Toxic Gas Gas Transmitters

The Chillgard 5000 Ammonia Monitor accurately detects ammonia gas leaks as low as 10 ppm for early notification, keeping your plant safe according to ANSI/IIAR and EN 378. Using Photoacoustic Infrared (PAIR) technology provides a more accurate measurement and requires less maintenance than... [See More]

• Gas Types: Toxic; NH₃ (0-1000 ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared; Photoacoustic Infrared
• Measurement Type: Trace

Model 9100 cross stack infrared, in-situ carbon monoxide monitors provide high accuracy and reliability, coupled with straightforward installation and setup and is suitable for a wide range of industrial combustion efficiency monitoring applications. This carbon monoxide monitor is designed to... [See More]

• Gas Types: Toxic; CO (0-10000 ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared
• Measurement Type: Trace

The Acme Combustible gas sensor/transmitter measures the concentration of the target gas in an enclosed area and produces a proportional analog output signal. The Acme 40-ST Combustible Gas sensor is explosion-proof. The enclosure of the sensor/transmitter is an explosion-proof enclosure. ​. [See More]

• Gas Types: Toxic; Combustible; Hydrocarbons (0-40% LEL); H₂ (0-40% LEL)
• Number of Gases Monitored: Multi

• Sensor Technology: Catalytic
• Measurement Type: %LEL or %LFL

The HLM 2000-TX gas transmitter is a 4-20 mA loop powered transmitter for monitoring toxic gases at ppm concentrations and oxygen levels in %. The sensing elements are gas selective electrochemical technology. The electronics are mounted directly at the sensor for ease of calibration and... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-100ppm); CO (0-500ppm); Cl₂ (0-10ppm); HCl (0-10ppm); H₂S (0-100ppm); NO (0-100ppm); NO₂ (0-20pm); O₂ (0-30%); SO₂ (0-50ppm)
• Measurement Type: %Volume; Trace

• Number of Gases Monitored: Multi
• Electrical Outputs: Current

The Chillgard ® 5000 Refrigerant Leak Monitor provides the earliest level of detection of costly refrigerant gas leaks in mechanical equipment rooms. Sampling system with patented photoacoustic infrared (PAIR) technology detects leaks as low as 1 part per million (ppm). Intuitive, touchscreen... [See More]

• Gas Types: Toxic; NH₃ (optional feature) (0-1000ppm); Refrigerants (0-1000 ppm)
• Number of Gases Monitored: Single; Multi

• Sensor Technology: Infrared; Photoacoustic Infrared
• Measurement Type: Trace

Using AMETEK ’s industry-proven zirconium oxide sensor technology, the WDG-1200/1210 range provides the world ’s first fully-integrated, standalone flue gas oxygen analyzers. The user interface is mounted onto the probe, lowering installation costs. [See More]

• Gas Types: Toxic; O₂ (From 0 to 1 %, 0 to 25 %)
• Number of Gases Monitored: Single

• Sensor Technology: Infrared
• Measurement Type: %Volume

The Acme MGMS is our latest multipoint, multigas detection system designed with modular construction and remote connectivity in mind. A DIN-rail mountable system consisting of a CM (Controller Module), RM (Relay Module), and AM (Analog Module) snap together for ease of installation, expandability,... [See More]

• Gas Types: Toxic; Combustible; NH₃; CO₂; CO; Refrigerants; Hydrocarbons; H₂; H₂S; NO₂; O₂
• Number of Gases Monitored: Multi

• Sensor Technology: Catalytic (optional feature); Electrochemical (optional feature); Infrared (optional feature)
• Electrical Outputs: Switch or Relay

The EC-Gold gas transmitter is part of the Arjay series of gas. detection instruments. This employs electro-. chemical sensors to target toxic gas or oxygen. concentrations in ambient air. The unique design. and flexible interface allows this transmitter to. be used with any of the Arjay controllers... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-100ppm); CO (0-500ppm); Cl₂ (0-10ppm); Refrigerants; H₂S (0-100ppm); NO₂ (0-20ppm); O₂ (0-30%)
• Measurement Type: %Volume; Trace

• Number of Gases Monitored: Multi
• Electrical Outputs: Current

Modular system offering the widest range of control cards for use in an integrated fire and/or gas detection system. The Zero Two Series system can monitor any combination of the following: combustible gas, H2S, toxic gas, ultrasonic, oxygen deficiency and flame detection. In addition, its open... [See More]

