Gas Detection Alarm

Flammable gas alarms detect the concentration of combustible gases in the air through built-in sensors. When the gas concentration reaches a preset threshold, audible and visual alarms are triggered. They are used in places such as laboratories and chemical plants where there is a risk of flammable gas leakage.
Selection
When selecting, consider the compatibility of the types of gases to be detected with the on-site environment. Pay attention to the lifespan of the sensor and the calibration cycle. Check whether the explosion-proof rating meets the requirements of the location. Confirm that the alarm response time and signal output method meet the usage needs. Verify the product certifications and protection rating.

Terms

Standards

Instruments

Supports 4-20mA signal input, compatible with two-wire and three-wire devices, provides 6 passive switches and RS485 interfaces, with two-level alarm settings, operating temperature 0-40 ℃, suitable for gas safety detection.

$ 212.00

Support 4-20mA/RS485 signal input, compatible with two-wire and three-wire devices, providing up to 6 passive switching quantities, two-level alarm can be freely set, suitable for gas safety detection.

$ 259.00

ABS + PC shell is sturdy and durable, equipped with 2.0 inch 320 * 240 resolution display screen, supports methane, O2, H2S, CO four Gas detection, Response Time is the fastest 20 seconds, battery life is 8 hours, with sound and light vibration triple Alarm mode.

$ 344.00

Support 4-20mA signal input and RS485 upload, with 2-level alarm and 2 relay output, compatible with two-wire and three-wire equipment, fast response speed and high measurement accuracy, suitable for a variety of Gas detection scenarios.

$ 140.00

Using Semiconductor Sensor, Response Time T90 is less than 10 seconds, detecting a variety of combustible gases, range 0~ 50% LEL, with sound and light alarm and LED large screen display.

$ 141.00

Support 4-20mA signal input, compatible with two-wire and three-wire devices, providing up to 6 passive switching and sound and light alarm functions, operating temperature 0-40 ℃, suitable for a variety of Gas detection scenarios.

$ 183.00

Support 16 4-20mA signal input, 4.3 inch color screen display, can store 20000 alarm records, with two-level alarm and four sets of relay output, suitable for multi-point centralized control of Gas detection.

$ 259.00

Maximum 4 kinds of gas simultaneous detection, integrated temperature and Humidity compensation, with Internet of Things remote monitoring function, Response Time T90 ≤ national standard, Protection Rating IP66, suitable for a variety of Installation methods.

$ 693.00

Support simultaneous detection of 4 kinds of gases, integrated temperature Humidity detection function, physical + software double revisit Humidity compensation, Response Time T90 ≤ national standard, detection accuracy ≤ +/- 3% FS, with a variety of alarm and remote monitoring capabilities.

$ 658.00

Maximum support for simultaneous detection of 4 gases, integrated temperature and Humidity detection, with Internet of Things remote monitoring function, Response Time T90 ≤ national standard, Protection Rating IP66, suitable for a variety of Installation methods.

$ 658.00

Supports simultaneous detection of 4 gases and integrated temperature Humidity monitoring, adopts dual temperature Humidity compensation design, has zero point automatic correction function, Response Time T90 ≤ national standard, Protection Rating IP66, Operating temperature range -40~ 55 ℃.

$ 323.00

Support 4-20mA/RS485 signal input, provide 6 passive switching and sound and light alarm functions, operating temperature 0~ 40 ℃, compatible with two-wire and three-wire equipment, suitable for gas safety detection.

$ 259.00

Two-channel split design supports multi-point centralized control, with 4-20mA signal input and two-level alarm settings, microprocessor to ensure accurate monitoring, relay output can drive external equipment linkage, Operating temperature range -10~ 50 ℃.

$ 140.00

Maximum support for simultaneous detection of 4 kinds of gases, integrated temperature and Humidity detection function, with Internet of Things remote monitoring capability, Response Time T90 ≤ national standard, Protection Rating up to IP66, adapt to a variety of Installation methods.

$ 340.00

Electrochemical sensor, Response Time less than 30 seconds, Measurement accuracy +/- 3% FS, 4-20mA standard signal output and passive relay control port, suitable for a variety of Gas detection needs.

$ 267.00

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