Ammonia (NH₃) Gas Transmitters

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 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

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

MSA's TG5000 Gas Monitor provides a safe, reliable and effective solution for the detection of combustible and toxic gases and oxygen deficiency. The TG5000 includes a 95dB audible alarm with horn silence control, LED strobe, and a helpful Bluetooth® interface that connects with MSA's X/S Connect... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-100, 0-1000 ppm); CO₂ (0-2, 0-5% Vol); CO (0-100, 0-500 ppm); Cl₂ (0-5, 0-10, 0-20 ppm); Hydrocarbons (0-100% LEL); H₂ (0-1000 ppm); H₂S (0-10, 0-50, 0-100 ppm); NO₂ (0-10 ppm); O₂ (0-25%); SO₂ (0-25 ppm)
• Number of Gases Monitored: Single; Multi

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

The Acme WS GasPost Series toxic or combustible gas sensor/transmitter measures the concentration of the target gas in an enclosed area and transmits this value to the control panel via a 900MHz or 2.4 GHz wireless medium. The WS Wireless GasPost Sensor / Transmitter includes a high gain antenna... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-100 PPM); CO (0-200 PPM); Hydrocarbons (0-40% LEL); H₂ (0-1000 PPM); H₂S (0-200 PPM); NO₂ (0-10 PPM); O₂ (0-25%)
• Number of Gases Monitored: Multi

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

The ULTIMA ® X5000 Gas Monitor is the future of gas detection for oxygen, toxic and combustible gases. MSA XCell ® gas sensors with TruCal ® technology offer calibration cycles up to 24 months (local calibration respected). The gas transmitter's advanced, multi-lingual OLED display is... [See More]

• Gas Types: Toxic; Combustible; NH₃ (0-100 ppm, 0-1000 ppm); CO₂ (0-2%, 0-5% Vol); 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, 0-50, 0-100 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
• Measurement Type: %LEL or %LFL; %Volume; 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 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

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

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)

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

P/N 10014-2400, EX-5175 Explosionproof Sensor/Transmitter, NH3. The EX-5175 Series Sensor/Transmitters utilize electrochemical type cells to detect the target gas. These cells consist of electrodes, electrolyte and an air/liquid separation barrier. Gas molecules enter the cell and, as a result of an... [See More]

• Gas Types: NH₃
• Electrical Outputs: Current

• Sensor Technology: Electrochemical
• Display: Digital

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 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

Toxic, 2 wire loop powered 4-20mA gas transmitter with integral gas concentration display. The Series 3000 MkII provides comprehensive monitoring of toxic and Oxygen gas hazards in potentially explosive atmospheres, both in and out of doors. This low powered gas detector operates on an industry... [See More]

• Gas Types: NH₃ (50 to 1,000 ppm); CO (100 to 1,000 ppm); Cl₂ (50 to 20 ppm); ClO₂ (0 to 1 ppm); H₂ (0 to 10,000 ppm); HCl (10 to 20 ppm)
• Number of Gases Monitored: Single

• Sensor Technology: Electrochemical
• Electrical Outputs: Current

P/N 10022-2400, SDS-97D Series Sensor/Transmitter Ammonia, NH3. Features. Non-intrusive push button calibration. Excellent chemical selectivity. 4-20 mA output, 24 VDC powered. One-person calibration. Digital display. Electrochemical sensors. RFI/EMI resistant. Optional Precalibrated Sensor... [See More]

• Gas Types: NH₃
• Electrical Outputs: Current

• Sensor Technology: Electrochemical
• Display: Digital

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

CONSPEC Controls Multi-Channel Controller is a microprocessor-based multi-analog input controller. The P2259/60 was designed to be an independent stand-alone controller but can integrate into any type of data acquisition system. The Controller can provide up to eight channels of remote monitoring... [See More]

• Gas Types: Combustible; Aerosols; NH₃; AsH₃; Br₂; CO₂; CO; Cl₂; ClO₂; B₂H₆; F; GeH₄; Refrigerants; Hydrocarbons; H₂; HCl; HCN; HF; H₂Se; H₂S; NO; NO₂; O₂; O₃; PH₃; SiH₄; SO₂; SF₆
• Number of Gases Monitored: Multi

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