight.
  • Alkaline or Rechargeable battery options.
  • Charging via simple plug or docking station.
  • Rugged polycarbonate case, sealed to IP54 rating and suitable for outdoor use.

Specifications

 Measuring Ranges  Resolution

0 – 10,000 ppm Flammable
0 -100% LEL Flammable
0 -100% Volume Gas Flammable
0 – 25% Oxygen (O2)
0 – 2000 ppm Carbon Monoxide (CO)
0 – 100 ppm Hydrogen Sulphide (H2S)
0 – 60 in. (0 to 150 mBar) Water Gauge

ppm 0 – 10,000
LEL 0 – 100% (0-9.9%)
Vol Gas 0 – 100%
Oxygen 0 – 25%
CO – 2000ppm
H2S 0 – 100ppm
Water Gauge

1ppm
1%  (0.1%)
1%
0.1%
1ppm
1ppm
0.1in. (1mBar)

 Certification  Environment

Certification:

ATEX II 2G Ex iad IIB T3
UL 913 Class I, Div 1 Groups C and D

Temperature Limits: -20 to + 50°C.
(-4 to +122F.)
Humidity: 0 to 98% RH (non-condensing)

 Alarms  Sampling System

Highly visible flashing LED’s on display panel.
Sounder in excess of 80dB(A),
typically 85dB(A) @12in.

Integral pump with pressure sensor for flow fail detection.
Sample path is protected by a hydrophobic filter

 Physical Properties  Power Supply

Weight: (incl. Probe and Batteries): 0.78kg (1.7lbs)
Dimensions: (Excl. Probe) 290 (H) x 95 (W) x 43 (D) mm.
11.4 (H) x 3.7 (W) x 1.7 (D) in.

3 x (approved LR14) Alkaline or
3 x (approved ‘C’ type) Rechargeable Batteries

 

All units are supplied with suitable dry cell batteries, which are suitable for all countries. If you require rechargeable batteries, please purchase the relevant approved rechargeable batteries for either ATEX or UL Certified applications. Kits with UL certification, or for use in the USA and Argentina are available on request.

Product

Ref

Price

Product Description

GT40 Multi-Function Gas Detector Kit - C67401

C67401

£1,212.00

GT-40 Multi-Function Gas Detector Kit for CH4 and CO gas detection. Methane (CH4), Range 0 to 10,000ppm & 0-100% LEL or Volume. Carbon Monoxide (CO), Range 0 to 2,000ppm. Highly visible flashing LEDs on display panel. 80dBA Sounder, typically 85 dBA @12 in. ATEX/IEC Certification: Ex ia d IIB T3. CSA Certification: Class 1, Groups CD T3. GT-40 comes supplied in Carrying Case with Solid End Probe, Tygon Tubing, Hydrophobic Filter (Pack of 2), Wrist Strap, Handbook, Quick OP Guide, Calibration Certificate & Config. Report, Rubber boot.
MORE INFO
Add to basket
GT41 Multi-Function Gas Detector Kit - C67411

C67411

£1,072.00

GT-41 Multi-Function Gas Detector Kit for CH4 and O2 gas detection. Methane (CH4), Range 0 to 10,000ppm & 0-100% LEL or Volume. Oxygen (O2), Range 0 to 25%. Highly visible flashing LEDs on display panel. 80dBA Sounder, typically 85 dBA @12 in. ATEX/IEC Certification: Ex ia d IIB T3. CSA Certification: Class 1, Groups CD T3. GT-41 comes supplied in Carrying Case with Solid End Probe, Tygon Tubing, Hydrophobic Filter (Pack of 2), Wrist Strap, Handbook, Quick OP Guide, Calibration Certificate & Config. Report, Rubber boot.
MORE INFO
Add to basket
GT42 Multi-Function Gas Detector Kit - C67421

C67421

£1,381.00

GT-42 Multi-Function Gas Detector Kit for CH4, CO and O2 gas detection. Methane (CH4), Range 0 to 10,000ppm & 0-100% LEL or Volume. Oxygen (O2), Range 0 to 25%, Carbon Monoxide (CO), Range 0 to 2,000ppm. Highly visible flashing LEDs on display panel. 80dBA Sounder, typically 85 dBA @12 in. ATEX/IEC Certification: Ex ia d IIB T3. CSA Certification: Class 1, Groups CD T3. GT-42 comes supplied in Carrying Case with Solid End Probe, Tygon Tubing, Hydrophobic Filter (Pack of 2), Wrist Strap, Handbook, Quick OP Guide, Calibration Certificate & Config. Report, Rubber boot.
MORE INFO
Add to basket
GT43 Multi-Function Gas Detector Kit - C67431

C67431

£1,687.00

GT-43 Multi-Function Gas Detector Kit for CH4, CO, O2 and H2S gas detection. Methane (CH4), Range 0 to 10,000ppm & 0-100% LEL or Volume. Oxygen (O2), Range 0 to 25%, Carbon Monoxide (CO), Range 0 to 2,000ppm. Hydrogen Sulphide (H2S), Range 0 to 100ppm. Highly visible flashing LEDs on display panel. 80dBA Sounder, typically 85 dBA @12 in. ATEX/IEC Certification: Ex ia d IIB T3. CSA Certification: Class 1, Groups CD T3. GT-43 comes supplied in Carrying Case with Solid End Probe, Tygon Tubing, Hydrophobic Filter (Pack of 2), Wrist Strap, Handbook, Quick OP Guide, Calibration Certificate & Config. Report, Rubber boot.
MORE INFO
Add to basket
GT44 Multi-Function Gas Detector Kit - C67441

C67441

£902.00

GT-44 Multi-Function Gas Detector Kit for CH4 gas detection. Methane (CH4), Range 0 to 10,000ppm & 0-100% LEL or Volume. Highly visible flashing LEDs on display panel. 80dBA Sounder, typically 85 dBA @12 in. ATEX/IEC Certification: Ex ia d IIB T3. CSA Certification: Class 1, Groups CD T3. GT-44 comes supplied in Carrying Case with Solid End Probe, Tygon Tubing, Hydrophobic Filter (Pack of 2), Wrist Strap, Handbook, Quick OP Guide, Calibration Certificate & Config. Report, Rubber boot.
MORE INFO
Add to basket

67292

£6.38

Drycell Batteries for GT Series Gas Detector (Pack of 3). Supplied as standard with all GT instruments
MORE INFO
Add to basket

links

  • About
  • Contact
  • Custom Systems
  • Privacy & Cookies
  • Terms & Conditions

omni instruments

Omni Instruments Ltd,
Unit 1, 14 Nobel Road,
Wester Gourdie Industrial Estate,
Dundee, DD2 4UH, UK

Sales & Support

  • +44 (0) 1382 443000
  • info@omni.uk.com

Payments

mastercard-color
visa-color
amex-color
Copyright Omni Instruments 2025 | Design. Build. Host.

We are here to help

Need help with your products or have a question for us on our custom systems? Use the form below to send us a message and our experts will be in touch to help.

Call us on +44 (0)1382 443000

Enquire now