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Fixed Gas & Flame Detection

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Chillgard® 5000 Refrigerant Leak Monitor

Chillgard® 5000 Refrigerant Leak Monitor 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 user interface makes it easy to operate. Predictive maintenance and diagnostics keep you operational.

MSA General Monitors S5000 Gas Monitor with X-Cell gas sensor

General Monitors S5000 Gas Monitor 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 calibration cycles up to 18 months. Dual sensing capability doubles the sensing power.

HazardWatch Fire and Gas Detection System - Controller unit

HazardWatch Fire and Gas System An innovative, modular system that combines highly reliable programmable logic controller (PLC) technology with our advanced gas and flame field devices. It is highly scalable, making it suitable for small systems to large plant-wide applications. Offering intelligence, flexibility and reliability, the HazardWatch System's controller hardware configuration and software has been tested by Factory Mutual to verify NFPA 72 compliance.

MSA Senscient ELDS Open Path Gas Detector

Senscient ELDS™ Open Path Gas Detector The Senscient ELDS laser-based open path gas detector is available for a wide range of toxic and flammable gases. The Senscient ELDS uses 'SimuGas' self-testing to eliminate employees entering hazardous areas for gas checks. Nuisance false alarms are virtually eliminated with its breakthrough Harmonic Fingerprint processing.

MSA ULTIMA X5000 Gas Detector with green status LEDs shining

ULTIMA® X5000 Gas Monitor 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 18 months (local calibration respected). The gas transmitter's advanced, multi-lingual OLED display is easy to read and the unique touch-screen interface makes it simple to navigate.

MSA GasGard 100 Control System - front of controller unit.

GasGard® 100 Control System New GasGard 100 Control System scalable, high performance data acquisition/data-logging platform offers an intelligent approach to data acquisition and control for fixed flame and gas detection. Open Ethernet connectivity with web-based configuration and data monitoring functions allow GasGard 100 Controllers to provide a wide range of monitoring and historical logging functions. View real time trends via web browser from any PC without special software. Gasgard 100 Control System provides fully integrated measurement, display and recording platforms, that when equipped with MSA’s extensive line of transmitters and sensors, forms a complete gas detection solution.

MSA Ultima Series XE Gas Detector

Ultima® X Series Gas Monitors Designed to provide thorough, continuous monitoring of many hazardous gases, the indoor/outdoor Ultima X Series Gas Monitors offer excellent performance and MSA quality craftsmanship. DuraSource™ Technology offers extended sensor life, while HART provides convenient setup, calibration and diagnostics. HART also allows for existing component install and wiring to be used. A single circuit board increases reliability, while our patented sensor disconnect-underpower feature allows all sensors to be replaced in hazardous areas without area declassification. The units are crafted from either stainless steel or polycarbonate, and the interchangeable smart sensors eliminate the need for reconfiguration. Our scrolling LCD screen display sensor reading and gas type, while the calibration process includes date stamping and the ability to calibrate locally or remotely.

MSA SUPREMA Fire and Gas Detection System Touch Controller - front view of control unit

SUPREMATouch Controller The SUPREMATouch has been enhanced with several new features which makes it outstanding in its class. Added to the popular large colour touchscreen display, a new title-based menu structure has been added to optimize intuitive operation. The SUPREMATouch can be used with a wide range of detectors for combustible gas, toxic gas and oxygen. Output options include relays and 4-20mA outputs. Remote racks can be connected (satellite structure), which expands control systems and reduces cabling costs. Interfacing to external systems is provided by using Modbus or Profibus. The SUPREMATouch has been certified according to ATEX and is suitable for virtually any safety related application including redundant systems with up to a Safety Integrity Level (SIL) 3 rating (EN 61508). The intuitive SUPREMA Manager Software is intended for configuration, parameterization and calibration of the SUPREMATouch Fire and Gas Controller. It offers the option to create detailed and clearly laid out reports to support documentation and supports all the new features of the SUPREMATouch. Note: This is a custom product. Please consult your local MSA distributor or contact MSA Customer Service for configuration details.  

