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Process, Instrumentation & Environment




Gas warning and gas measuring instrument for detecting toxic gases.
The ideal measuring device for gas and water suppliers, fire brigades, sewage plants, landfills, biogas plants and the chemical industry.
The EX-TEC GM 4 is the perfect partner for both leak detection in pipelines and monitoring the atmospheric air as well as for measuring gases to monitor chemical or biological processes.
The ideal measuring device for gas and water suppliers, fire brigades, sewage plants, landfills, biogas plants and the chemical industry.
The EX-TEC GM 4 is the perfect partner for both leak detection in pipelines and monitoring the atmospheric air as well as for measuring gases to monitor chemical or biological processes.
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Sensors
Passive protection:
Active protection:
Sensor operation/measuring range
Accessories
Features
Advantages
Industries
F.Fonseca is distributor of Sewerin in Portugal.
Passive protection:
- EC-type-examination certificate in accordance with ATEX 100a, guideline 94/9/EG;
- Certificate No.: TÜV 01 ATEX 1657;
- Identification: EX-Symbol II 2 G EEx de ib IIB T4.
Active protection:
- Function safety test in mode "warning" at "Deutsche Montan Technologie GmbH";
- Test report: PFG-Nr.:413 007 02P.
Sensor operation/measuring range
Measuring range | Response time t90 | Durability | |
Carbon monoxide (CO) | 0...500 ppm | <30s | 2-3 years |
Hydrogen (H2) | 0...10.000 ppm | <70s | 1-2 years |
Hydrogen sulphide (H2S) | 0...100 ppm | <30s | 2-3 years |
Hydrogen sulphide (H2S) | 0...2.000 ppm | <90s | 2 years |
Ammonia (NH3) | 0...100 ppm | <60s | 1-2 years |
Oxygen (O2) | 0...25 vol.% | <30s | 2 years |
Hydrochloric acid (HCI) | 0...30 ppm | <70s | 1-2 years |
Accessories
- GasIS (PC evaluation software) for documentation of measurements;
- Charging technique for 12 V, 24 V or 100-240 V;
- Leather bag;
- Various probe systems;
- Test set and test gases;
- Case.
Features
- Modular device design, basic device without pump (diffusion device) or with integrated pump;
- Electrochemical sensors;
- User can exchange sensors;
- Power supplied by any commercial rechargeable or disposable AA batteries;
- Large, illuminated LCD display;
- Self-test on start-up;
- Easy operation using three keys;
- Internal data memory (PC readout possible);
- Visual and audible alarms;
- Adjustable alarm thresholds;
- Temperature compensated sensors;
- User menu;
- Function menu for individual device configuration (PIN code protected);
- Adjustable test gas concentration.
Advantages
- Several possible configurations on the same machine;
- Universal Power Solutions;
- Internal storage.
Industries
- Leak detection at pipes;
- Monitoring environmental air;
- Gas measuring to monitor chemical or biological processes.
F.Fonseca is distributor of Sewerin in Portugal.
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