• Gas Types: Toxic; Combustible; H₂S (0-20, 0-50 or 0-99 ppm); O₂
• Measurement Type: %LEL or %LFL; Trace

• Sensor Technology: Catalytic; Electrochemical; Infrared; Semiconductor
• Electrical Outputs: Current

Developed based on AMETEK Land ’s decades of experience in carbon monoxide monitoring solutions, the Model 9100 provides the direct, continuous, cross-stack CO measurement and fast-response coverage essential to efficient combustion control in boilers. [See More]

• Gas Types: Toxic; CO (0 - 150 up to 0-2500 mg/m3 (0 – 120 up to 0 – 2000 ppm)); NO (0 - 200 up to 1500 mg/m3(0 – 150 up to 0 – 1100 ppm)); NO₂ (0-200 ppm); O₂ (0 - 12% up to 0 - 25%)
• Number of Gases Monitored: Multi

• Sensor Technology: Infrared
• Measurement Type: %LEL or %LFL; Trace

The Acme GasPost II toxic gas sensor/transmitter measures CO and NO2 gas concentrations in enclosed areas and transmit its readings to a CEL-series monitor/controller over an addressable RS-485 “Daisy-Chain ” sensor network. The GasPost II has an easy 4-wire field connection: a pair of... [See More]

• Gas Types: Toxic; Combustible; CO (0-200 PPM); NO₂ (0-10 PPM)
• Number of Gases Monitored: Multi

• Sensor Technology: Electrochemical
• Measurement Type: Trace

The General Monitors S5000 Gas Monitor is the ultimate gas detector for extreme environments needing to detect oxygen, toxic and combustible gases. It operates over a wide temperature range using a variety of gas sensing technologies. XCell ® gas sensors with TruCal ® technology extends... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-100 ppm, 0-1000 ppm); CO₂ (0-2000, 0-5000, 0-10000, 0-30000, 0-50000 ppm); CO (0-100, 0-500, 0-1000 ppm); Cl₂ (0-5, 0-10. 0-20 ppm); Hydrocarbons (0-100% LEL); H₂ (0-1000 ppm); HCl (0-50ppm); H₂S (0-10, 0-20, 0-50, 0-100, 0-500 ppm); NO (0-100ppm); NO₂ (0-10 ppm); O₂ (0-25 %); SO₂ (0-25 ppm, 0-100 ppm)
• Number of Gases Monitored: Single; Multi

• Sensor Technology: Catalytic; Electrochemical; Infrared; Semiconductor
• Measurement Type: %LEL or %LFL; %Volume; Trace

The Acme GasPost toxic gas sensor/transmitter measures the concentration of the target gas in an enclosed area and produces a proportional analog output signal. ​. The 4-20mA transmitter is designed for standard 2-wire loop-powered operation where the output is supplied via the same pair of... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-100 PPM); CO (0-200 PPM); Cl₂ (0-5 PPM); H₂ (0-1000 PPM); H₂S (0-200 PPM); NO₂ (0-10 PPM); O₂ (0-25 %); SO₂ (0-10 PPM)
• Number of Gases Monitored: Multi

• Sensor Technology: Electrochemical
• Measurement Type: Trace

Highest performance fixed flammable and toxic gas detector with a choice of communication outputs, accessories and installation flexibility. Apex takes the best elements of gas detection design and combining them into one unit. Apex provides the highest performance, installation flexibility, a wide... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-50 PPM / 0-1000 PPM); AsH₃ (0-0.2 PPM); Br₂ (0-0.4 PPM); CO (0-100 PPM / 0-500 PPM); Cl₂ (0-2 PPM / 0-15 PPM); ClO₂ (0-0.4 PPM); B₂H₆ (0-0.4 PPM); F (0-4 PPM); GeH₄ (0-0.8 PPM); Hydrocarbons (0-100% LEL); H₂ (0-1000 PPM); HCl (0-20 PPM); HCN (0-20 PPM); HF (0-12 PPM); H₂S (0-15 PPM / 0-100 PPM); NO (0-100 PPM); NO₂ (0-12 PPM); O₂ (0-21 % v/v); O₃ (0-4 PPM); PH₃ (0-1.2 PPM); SiH₄ (0-20 PPM); SO₂ (0-8 PPM / 0-50 PPM) (Many other toxic gases- see datasheet)
• Number of Gases Monitored: Multi