Ultima® XIR Gas Monitor

Ultima® XIR Gas Monitor The microprocessor-based, infrared Ultima XIR gas detector is precisely engineered to continuously monitor for combustible gases and vapors. The unit features DuraSource Technology, which offers improved IR life, and a HART port for easy output access. The explosion-proof stainless steel monitor works indoors or outdoors and features infrared technology that eliminates the need for frequent calibrations. Its operations are based on dual-wavelength, heated-optics technology, which compensates for temperature, humidity and aging effects. The unit uses only one circuit board for increased reliability, and the sensor life isn't reduced by exposure to gas. The LCD screen provides scrolling information, while optional quick-check LEDs provide increased visibility.

MSA S4000TH Hydrogen Sulphide Gas Detector Unit - front view

S4000TH H2S Gas Detector The S4000TH Intelligent Gas Sensor is a microprocessor-based transmitter designed for use with General Monitors' thin film metal oxide semiconductor (TFMOS) sensors to detect H2S gas. The unit features one person calibration and can virtually self-calibrate by simply activating a magnetic switch and applying gas. It detects hydrogen sulfide in 0-20 ppm, 0-50 ppm or 0-100 parts per million (ppm) levels over a wide temperature range. 

MSA Chillgard VRF Refrigerant Leak Detector Unit - Front View

Chillgard® VRF Refrigerant Leak Detector MSA Chillgard VRF Refrigerant Leak Detector is the first industry detector for Variable Refrigerant Flow Systems (VRF) with integrated BACnet capability. Therefore, it can be directly connected with any Building Management Systems (BMS). MSA applies its proven Photoacoustic infrared sensing technology that provides a stable zero baseline, minimizes cross-sensitivities and offers low cost of ownership through minimum maintenance required.

SB100 Ultrasonic Bump Tester

SB100 Ultrasonic Bump Tester The SB100 is a hand-held battery-operated rechargeable ultrasonic tester designed to bump test General Monitors ultrasonic gas leak detectors. The SB100 is useful for quick tests where physical access to the ultrasonic gas detector can be difficult. The unit can be used to bump test up to 18 meters away from the detector in Class 1, Div 1&2 hazardous areas.

Z-Gard® DS MPO Dual Gas Sensor

Z-Gard® DS MPO Dual Gas Sensor The Z-Gard DS MPO Gas Sensor connects directly to a building automation system for dual gas monitoring solutions. It detects the presence of carbon monoxide and nitrogen dioxide. The Z-Gard DS MPO Sensor communicates with one of several industry standard protocols, providing seamless integration with commercial automation systems.

Z-Gard® S MPO Single Gas Sensor

Z-Gard® S MPO Single Gas Sensor The Z-Gard S MPO Gas Sensor connects directly to a building automation system for single gas monitoring solutions. It detects the presence of either carbon monoxide, nitrogen dioxide or combustible gases in air. The Z-Gard MPO Sensor communicates with one of several industry standard protocols, providing seamless integration with commercial automation systems.

Ultima® Controller

Ultima® Controller The Ultima Controller is purpose-designed and built to provide complete access to all advanced features of the Ultima and Ultima X Gas Monitors, as well as the Toxgard II Gas Monitor. Via its full-function and password-protected keypad, users can set the real time clock, set alarm levels, change span-gas values, display date of last calibration, display minimum, maximum and average gas values, change address and set future calibration time/date in addition to providing basic calibration functions

MC600 Multi-Channel Controller

MC600 Multi-Channel Controller The MC600 is a microprocessor-based multi-channel controller that provides six channels of continuous gas detection. It can be configured as either a local gas detection system, or it can be networked to provide a large plant-wide distributed safety system. It is compatible with our hydrocarbon sensors, H2S sensors, as well as our S4000CH, S4100C, S4000TH, S4100T, IR400, IR5500, IR700, TS4000H, Observer, and Surveyor gas detectors.

Ultima® Calibrator

Ultima® Calibrator The Ultima Calibrator offers the industry's simplest, quickest calibration. Simple, three-button device is purpose-built for calibrating and changing the address of Ultima and Ultima X Gas Monitors and the Toxgard II Gas Monitor.

