Gas analyzers

Biogas analysers Geotech

geotechGeotech is the market leading manufacturer and supplier of portable and fixed landfill gas analysers and biogas analysers. A gas analyser is only a part of the full range of equipment for measurements in the environment, including QED AP pumps for removing products and controlling the level. Around the world, Geotech gas analysers are rapidly becoming even more important with the growing focus on renewable energy from gas produced in anaerobic digestion and landfill sites.



  • Landfill and biogas
  • Carbon dioxide
  • Medical gas
  • Land remediation
  • Coal mine methane


manufacturers website

Gas and emission meters ABB

abbABB is a global leader in power and automation technologies, which enables improved performance while reducing the impact on the environment especially to customers in the field of industry.

Sustainable development is integral to all aspects of their business. They strive to balance economic, environmental and social priorities to create value for all their stakeholders. Representations around the world and the development of unique technologies are also crucial to minimize the impact on the environment.


  • Control products and systems
  • Drivers
  • High voltage products and systems
  • Meters
  • Low voltage products and systems
  • Medium voltage products
  • Motors and generators
  • Power supply
  • Robotics


manufacturers website

Gas and emission meters Sick

The company Sick was founded in 1946 and is globally present on the market with its almost 50 subsidiaries, participants and many other agencies. SICK currently has more than 5,800 employees around the world.

SICK is one of the world’s leading producers of sensors and sensor solutions for industrial applications, automation and process automation. SICK’s sensors and application solutions for industrial use create the perfect basis for the reliable and efficient control of processes, for protecting people from accidents, and for preventing environmental damage.

SICK has arranged for a new standard in the field of dust measurements: durable, low-maintenance systems for the detection and monitoring of dust concentrations.


  • Photoelectric sensors
  • Direct sensors
  • Magnetic cylinder sensors
  • Encoders
  • Opto-electronic protective devices
  • Safety switches
  • Security and control solutions
  • Detection solutions
  • Remote sensors
  • System solutions


manufacturers website

Gas analysers Signal Group

Signal Group is the leading UK manufacturer of gas analysers, systems and accessories for monitoring emissions to the air. Signal Group designs, manufactures and supports a wide range of emission measurement equipment. Products include fixed and portable CEMS, Air Quality Monitoring systems and automotive exhaust emissions systems.

Signal Group offers the complete package with bespoke solutions to project management and ongoing service contracts.

The Instruments division, based near London, is focused on combustion emissions, automotive applications and VOC measurement, while the Ambitech division in Oxford has its expertise in Gas Turbine Power Station emissions and ambient Air Quality Monitoring.

  • FID
  • Chemiluminescence
  • IR
  • Paramagnetic
  • UV Absorption
  • UV Fluorescence


manufacturers website

Special gas analysers Witt

WITT stands for quality, safety and customer commitment. As a global player, Witt delivers high-quality gas control and gas safety equipment to more than 60 countries around the world.

WITT’s products are based on high accuracy, reliability and usefulness: in the food and beverage manufacturing industry, steel industry, automotive engineering, airframe structures, construction machinery, glass manufacturing and laser technology as well as many other industrial sectors.
Handling gases involves high risks for life. We believe that you can rely 100% on the equipment by WITT.


  • Gas mixers/gas metering systems
  • Gas analysers
  • Leak detection systems
  • Anti-explosive barriers
  • Safety valves
  • Pressure regulators
  • Moisture meters
  • Ambient air monitoring


manufacturers website

Photoionization detectors Ion Science

Ion Science is a Cambridge-based company manufacturing since 1989 numerous technologically advanced gas detectors, gas emission detectors, and mercury analysers, distributed worldwide. Gas detection instruments are primarily used in the following areas: environmental protection, the petrochemical industry, the chemical industry, ambient air quality in closed and open spaces, and the like. Research and development is at the heart of the company and is fundamental to sensor technology development.

Ion Science is ISO9001:2008 certified and actively works on the continuous improvement of production processes according to the clients’ requirements. Their vision is to become the global leader in gas sensing technologies through continuous investment in R&D.


