Handheld TVOC Gas Detector

The handheld TVOC gas detector utilizes a photoionization sensor, which employs a UV lamp to ionize volatile organic compound molecules, generating an electrical current whose intensity reflects the gas concentration. It is used for rapid on-site detection of concentrations of organic pollutants such as benzene and aldehydes in the air, making it suitable for leak detection and air quality monitoring in locations like printing workshops and paint production lines.
Selection
When selecting, focus on the sensor type—photoionization detectors offer a wider detection range. Check that the measurement range covers common TVOC concentrations. Confirm that the response time and recovery time meet on-site requirements. Verify the explosion-proof rating for suitability in hazardous environments. Consider data logging capabilities and battery life. Validate the calibration cycle and maintenance costs.

Terms

Standards

Instruments

Using MCU chip to achieve low power consumption operation, detection error ≤ +/- 3% F. S, Response Time ≤ 30 seconds, with explosion-proof structure and a variety of signal output interfaces, support remote monitoring and linkage control.

$ 332.00

Using 32-bit microprocessor and 24-bit ADC chip, equipped with 2.4-inch high definition display, supports 1-6 Sensor configurations, with 4-20mA, RS485 and other signal output, Protection Rating up to IP65, Response Time ≤ 20 seconds.

$ 545.00

It can simultaneously detect 7 paraMeters such as PM2.5, formaldehyde, and TVOC, with an accuracy of +/- 10%. It is equipped with a 2.8-inch true color screen to display real-time trend charts, and supports 5000 data records and dual national standard selection.

$ 189.00

Pump-suction sampling and a variety of detection principles, Response Time ≤ 20 seconds, accuracy ≤ +/- 3%, built-in 3800mAh battery, support 120,000 sets of Data storage and Temperature Humidity detection.

$ 527.00

Pump-suction sampling and PID Photoion Sensor technology, Response Time ≤ 20 seconds, resolution of 0.001 ppm, IP65 Protection Rating and explosion-proof certification, support for multi-Sensor expansion and Data storage functions.

$ 2557.00

Using PID Sensor technology, range 0~ 500ppm, resolution 0.1ppm, support 1-6 Sensor expansion, with a variety of signal output modes, including 4-20mA, RS485 and relay output, Protection Rating IP65, suitable for harsh environments.

$ 1818.00

Adopt PID photoion detection principle, range 0-50ppm, Response Time ≤ 30S, support 4-20mA, RS485 and wireless signal output, with explosion-proof structure and remote monitoring capability.

$ 1171.00

Pump-suction sampling and imported Electrochemical sensor, Response Time ≤ 20 seconds, resolution 0.01ppm, support 1-5 Sensor expansion, IP65 Protection Rating, suitable for harsh environments.

$ 754.00

Using MCU chip to achieve low power consumption operation, detection error ≤ +/- 3% F. S, Response Time ≤ 30 seconds; with flameproof structure and a variety of signal output, support remote monitoring and customized range, through a number of international safety certifications.

$ 332.00

Pump-suction sampling and PID photoion technology, detection accuracy of +/- 3%, Response Time ≤ 20 seconds, IP65 Protection Rating and explosion-proof certification, support for multi-Sensor expansion and Data storage functions.

$ 1532.00

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

Equipped with 2.4-inch high definition color screen, supports 1-6 Sensor expansion, with 4-20mA and RS485 output, Response Time ≤ 20 seconds, Protection Rating IP65, suitable for harsh industrial environments.

$ 583.00

Support 4 kinds of gas detection at the same time, with IP67 waterproof grade and 10 Meters anti-drop ability, compatible with diffusion and pump suction sampling, Response Time T90 ≤ national standard, battery life up to 60 hours, anti-electromagnetic interference.

$ 409.00

With wireless 4G/WIFI networking function, support remote monitoring and Data storage; Adopt diffusion gas circuit design, Response Time T90 ≤ national standard; With LED, sound, vibration and screen flash four Alarm modes, IP66 Protection Rating.

$ 231.00

It can detect halogen gas leaks of less than 0.5 ounces per year, with an instantaneous Response Time and a Warm-Up Time of less than 90 seconds. It features automatic warm-up and battery protection, and a portable design weighing only 480 grams.

$ 154.00

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