Ultima® X Sampling Module

Ultima® X Sampling Module Built for safety programs that demand gas concentration measurement before allowing entrance to an area, the Ultima X Sampling Module is exclusively designed to work with the Ultima X Gas Monitor. The unit features an explosion-proof design and reliably extracts a sample from any confined or inaccessible area—or any area that is too hot, cold, or otherwise harsh—and delivers gas concentration reading directly to the installed gas monitor.

Z-Gard® CXII Controller

Z-Gard® CXII Controller The robust Z-Gard CXII Controller connects with a wide array of MSA Z-Gard Sensors, accepting up to 99 sensors. A large backlit LCD screen displays operating, alarm and fault diagnostic system status. Modbus RTU or BacNet MS/TP digital protocols are available for integration with building automation systems.

Zero Two Series Gas and Flame Detection System

Zero Two Series Gas and Flame Detection System 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 architecture allows the system to accommodate other sensing devices for tasks such as smoke detection, heat detection and manual call points. 

Calibration Kits

Calibration Kits Simple, accurate calibration is easy with these economical, all-in-one kits. Choose from 14 different types for sensor and instrument calibration. Kits include zero and span cylinders, regulators, tubing, accessories and instructions. All kits housed in a lightweight carrying case, making it convenient to carry everything directly to the sensor location or job site.

GasGard® XL Controller

GasGard® XL Controller Monitor up to eight remote gas sensors with the highly accurate wall-mounted GasGard XL Controller. The sensor's large, multi-language LCD display provides real-time readings, offers full-system diagnosis and shows intuitive icons. Housed in durable, fire-retardant ABS plastic, the controller is suitable for a variety of chemical, industrial and waste water environments. The sensor also features a buzzer that sounds up to 85 db.

H2S Gas Sensors and Accessories

H2S Gas Sensors and Accessories General Monitorsʼ hydrogen sulfide (H2S) sensors are solid state devices, designed and manufactured for long life and fast response. They are selective to H2S and remain unaffected by high concentrations of other substances like hydrogen, sulfur dioxide, and gasoline vapors, which are often present in facilities that process sour gas and crude oil. A high tolerance to a broad range of temperatures and humidity enable these sensors to operate in rugged environments, as does their capacity to withstand exposure to high H2S concentrations over short periods.

S4100T H2S Gas Detector

S4100T H2S Gas Detector The S4100T Intelligent Sensor is a highly reliable, self-contained, microprocessor-controlled hydrogen sulphide transmitter with integral 3 digit readout. It is designed to measure and display concentrations of H2S in the 0-20 ppm, 0-50 ppm or 0-100 ppm range, but will continue to display concentrations up to 120% FSD. The gas sensor may be incorporated in the transmitter housing or remotely mounted at distances of 600 meters. The sensor employs thin film metal oxide semiconductor (TFMOS) technology as the measuring principle.

9010/9020 Controller

9010/9020 Controller The 9010/9020 SIL controller comes with advanced design and innovative features. Monitoring up to 20 channels, it’s now also SIL 2 suitable. The 9010 controller operates with one independent sensor, while the 9020 operates with two independent sensors per control module. Each module comes with an independent AC/DC power supply for increased system reliability. Both units feature full internal diagnostics, which minimize false alarms and unexpected down time. The controller powers up the remote gas detectors, while its large four-digit LCD and LED provide crucial information such as gas concentration, alarm status and more. The 9010/9020 LCD controller monitors up to 20 channels and comes with an independent power supply. The LCD version has approvals for FM (North America) and CCCF (China) whereas the 9010/9020 SIL controller is ATEX and  SIL2 certified.

Electrochemical Sensors

Electrochemical Sensors The General Monitors electrochemical gas sensors are highly sensitive to toxic gases including carbon monoxide, H2S, hydrogen, hydrogen chloride, ammonia, chlorine, chlorine dioxide,  nitric oxide, nitrogen dioxide, ozone, SO2, and oxygen deficiency.

