Hydrogen Gas Alarm

A hydrogen gas alarm detects the concentration of hydrogen in the air through a built-in sensor and emits audible and visual alarms when the concentration exceeds a preset threshold. It is used to monitor hydrogen leaks in places such as laboratories and chemical plants to prevent accumulation and potential hazards.
Selection
When selecting, consider the detection range covering the hydrogen concentration in the usage scenario, confirm the sensor's lifespan and stability, check whether the explosion-proof rating meets on-site requirements, review the alarm response time and calibration cycle, and ensure the device is suitable for the temperature and humidity conditions of the installation environment.

Terms

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

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

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

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

Using electrochemistry gas Sensor, Response speed, Measurement accuracy. Support 4-20mA, RS485 and other signal output, with overvoltage, lightning protection, short circuit and other multiple circuit protection functions, remote monitoring and data query.

$ 751.00

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

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

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

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

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 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

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

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

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