VTSYIQI O2 Gas Detector Meter Fixed Oxygen Gas Monitor with Range from 0 to 30%vol L-alarm 19.5%vol Resolution 0.1%vol H-alarm 23.5%vol for Gas Detection in the Metallurgical Petroleum Chemical Municipal and Other Industries

VTSYIQI O2 Gas Monitor Fixed Oxygen Gas Detector with Resolution 0.1%vol L-alarm 19.5%vol H-alarm 23.5%vol Range from 0 to 30%vol Aluminum Shell Material for Detection of Hazardous and Combustible Gas Concentrations

VTSYIQI O2 Gas Monitor Fixed Oxygen Meter with Explosion-proof Waterproof Connector L-alarm 19.5%vol H-alarm 23.5%vol Resolution 0.1%vol Range from 0 to 30%vol for Gas Detection in the Metallurgical Petroleum Chemical Municipal and Other Industries

VTSYIQI O3 Gas Detector Portable Ozone Gas Analyzer with Measuring Range 0 to 20ppm Resolution 0.1ppm L-alarm 5ppm H-alarm 10ppm Advanced Self-Examination and Self-Renovation Function for Combustible and Toxic Gas Leakage Detection

VTSYIQI O3 Gas Detector Handheld Ozone Gas Detector with Gas Pump Sampling Method Measuring Range 0-20ppm Resolution 0.01ppm Accuracy ≦±5% F.S. L-Alarm 5ppm H-Alarm 10ppm High-sensitivity Sensor

VTSYIQI O3 Gas Detector Ozone Gas Detector with Measuring Range 0-10ppm Resolution 0.01ppm Sound & Light Alarm 4-20mA and RS485 Output Infrared Remote Control Record Storage for Real-time Viewing Electrochemical Principle

VTSYIQI O3 Gas Detector Ozone Gas Leak Alarm with Measuring Range 0-10ppm Resolution 0.01ppm Sound & Light Alarm Standard 4-20mA and RS485 Output Detection Principle Electrochemical Principle

VTSYIQI O3 Gas Detector Ozone Gas Tester with Measuring Range 0-50ppm Resolution 0.01ppm Infrared Remote Control Electrochemical Principle Sound & Light Alarm 4-20mA and RS485 Output for O3 Gas Test

VTSYIQI O3 Gas Detector Portable Ozone Detector with Measuring Range 0-20ppm Resolution 0.01ppm L-Alarm 5ppm H-Alarm 10ppm Accuracy ≦±5% F.S. Gas Pump Sampling Method for Industrial Site Safety Monitoring

VTSYIQI O3 Gas Detector Portable Ozone Detector with Measuring Range 0-50ppm Resolution 0.01ppm Data Logging Function Built-in Micro Sampling Pump Principle Electrochemical LCD Liquid Crystal Display Accuracy ≤±3% F.S.

VTSYIQI One Channel Water Activity Meter Benchtop AW Tester with 2000 Sets Circularly Record One WSC-4 Point Sensor Accuracy ±0.015aw Range 0 to 1.000aw 5000 Groups Data Storage Print

VTSYIQI One Point Water Activity Meter Analyzers with One WSC-4 Measurement Point Accuracy ±0.015aw Range 0 to 1.000aw 2000 Sets Circularly Record Single-Point Calibration Variety Ways Calibration