Fixed Gas & Flame Detection

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.
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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.
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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.
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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.
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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
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FlameGard® 5 MSIR Flame Detector

MSA's FlameGard® 5 MSIR Detector is an advanced multi-spectrum flame detector designed to provide superior false alarm immunity with the widest field of view. The detector employs a state-of-the-art multi-spectrum infrared (MSIR) sensor array with a sophisticated Neural Network Technology (NNT) system.
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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.
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FlameGard® 5 UV/IR Flame Detector

The precision-crafted FlameGard® 5 UV/IR Flame Detector monitors both ultraviolet and infrared (UV & IR) spectral ranges, which makes it highly immune to false alarms caused by lightning, arc welding, hot objects and other sources of radiation. The unit's Continuous Optical Path Monitoring (COPM) checks both the optical path integrity and the detector's electronic circuitry once a minute, while the wide field of view enables greater fire detection coverage.
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HazardWatch II Fire and Gas System

HazardWatch II is the SIL 2 capable, pre-engineered Fire and Gas Detection System representing the next generation in highly intelligent monitoring solutions designed to help reduce hazard vulnerability and meet the most demanding global safety standards. The system meets the market need for a well integrated and NRTL tested complete solution for fire and gas detection, fire suppression, and related safety instrumented functions.
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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.
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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.
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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. 
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TA102A Single Channel Combustible Trip Amplifier Module

The TA102A is a single-channel Combustible Gas Trip Amplifier Module designed for use with one General Monitors intelligent transmitter to monitor combustible gases and vapors within the lower explosive limit (LEL) and provide status indication and alarm outputs. Microprocessor-based electronics allow all options to be user selectable through a front panel interface (mode / select switch and digital display). A digital display indicates fault codes and set up options. Other features include: LED indications of status, as well as both open collector and relay outputs for fault, low alarm and high alarm.
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4802A Zero Two Series Control Module for Combustible Applications

The 4802A is a single channel Combustible Gas Control Module that has been designed for use with our proven catalytic bead sensors. It is designed to monitor combustible gases and vapors within the lower explosive limit (LEL) and provide status indication and alarm outputs. Microprocessor-based electronics allow all options to be user selectable through the front panel interface. A digital display indicates gas concentration, fault codes, calibration cues and setup options. Other features: LED indications of status, as well as open collector and relay outputs.
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610A Four Channel Combustible Gas Monitor

The 610A is a system for continuously monitoring combustible gas (hydrocarbon) concentrations in four locations. The system consists of four General Monitors remote catalytic bead sensing assemblies and a solid-state controller. The controller features four independent channels, each having its own circuitry. The 610A features a digital display of gas concentrations in % LEL (0-99% lower explosive limit) for each channel.
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Catalytic Bead Sensors

The General Monitors catalytic bead gas sensors are well known for their sensitivity, reliability and longevity and make them the first choice for most users of the catalytic oxidation gas detection principle. Every component is manufactured in-house to ensure optimum performance. Careful matching of the active and reference elements ("beads") result in a sensor that has negligible zero drift with respect to changes in humidity, pressure, and temperature.
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FlameGard® 5 UV/IR-H2 Flame Detector

The precision-crafted MSA FlameGard® 5 UV/IR-H2 Flame Detector monitors the ultraviolet and infrared spectral ranges to detect unwanted hydrogen fires. Its meticulous engineering and usage of UV and IR make it highly immune to false alarms caused by lightning, arc welding, hot objects and other sources of radiation. The unit's continuous Optical Path Monitoring (COPM) checks both the optical path integrity and the detector's electronic circuitry once a minute, while the wide field of view enables greater fire detection coverage.
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IR5500 Open Path Infrared Gas Detector

The IR5500 is an open path infrared (IR) gas detector that continuously monitors for flammable gas leaks over large open areas. It monitors in both the LEL-m and ppm-m ranges to detect both small and large leaks. The IR5500 offers the benefits of early detection with its high sensitivity to gas concentrations at the ppm levels.  This feature allows it to alarm faster than an LEL-only detector. Digital display and adjustable mounting arms ensure easy alignment. Factory calibrated for low-maintenance operation.
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580A Dual-Channel Combustible Gas Monitor

The 580A is a compact, highly-versatile system for continuously monitoring combustible gas (hydrocarbon) concentrations in two locations. The system consists of two remote catalytic sensing assemblies and a solid-state controller. The controller automatically displays the higher reading channel on a digital display, scaled from 0-100% LEL (lower explosive limit). Manual override switching permits readout of the low channel at any time.
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Catalytic Bead Accessories

General Monitors offers a wide variety of accessories for our catalytic bead gas sensors.
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