  • Benzene Selective Monitors
  • GasCheck Leak Detectors
  • Ground Gas Monitors
  • Hydrogen Flux Monitors
  • Monitoring pretoka vodika
  • Mercury Vapour Detectors
  • PID/VOC Gas Detectors
  • SF6 Gas Emission Detectors


manufacturers website

Industrial gas meters Computer Monitors

Compur Monitors GmbH & Co KG was founded in 1994 going back to the tradition of the foundation of Friedrich Deckel in 1898. Over the past decades, Compur has become the leading manufacturer of stationary and portable gas detectors. The technology is based on the use of electrochemical, catalyst and PID sensors. These detectors for toxic and combustible gases are designed to operate in the harsh environment of chemical and petrochemical plants.

Gas detectors are based on microprocessor technology and are therefore very easy to use. Compur Monitors strives for high end quality of products.


  • Fixed gas detection systems
  • Portable instruments
  • Discontinuous methods
  • Flow gas detection systems
  • Gas detector housing


manufacturers website

Optical meters of various gases in industrial processes Leopold Siegrist

The German company Leopold Siegrist deals with the production and distribution of gas detectors and warning systems for gas with a view to control the environment.

Basic production programme encompasses gas detectors, gas monitors, infrared spectrophotometers and meters of different types of gases.


  • Environmental protection: emissions and immissions
  • Gas detectors
  • Anti-explosion protection systems
  • Control, health and safety


manufacturers website

Flame ionization hydrocarbon meters JUM Engineering

JUM Engineering was established in 2005 and specializes in servicing, repair and maintenance of measuring and testing instruments. The company’s goal is to provide high-quality servicing in the shortest possible time.

They offer a calibration laboratory and plan to expand their offer of calibration instruments.


  • Oscilloscope
  • Spectrum analyser
  • Function generator
  • Energy supply
  • Digital multimeter
  • Components and safety testers


manufacturers website

Portable dust meters Paul Gothe

The beginnings of the German company Paul Gothe reach back to the year 1924. With many years of experience in the field of emission sampling and specialised manufacture programmes they provide services to government institutions, environmental offices and institutes around the world.

Statox 505 SIL 2 compliant is a gas detection system compliant with the SIL 2 standard. It presents an intelligent gas sensor: AsH3, Cl2, ClO2, CO, COCl2, H2, H2S, HCl, HCN, HF, N2H4, NH3, NO2, O2, O3, PH3 and SO2.

According to DIN EN 61508 and DIN EN 50402, it enables the calculate of the likelihood of error on request. Statox 505 is compliant with the requirements of the SIL 2 safety integrated level.


  • Emission sampling
  • Speedometer
  • Pyrometer


manufacturers website

Filters, filter housings and different filter materials Classic Filters

Custom-made filter manufacturing for a wide range of customer needs. Classic Filters is a recognized company, which manufactures filter housings, complete filter systems and filters for special needs.


  • Stainless steel filter housings
  • Housing for PTFE membrane filters
  • Different filters
  • In-line filters and adsorbers
  • Compressed air preparation
  • Plastic filter housings


manufacturers website

Meters for measuring dust, noise, light and vibration in the workplace Casella

Cenjeno vodilno podjetje, ki je predan razvoju, proizvodnji in oskrbi za zdravo delovno okolje, higieno v delovnem prostoru in instrumente za monitoring okolja. Merilniki Caselle zagotovijo servis po celotnem svetu.

Casella CEL
The Casella CEL subsidiary features a variety of equipment for performing measurements in the working environment, e.g. dust meters, personal sampling pumps, digital sound level meters, noise dosimeters and colorimetric tubes.

Casella Monitor
The Casella Monitor subsidiary manufactures high quality gas analysers (NOx, SOx, CO) in the natural environment, rainfall monitors, measurement systems of the degree of pollution and automatic weather stations.

Performing measurements at the workplace

  • Noise dosimeter
  • Vibration exposure meters
  • Air sampling
  • Gas monitors


  • Handheld instruments
  • Electric sensors and systems
  • Hydrology and precipitation

Natural environment

  • Noise
  • Air quality monitoring


manufacturers website