Observer-i Ultrasonic Gas Leak Detector

Observer-i Ultrasonic Gas Leak Detector Instantly detect pressurized gas leaks with this high-precision,  omni-direction acoustic detector utilizing Gassonic ultrasonic technology. Works even when traditional methods of gas detection are unsuitable or dependent on ventilation. Features Artificial Neural  Network (ANN) technology that distinguishes between real gas leaks and false  alarm sources without requiring any in-field training. The Observer-i UGLD provides an industry-leading detection range (up to 28 m) reducing the  number of detectors required. Ideal for use in complex, outdoor pipeline systems.

Toxic Gas Accessories

Toxic Gas Accessories General Monitors offers a wide variety of accessories for our toxic gas detectors.

PrimaX® P Gas Transmitter

PrimaX® P Gas Transmitter Designed to detect gases indoors or outdoors, our PrimaX P Gas Transmitter measures oxygen and toxic and combustible gases. The flameproof transmitter is housed in a powder-coated aluminum enclosure that will protect it in extremely dangerous conditions. The unit also features a large, easy-to-read LCD screen and three LED status indicators for up-to-the-second reporting. The transmitter attaches to an integral mounting plate for easy installation, and it can be easily calibrated using the built-in keypad. It uses a 4-20 mA output signal to transmit its data, and it can also be configured to use HART digital communication. With easily replaced plug-in sensors, the PrimaX P transmitter is suitable for laboratories, chemical plants, power plants and several other industry settings.

PrimaX® IR Gas Transmitter

PrimaX® IR Gas Transmitter Every feature of the PrimaX IR Gas Transmitter is designed with reliability in mind to withstand the most challenging environmental conditions through out the product’s life. MSA’s PrimaX IR Gas Transmitter offers LEL (Lower Explosive Limit) combustible gas detection through a patented PrimaX Gas Transmitter IR dual source design. A redundant IR source provides reliability and uninterrupted monitoring should a source failure occur. Furthermore, the possibility of obscurations due to rain, fog, dirt, dust, and other environmental conditions is minimized due to dual source design.

TS4000H Toxic Gas Detector

TS4000H Toxic Gas Detector The TS4000H Intelligent Toxic Gas Detector continuously monitors a variety of toxic gases in the ppm range or oxygen deficiency, delivering highly accurate detection and protection. The unit features one person calibration and virtually self-calibrates by simply activating a magnetic switch and applying gas. It provides status indication and alarm outputs. Configurations with relays, Modbus, and HART are available to meet many needs.

PrimaX® I Gas Transmitter

PrimaX® I Gas Transmitter Indoors or outdoors, our PrimaX I Gas Transmitter provides dependable, accurate gas detection. The transmitter detects toxic gases and oxygen and is housed in an antistatic, reinforced nylon enclosure. It also has a large, easy-to-read LCD screen and attaches to an integral mounting plate for easy installation, while the built-in keypad makes for quick, simple calibration. To transmit data, the unit uses a 4-20 mA output signal and can also be configured to use HART digital communication. With easily replaced plug-in sensors, the PrimaX I transmitter is suitable for laboratories, chemical plants, power plants and several other industry settings.

TS4000H - H2S Electrochemical Gas Detector

TS4000H - H2S Electrochemical Gas Detector The TS4000H Intelligent Toxic Gas Detector continuously monitors hydrogen sulfide (H2S) in several ppm ranges, delivering highly accurate detection and protection. The unit features one person calibration and can virtually self-calibrate by simply activating a magnetic switch and applying gas. It provides status indication and alarm outputs. Configurations with relays, Modbus, and HART are available to meet many needs.

Chillgard® RT Refrigerant Monitor

Chillgard® RT Refrigerant Monitor Capable of detecting refrigerant gas down to 1ppm, the Chillgard RT Refrigerant Monitor is purpose-built to monitor up to eight remote areas—and is completely configurable to detect either a specific refrigerant or group of refrigerant gases.