• Sensor Technology: Catalytic; Electrochemical
• Measurement Type: %LEL or %LFL; %Volume; Trace

The Model CO Tracer is simple, accurate and very economic measurement of CO in the ppm levels. The sensor comes fully calibrated and requires no calibration for two years. The CO Tracer uses a special electro chemical cell to measure the CO concentration. The sensor meets the industrial requirements... [See More]

• Gas Types: Toxic; Combustible; CO (0-50ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Electrochemical
• Measurement Type: Trace

CONSPEC's CN Series is an economical choice for toxic, combustible, and Oxygen gas monitoring. The CN Series is a simple and "smart" gas detector. An industry standard 4-20mA Analog output signal can be connected to any existing PLC, DCS, or EMS system. A simplified calibration procedure allows for... [See More]

• Gas Types: Toxic; NH₃
• Number of Gases Monitored: Single

• Sensor Technology: Catalytic; Electrochemical; Infrared; PID; Thermal Conductivity
• Measurement Type: Trace

Electrochemistry CO sensor with a long life, a good long-term stability and an exceptionally high accuracy. Works perfectly with non-aggressive gases in, for example, a HVAC system. Perfectly suitable to be used in car parks to monitor the CO level and provide output to the parking guidance system... [See More]

• Gas Types: Toxic; CO (300ppm to 500ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Electrochemical
• Measurement Type: Trace

Features. RS-485 MODBUS Serial Output. 4-20mA Analog Output. 12-28 VDC Operation. Automated Non-Intrusive Calibration. Fully Adjustable Alarm Relay. Lower wiring costs. Description. Ultra 1000 series is a microprocessor based addressable sensor for toxic gas detection. The self- contained sensor... [See More]

• Gas Types: Toxic; NH₃ (optional feature) (0-50ppm); CO (optional feature) (0-100ppm / 0-1000ppm); Cl₂ (optional feature) (0-10ppm); ClO₂ (optional feature) (0-50ppm); Hydrocarbons (optional feature) (0-100ppm (Ethylene)); H₂ (optional feature) (0-100ppm / 0-1000ppm); HCl (optional feature) (0-20ppm); HCN (optional feature) (0-30ppm); H₂S (optional feature) (0-100ppm); NO (optional feature) (0-100ppm); NO₂ (optional feature) (0-20ppm); O₂ (optional feature) (0-25% Deficiency); SO₂ (optional feature) (0-50ppm) (EthyleneOxide50ppm MethylMercapton100ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Electrochemical
• Measurement Type: %LEL or %LFL; Trace

The Det-Tronics GT3000 line of electrochemical fixed-point toxic-gas detectors provides continuous monitoring of the atmosphere for potentially hazardous toxic gas leaks or oxygen depletion. The GT3000 family currently includes sensors that detect each of the following gases (additional gases added... [See More]

• Gas Types: Toxic; NH₃ (0-100ppm); CO (0-500ppm); Cl₂ (0-10ppm); H₂S (0-50 ppm; 0-100 ppm); O₂ (0-25%); SO₂ (0-20 ppm)
• Number of Gases Monitored: Multi

• Sensor Technology: Electrochemical
• Measurement Type: %Volume; Trace

The GDS-49 is a two-wire loop-powered 4-20mA sensor transmitter designed to detect a wide range of toxic gases at ppm levels. The current loop output is compatible with the C1 Protector, C2 Protector, C2 Quad Protector or C64 Protector Controllers, the GASMAX II or GASMAX CX gas monitors or any... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-100 ppm); AsH₃ (0-1 ppm); CO (0-300/1000 ppm); Cl₂ (0-5/50 ppm); ClO₂ (0-1 ppm); F (0-1 ppm); H₂ (0-2000 ppm); HCl (0-30 ppm); HCN (0-50 ppm); HF (0-10 ppm); H₂S (0-50/100 ppm); NO (0-100/500 ppm); NO₂ (0-5/50 ppm); O₂ (0-25%); O₃ (0-1 ppm); SiH₄ (0-50 ppm); SO₂ (0-20/100 ppm) (COCI2 0-1ppm N2H4 0-1ppm TBM 0-14ppm)
• Number of Gases Monitored: Multi

• Sensor Technology: Electrochemical
• Measurement Type: %LEL or %LFL (optional feature); Trace (optional feature)

