Hydrogen Gas Detector Alarm

Hydrogen detection alarms utilize catalytic combustion or electrochemical sensors. When hydrogen contacts the sensor, it triggers a reaction that generates an electrical signal change, which is then converted into a concentration reading via circuitry. These devices are used to monitor hydrogen leaks and trigger audible and visual alarms in locations such as chemical plants and energy facilities.
Selection
When selecting, ensure the detection range covers the concentration levels of the intended application. Choose between fixed or portable models based on installation requirements, and match the explosion-proof rating to the environmental characteristics. Consider sensor lifespan and maintenance cycles as they impact usage costs, and ensure alarm settings comply with safety regulations.

Terms

Standards

Instruments

Electrochemical sensor, detecting phosphating hydrogen gas, range 0-20ppm, resolution 0.1ppm, with sound, light, vibration triple alarm, IP65 Protection Rating, suitable for harsh environments.

$ 235.00

Can simultaneously detect four gases, Electrochemical sensor, Response Time instant, alarm sound up to 80 decibels, operation temperature range -10~ 50 ℃, portable design weighs only 360 grams.

$ 241.00

Industrial grade Sensor, detection of phosphating hydrogen 0-20ppm range, resolution of 0.1ppm, Response Time less than 30 seconds, explosion-proof structure to ensure safe operation of hazardous environment, support a variety of Gas detection.

$ 251.00

Electrochemical sensor, Measurement range 0-100ppm, resolution 1ppm, Response Time less than 30 seconds, explosion-proof structure design to ensure safe and reliable operation.

$ 193.00

Electrochemical sensor, Response Time less than 30 seconds, Measurement range 0-20ppm, resolution 0.1ppm, with explosion-proof structure design, support 4-20mA standard signal output.

$ 267.00

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 ≤ 15 seconds, with 6000 alarm record query function, super high waterproof design, support sound and light vibration triple alarm, Sensor life 2 years.

$ 146.00

The MCU chip is used to achieve low-power Modular design, with detection error ≤ +/- 3% F.S., Response Time ≤ 30 seconds, support 4-20mA, RS485 and switch output, can be operated by remote control without opening the lid, and has local sound and light alarm and remote alarm functions.

$ 719.00

It can simultaneously detect 4 kinds of gases and integrate temperature Humidity monitoring, adopts dual temperature Humidity compensation design, supports diffusion and pump suction Sampling method, has a 10-Meter visual distance color screen and a variety of wireless communication options, and the Protection Rating is IP66.

$ 323.00

The explosion-proof structure design, Response Time is less than 30 seconds, resolution of 0.1ppm, can detect a variety of gas concentrations, with sound and light alarm function to ensure safety monitoring.

$ 251.00

Using Industrial Sensor, Response Time less than 30 seconds, accuracy +/- 3% FS, shell explosion-proof structure, 4-20mA standard signal output, can detect a variety of gas concentrations and have sound and light alarm function.

$ 267.00

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

Explosion-proof structure design, Response Time is less than 30 seconds, with 4-20mA standard signal output, can detect a variety of gas concentrations and set high and low alarm points to ensure industrial environment safety monitoring.

$ 267.00

Electrochemical sensor, range 0~ 100ppm, with automatic zero correction and temperature compensation function, support 4~ 20mA and RS485 output, suitable for dangerous places 1 and 2 zones.

$ 172.00

Adopt MCU chip to achieve low power consumption operation, detection error ≤ +/- 3% F. S, Response Time ≤ 30 seconds, support 4-20mA/RS485/switch output, can be operated by remote control without opening the lid, with local sound and light alarm and remote monitoring capabilities.

$ 202.00