Toxgard® II Gas Monitor

Toxgard® II Gas Monitor Simply connect the convenient ToxGard II Gas Monitor to a power source and a remote sensor, and it's ready to detect toxic gases, combustible gases and oxygen deficiency. The indoor/outdoor unit is housed in a rugged NEMA 4X enclosure and features a large LED screen, three levels of alarm and a failsafe fault relay output.

Chemgard® Photoacoustic Infrared Gas Monitor Series

Chemgard® Photoacoustic Infrared Gas Monitor Series The stable, durable Chemgard Photoacoustic Infrared Gas Monitor is purpose-built and detects minute amounts of a wide variety of gases. Three different enclosure styles ensure there is a configuration for wildly different situations. The instrument typically draws the gas sample via an internal pump, which allows the unit to be mounted in a convenient location if the area to be monitored is inaccessible. The unit can be expanded to monitor up to 8 locations, while an easy-to-read display shows gas concentrations and 3 levels of alarms.

MultiGard™ 5000 Multipoint Gas Sampling System

MultiGard™ 5000 Multipoint Gas Sampling System The economical, efficient MultiGard 5000 Gas Sampling System uses auto-standardization and flexible sample point order to analyze gas from up to 32 locations. Maintenance and calibration are made easy because all the work is performed at a single location, while also ensuring personnel don't have to enter the monitored area. The unit directly connects to Modbus TCP/BACnet IP networks, which allows communication to other equipment or controllers. The system allows secure viewing at one's personal computer. The screen provides easy access to scroll-down menus and visual indicators of sensor condition.

IR700 Point IR Carbon Dioxide Gas Detector

IR700 Point IR Carbon Dioxide Gas Detector The IR700 Infrared (IR) Point Detector is a microprocessor-based carbon dioxide gas detector that continuously monitors for CO2 in ppm levels. All electronics are contained within an explosion-proof housing so that the IR700's detector information can be processed locally. The IR700 operates with a 4-20 mA signal, which is proportional to 0 to 100% full scale. Configurations with analog output, Modbus and HART are available. Modbus and HART data can be used for predictive maintenance.

IR4000S-CO2 Single Point Gas Monitor

IR4000S-CO2 Single Point Gas Monitor The IR4000S CO2 Single-Point Monitor is a display and user interface for the IR700 carbon dioxide gas detector. The monitor allows local calibration and displays gas concentration. Relays are optional. The relays provide output for Alarm, Warn, and Fault conditions. 

Z-Gard® S Sensor

Z-Gard® S Sensor The Z-Gard S Sensor is designed to detect the presence of carbon monoxide, nitrogen dioxide and combustible gases in air. These sensors employ solid state, electrochemical or catalytic sensors which generate a representative output signal proportional to the calibrated operating range. All Z-Gard S Sensors are available with 2 output versions, a 4-20mA analog output, or an addressable RS-485 digital signal. Z Gard Sensors with RS-485 digital output are specifically designed to operate as a system with any Z-Gard CXII or C 485 Controller. Z-Gard Sensors with 4-20mA can be installed as stand-alone sensors typically integrated with the Z-Gard C Controller, or common commercial equipment including PLC, DCS, or building automation systems.

Z-Gard® COmbo Gas Monitor

Z-Gard® COmbo Gas Monitor A cost-efficient monitor for underground garages and ventilation control, the Z-Gard COmbo Gas Monitor uses a solid-state sensor to detect carbon monoxide. The unit features local audio/visual alarm status indicators and it can be configured to interface with air-handling equipment to control air quality within a building. Additional remote sensors can be attached to the unit via the RS-485 network port, while a 4-20mA output is proportional to the calibrated operating range.

Z-Gard® DS Sensor

Z-Gard® DS Sensor The Z-Gard DS Sensor is designed to detect the presence of carbon monoxide and nitrogen dioxide gases in parking garages, vehicle storage areas or wherever else these two toxic gases could be found. These sensors employ electrochemical sensors which generate a representative output signal proportional to the calibrated operating range. All Z-Gard DS Sensors are available with 2 output versions, a 4-20mA analog output, or an addressable RS-485 digital signal. Z-Gard Sensors with RS-485 digital output are specifically designed to operate as a system with any Z-Gard CXII or C 485 Controller. Z-Gard Sensors with 4-20mA can be installed as stand-alone sensors typically integrated with the Z-Gard C Controller, or common commercial equipment including PLC, DCS, or building automation systems.

