Hydrogen sulfide gas sensor

Hydrogen sulfide gas sensors detect the concentration of hydrogen sulfide in the environment through electrochemical or semiconductor principles. Electrochemical sensors generate a current via the redox reaction of the gas between electrodes, while semiconductor sensors rely on changes in material resistance caused by gas adsorption. They are used for leak monitoring and personnel safety protection in places such as wastewater treatment plants and chemical factories.
Selection
When selecting, consider whether the detection range covers the application requirements, and ensure the response time aligns with on-site safety needs. Pay attention to the sensor lifespan and calibration cycle, and evaluate the impact of environmental temperature and humidity on performance. Fixed devices prioritize stability, while portable instruments focus on power consumption and size. Ensure compatibility with existing alarm systems and data recording functions.

Terms

Standards

Instruments

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, range 0~ 100ppm, with automatic zero correction and temperature compensation function, support infrared remote control debugging and flameproof design, suitable for dangerous areas.

$ 146.00

Electrochemical sensor, detection range 0~ 100ppm, with automatic zero correction and temperature compensation function, support infrared remote control debugging and flameproof design, stable and reliable work.

$ 162.00

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

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

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

Electrochemical sensor technology, range 100ppm, with automatic zero correction and temperature compensation functions, support infrared remote control debugging and 4-20mA and RS485 output, suitable for dangerous areas 1 and 2 zones.

$ 183.00

Electrochemical sensor, range 100ppm, Response Time T90 ≤ 60 seconds, with flameproof design suitable for dangerous areas, support 4~ 20mA output and RS485 digital output, infrared remote control debugging is safe and convenient.

$ 162.00

Using Industrial Sensor, Response Time T90 is less than 60 seconds, with waterproof, dustproof and explosion-proof characteristics, the shell is made of high-strength engineering plastic coated with composite anti-skid rubber, natural diffusion detection, Operating temperature range -10~ 55 ℃.

$ 170.00

Electrochemical sensor, high detection accuracy, Response Time less than 60 seconds. With IP65 waterproof level, support vibration, sound and light triple alarm, built-in 1500mAh lithium battery can work continuously for more than 8 hours.

$ 145.00

Electrochemical sensor technology, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with intrinsically safe circuit design and explosion-proof certification, support a variety of signal output interfaces, automatic tracking zero point to prevent drift, adapt to -30~ 50 ℃ working environment.

$ 361.00

Electrochemical sensor principle, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with Intrinsic Safety (IS) design and automatic Zero tracking function, support a variety of signal output and remote monitoring.

$ 361.00

Electrochemical sensor, high detection accuracy and adjustable range, with automatic zero correction and temperature compensation function, support 4~ 20mA output and RS485 communication, infrared remote control adjustment is convenient and safe, suitable for dangerous areas.

$ 172.00

MCU chip to achieve low power consumption operation, equipped with intelligent Sensor to ensure detection accuracy +/- 3% F. S, support 4-20mA, RS485 and wireless signal output, with explosion-proof structure and remote control operation function.

$ 525.00

Electrochemical sensors imported, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with intrinsically safe circuit design and explosion-proof certification, support a variety of signal output and remote monitoring functions.

$ 296.00

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