Gas Detectors / Sensors / Transmitters

Accurately detects and transmits low concentrations of carbon monoxide.

Detect toxic Ammonia gas, with path lengths of up to 200ft

Provides automatic feedback and fan or valve control that can help reduce combustible gas concentrations

Can be used as a stand-alone detector & controller or as an analog transducer for use w/ control panels & other systems

May be used as a stand-alone detector & controller & as an analog transducer for use w/ the DVP-120 & other systems

Designed to meet specifications for safety in enclosed parking garages, including the uniform building code & OSHA 50ppm CO...

Dual monitor detects Carbon Monoxide and Nitrogen Dioxide in commercial facilities

Provides combustible / heating gas detection in residential, multi-family and commercial office environments

Remote gas transmitter for halogenated & natural refrigerants with 3 relays, 1 analog output & digital Modbus RTU communications

Transmitter for halogenated and natural refrigerants

Enhance the performance of the PCA 400 combustion & emissions analyzer in heavy industrial & commercial settings

Provides centralized monitoring and alarming for multi-occupant applications

Integrates into BMS / BAS or refrigeration controllers, ASHRAE 15 / EN 378 safety standards

Ergonomic, hand-held instrument for measuring carbon monoxide levels in breathing air tanks for diving

Linear & stable binary gas analyzer for measurement of gas mixes present during the operation & maintenance of hydrogen cooled...

A low voltage monitor providing automatic fan control to help maintain acceptable levels of Carbon Dioxide

A low voltage monitor that provides three alarm levels using three separate relays for controlling external devices

Reduces the number of instruments a contractor has to carry by measuring the carbon dioxide concentration, air temperature, &...

Gas Detector makes compliance with refrigeration safety codes

Controller centralizes the status of 2 gas detectors to enable compliance with refrigeration safety codes

Provides combustible / heating gas detection in residential, multi-family and commercial office environments

Low voltage dual monitor detects Carbon Monoxide and Nitrogen Dioxide in commercial facilities

Gas detectors provides automatic control to help maintain an acceptable environment in parking garages or other applications

Utilizes digital communications to interface with a maximum of four remote digital QEL transmitter/sensors

Utilizes both digital and analog communications to interface with a maximum of 32 remote digital QEL transmitter/sensors, and 8...

RS 485 communication protocol that accommodates 128 channels through four digital ports, Modbus is standard, BacNet optional

Standard LCD display, push-button programming and on-board meter jacks, 4-20 mA DC or 2-10 VDC

Long range toxic gas detection up to 200ft (60m), high sensitivity and fast response, multiple output options

Monitor and alarm against ingress of hazardous gas concentrations into air intakes of turbine engines and HVAC air ducts

Xenon flash technology, detects wide range of gases, fast response, withstand severe environmental conditions

Provides continuous monitoring for combustible hydrocarbon gases, 7-200m detection range, built in event recorder

Class 1 Div 2, digital display of concentration, relay status, STEL, TWA and peak daily value of the gas detected

Utilizes catalytic pellistor bead technology, sensor is resistant to poisoning substances, explosion-proof housing rated Class 1,...

Robust, low cost, analog output, sensor elements have a typical life span of two to ten years

Two wire transmitters, sensor elements have a typical life of two to three years and are easily field replaceable

Sensor life of over ten years, includes a digital display, three user configurable relays, buzzer, horn/strobe output and...

Feature a LCD display of gas concentration, LED indication of each of the SPDT relays and TX/RX for BACnet communications

Special application transmitters (CO2, CO)

CO2: 0-3000 ppm / temperature: 0-50°C / 30-120°F measurement range, ±30 ppm

Accuracy ±30 ppm, 0 to 2,000 ppm carbon dioxide range, non-dispersive infraRed (NDIR) with automatic calibration

Excelent price-performance ratio, integrated humidity and temperature measurement

Low drift wall mounted carbon dioxide meter for measuring indoor air quality

Designed to measure air quality compliance in occupied spaces such as offices, production floors, schools, or hospitals

Accurately measures CO2, temperature and relative humidity in HVAC applications

Interchangeable CO2 probe incorporates the dual wavelength NDIR CO2 sensor, measuring range up to 5% CO2 (50,000 ppm)

Non-dispersive infrared technology (NDIR), measuring ranges up to 5000 ppm, auto-calibration

Duct mount, non-dispersive infrared (NDIR) technology, measuring range up to 10,000 ppm

Optimized for harsh environments, non-dispersive infrared technology, measuring ranges up to 10000ppm