Ultima® X Series Gas Monitors with X3® Technology

Ultima® X Series Gas Monitors with X3® Technology The Ultima X Series Gas Monitors with X3 Technology bring the power of multi-sensing, signal boost and ModBus output to the Ultima X line of MSA gas monitors. The units are crafted from either stainless steel or NEMA 4X-rated plastic, and our patented sensor disconnect-underpower feature allows all sensors to be replaced in hazardous areas without area declassification. The interchangeable smart sensors eliminate the need for reconfiguration, while the use of one circuit board increases reliability. Each sensor can be placed up to 3,000 feet from the monitor, while the scrolling LCD screen displays sensor reading and gas type.   Note: This is a custom product. Please consult your local sales manager or contact Customer Service for configuration details

Ultima® XL/XT Series Gas Monitors

Ultima® XL/XT Series Gas Monitors Engineered to provide cost-efficient gas detection, the Ultima XL/XT Series Gas Monitors are simply an outstanding choice. The units boast a hand-held HART port running over 4-20mA output provides convenient setup, calibration and diagnostics. The interchangeable smart sensors eliminate the need for reconfiguration, while local calibration employs LEDS and push-buttons. Indoors or outdoors, some of these explosion-proof models feature infrared technology that eliminates the need for frequent calibrations. Some units operations are based on dual-wavelength, heated-optics technology, which compensates for temperature, humidity and aging effects. The monitors use only one circuit board for increased reliability, and they're easy to install with two-piece field-wiring connectors.

TRIGARD® Gas Monitoring System

TRIGARD® Gas Monitoring System Designed to meet a variety of demanding applications, from wastewater facilities, to light industry and commercial applications, the TRIGARD Gas Monitoring System features MSA's precision craftsmanship and detects chlorine, sulfur dioxide and other toxic and combustible gases. The adjustable-range unit also detects oxygen deficiency and enrichment. AC or DC powered, the system features a highly visible LCD screen and simple push-button calibration. Boasting sturdy NEMA 4X design and a single board, the unit offers multiple sensor mounting options. Our patented sensor disconnect-underpower feature allows all sensors to be replaced in hazardous areas without area declassification, while interchangeable smart sensors are pre-calibrated for installation right out of the box.

TriGas Monitoring System

TriGas Monitoring System The TriGas Monitoring System consists of up to three sensors with Ultima® X3 Technology’s digital communications with on-board LEDs and relays to provide local alarms. This TriGas system offers  interchangeable smart sensors, internal DC-powered sample-draw pump and a hydrophobic end-of-line filter that makes it  ideal for areas of wastewater treatment plants that are subject to flooding (such as wet wells). The TriGas Monitoring System typically monitors for oxygen, hydrogen sulfide and combustible gases (methane or petroleum vapors) and is specifically designed for optimum performance within high-moisture environments. This system can also be supplied with the proper options to meet the NFPA 820 section 1.8 standards followed by the wastewater industry.  

Chillgard® NH3 Gas Monitor

Chillgard® NH3 Gas Monitor The Chillgard NH3 Gas Monitor is the economical choice for fast, reliable detection of parts-per-million (ppm) levels of ammonia, down to -40°C. Capable of measuring a 10 ppm leak, with full-range scale of 0-1000 ppm.

Surveyor Ultrasonic Gas Leak Detector

Surveyor Ultrasonic Gas Leak Detector The Surveyor detects gas leaks by sensing the airborne ultrasound emitted from leaking gas at high pressure. Ultrasonic gas detection is based on robust and proven Gassonic technology and designed for long and failsafe operation in extreme environmental conditions. Because the Surveyor responds to the source of a gas release rather than the dispersed gas, it is unaffected by changing wind directions, gas dilution, and the direction of the gas leak.


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