Labor-saving is how major users describe the SensAlert. ® Universal Transmitter. Introduced three years ago,. it uses advanced components and rigorous ergonomic design, to significantly improve reliability and reduce. maintenance. The Sensidyne family of Universal 4-20 mA transmitters includes... [See More]

• Gas Types: Toxic; Combustible
• Measurement Type: %LEL or %LFL; %Volume; Trace

• Number of Gases Monitored: Multi
• Electrical Outputs: Current

The M2B single channel universal transmitter is designed for the most demanding, industrial applications that require a local, full-featured transmitter interface but do not require a character display. The Millennium II BASIC includes bright LED indicators for Power/Alarm/Fault conditions with an... [See More]

• Gas Types: Toxic; Combustible; NH₃; H₂S; O₂
• Number of Gases Monitored: Single; Multi

• Sensor Technology: Catalytic; Electrochemical; Infrared; Semiconductor
• Measurement Type: %LEL or %LFL; Trace

The regulated d.c. power supply provides a constant standing voltage. The gas diffuses through a porous filter and contacts the surface of the sensor element. A change in resistance occurs that is proportional to the concentration at gas applied. This signal is then amplified and sent to the... [See More]

• Gas Types: Toxic; Combustible; CO₂; CO; Cl₂; H₂S; O₂; SO₂
• Number of Gases Monitored: Multi

• Sensor Technology: Catalytic; Electrochemical
• Measurement Type: %LEL or %LFL

Reliable and accurate ozone measurement for synoptic sounding and atmospheric research. The ozone sounding set-up comprises an ozone sensor connected via an ozone interface to a Vaisala Radiosonde RS41-SG. Key Benefits.   • Fast sampling rate.   • Easy start for ozone... [See More]

• Gas Types: Toxic; O₃
• Number of Gases Monitored: Single

• Sensor Technology: ECC-Type Ozone Sensor
• Electrical Outputs: Current

CONSPEC's CX Series is an economical choice for toxic, combustible, and Oxygen gas monitoring. The CX Series is a simple and "smart" gas detector designed for use in hazardous or classified locations. An industry standard 4-20mA Analog output signal can be connected to any existing PLC, DCS, or EMS... [See More]

• Gas Types: Toxic; NH₃
• Number of Gases Monitored: Single

• Sensor Technology: Catalytic; Electrochemical; Infrared; PID; Thermal Conductivity
• Measurement Type: Trace

Model PT295 is a microprocessor-based sensor for toxic gas detection in parts per million (ppm) level. The unit features easy one-man calibration initiated by simply activating a magnetic switch and applying the gas. The complete sensor consists of a stainless steel sensor head assembly, a user... [See More]

• Gas Types: Toxic; NH₃ (optional feature) (0-50ppm); CO (optional feature) (0-100ppm / 0-1000ppm); Cl₂ (optional feature) (0-10ppm); ClO₂ (optional feature) (0-50ppm); Hydrocarbons (0-100ppm (Ethylene)); H₂ (optional feature) (0-100ppm / 0-1000ppm); HCl (optional feature) (0-20ppm); HCN (optional feature) (0-30ppm); H₂S (optional feature) (0-100ppm); NO (optional feature) (0-100ppm); NO₂ (optional feature) (0-20ppm); O₂ (optional feature) (0-25% Deficiency); SO₂ (optional feature) (0-50ppm) (EthyleneOxide50ppm MethylMercapton100ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Electrochemical
• Measurement Type: %LEL or %LFL (optional feature); Trace (optional feature)

Labor-saving is how major users describe the SensAlert. ® Universal Transmitter. Introduced three years ago,. it uses advanced components and rigorous ergonomic design, to significantly improve reliability and reduce. maintenance. The Sensidyne family of Universal 4-20 mA transmitters includes... [See More]

• Gas Types: Toxic; Combustible
• Measurement Type: %LEL or %LFL; %Volume; Trace

• Number of Gases Monitored: Multi
• Electrical Outputs: Current

The M22 dual channel universal transmitter has been engineered from the ground-up to include the innovative features that engineers and operators in the field demand, while providing rock solid day-to-day operation, even in the most extreme conditions. With the dual channel option you can cover more... [See More]

• Gas Types: Toxic; Combustible; NH₃; H₂S; O₂
• Number of Gases Monitored: Single; Multi

• Sensor Technology: Catalytic; Electrochemical; Infrared; Semiconductor
• Measurement Type: %LEL or %LFL; Trace

