Portable Toxic Gas Concentration Meter

A portable toxic gas detector measures the concentration of environmental gases using electrochemical or semiconductor sensors. When the target gas comes into contact with the sensor, it generates an electrical signal, which is then converted into a concentration reading. It is used for rapid on-site detection of hazardous gases such as hydrogen sulfide and carbon monoxide, ensuring the safety of personnel in workplaces such as chemical plants and firefighting operations.
Selection
When selecting, confirm the types and measurement ranges of gases to be detected, check the sensor lifespan and calibration cycle, pay attention to the device's explosion-proof rating and protection standards, review data logging functions and alarm methods, consider the operating environment's temperature, humidity, and power supply endurance, and verify product certification qualifications and after-sales support.

Terms

Standards

Instruments

250Ml Encasement Specification for Ammonia Gas Sensitive and Ammonium Ion Composite ElectRode, provides routine concentration adjustment for measurement accuracy and Stability.

$ 127.00

Using Industrial Sensor, Response Time is less than 30 seconds, accuracy +/- 3% FS, with explosion-proof structure and multi-Gas detection ability, to ensure stable and reliable gas concentration monitoring.

$ 251.00

Detection of oxygen concentration 0~ 25% range, resolution of 0.1%, Response Time ≤ 15 seconds, Portable design, suitable for a variety of environment monitoring needs.

$ 162.00

Using 8-bit micro control technology, Response Time is less than 60 seconds, equipped with 12864 point array LCD display gas concentration, with sound, light and vibration triple Alarm mode, Protection Rating up to IP65.

$ 235.00

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

Imported Electrochemical sensor, detection accuracy ≤ +/- 1%, Response Time ≤ 20 seconds; Support 1-5 kinds of gas detection at the same time, built-in powerful air pump, with Data storage and Temperature Humidity detection function.

$ 716.00

Adopt MCU chip to achieve low power consumption operation, 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, with local sound and light alarm function.

$ 590.00

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

$ 912.00

Detect NH3 gas, range 0~ 100ppm, resolution 0.1ppm, Response Time T90 ≤ 120s, support sound and light alarm, Operating temperature -10~ 50 ℃, Working time for more than 60 hours, Portable design weighs only 170 grams.

$ 328.00

Using electrochemistry principle to detect carbon monoxide, with a range of 0~ 1000ppm, with four Alarm modes and wireless data transmission functions, support temperature compensation algorithm and a variety of usage methods.

$ 254.00

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

Industrial Sensor, Response Time less than 30 seconds, accuracy +/- 3% FS, with explosion-proof structure, support 4-20mA and RS485 output, suitable for a variety of Gas detection.

$ 193.00

It can detect 1-5 gases simultaneously, supports automatic range switching and four concentration unit conversion. Using 32-bit processor and 24-bit ADC chip, the detection accuracy ≤ +/- 2%, equipped with powerful air pump and IP65 Protection Rating, suitable for harsh environments.

$ 620.00

Using Industrial Sensor, Response Time is less than 30 seconds, power consumption is up to 3W, with explosion-proof and explosion-proof shell design, support 4-20mA or RS485 signal output, suitable for a variety of Gas detection.

$ 251.00

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

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