CONSPEC's Single Channel Controllers are single point monitoring and control processors, which are housed in a NEMA 4-4X weatherproof non-metallic enclosure and are designed to monitor and display any voltage or current input signal from any instrument, including CONSPEC's EZ-CAL Toxic and... [See More]

• Gas Types: Toxic; Combustible; Aerosols; NH₃ (0-50, 100, 200, 500ppm); AsH₃; Br₂ (0-10ppm); CO₂ (0-2000ppm, 10000ppm 0-2%, 0-5%, 0-100%); CO (0-50, 100, 200, 500, 1000, 10000, 50000); Cl₂ (0-10, 20ppm); ClO₂ (0-5 ppm); B₂H₆; F; GeH₄; Refrigerants; Hydrocarbons (0-100% LEL or 0-100% Vol.); H₂ (0-2000, 10,000ppm 0-4%); HCl (0-25, 100, 150ppm); HCN; HF; H₂Se; H₂S (0-25, 50, 100, 200ppm); NO (0-50, 100ppm); NO₂ (0-20ppm); O₂ (0-25, 100%); O₃ (0-2, 5ppm); PH₃; SiH₄; SO₂ (0-10, 100, 1000, 2000ppm); SF₆
• Number of Gases Monitored: Single

• Sensor Technology: Catalytic; Electrochemical; Infrared; PID; Thermal Conductivity
• Measurement Type: %LEL or %LFL; %Volume; Trace

Features. Microprocessor based modular design. Electrochemical Sensor Technology. Industry standard 4-20mA output. Field adjustable Alarm level. Single point Non-Intrusive calibration. Bright 3 digit LED display. Displays gas concentration in ppm, calibration prompts and sensor fault codes. Suitable... [See More]

• Gas Types: Toxic; NH₃ (optional feature) (0-50ppm); CO (optional feature) (0-100ppm / 0-1000ppm); Cl₂ (optional feature) (0-10ppm); ClO₂ (optional feature) (0-50ppm); Hydrocarbons (optional feature) (0-100ppm (Ethylene)); H₂ (optional feature) (0-100ppm / 0-1000ppm); HCl (optional feature) (0-20ppm); HCN (optional feature) (0-30ppm); H₂S (optional feature) (0-100ppm); NO (optional feature) (0-100ppm); NO₂ (optional feature) (0-20ppm); O₂ (optional feature) (0-25% Deficiency); SO₂ (optional feature) (0-50ppm) (EthyleneOxide50ppm MethylMercapton100ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Electrochemical
• Measurement Type: %LEL or %LFL; Trace

Labor-saving is how major users describe the SensAlert. ® Universal Transmitter. Introduced three years ago,. it uses advanced components and rigorous ergonomic design, to significantly improve reliability and reduce. maintenance. The Sensidyne family of Universal 4-20 mA transmitters includes... [See More]

• Gas Types: Toxic; Combustible
• Measurement Type: %LEL or %LFL; %Volume; Trace

• Number of Gases Monitored: Multi
• Electrical Outputs: Current

The M21 single channel universal transmitter has been engineered from the ground-up to include the innovative features that managers and operators in the field demand, while providing rock solid day-to-day operation, even in the most extreme conditions. The Millennium II redefines what you expect... [See More]

• Gas Types: Toxic; Combustible; NH₃; H₂S; O₂
• Number of Gases Monitored: Single; Multi

• Sensor Technology: Catalytic; Electrochemical; Infrared; Semiconductor
• Measurement Type: %LEL or %LFL; Trace

Smart Sensor Technology enables SensAlertPlus to automatically recognize and configure to the gas type and range of the sensor, using the latest calibration data. The Predictive Sensor Failure (PSF) function provides warning of approaching sensor end-of-life. Non-volatile memory stores calibration... [See More]

• Gas Types: Toxic; Combustible; CO₂ (0-5%Volume); CO (0-500ppm); Cl₂ (0-10ppm); Hydrocarbons (0-100%LEL); H₂ (0-1000ppm); HCl (0-20); HCN (0-20ppm); HF (0-20); H₂S (0-100ppm); O₂ (0-25%Volume); SO₂ (0-20ppm)
• Number of Gases Monitored: Multi

• Sensor Technology: Catalytic; Electrochemical; Infrared
• Measurement Type: %LEL or %LFL; %Volume; Trace