VTSYIQI Fixed Hydrogen Detector Hydrogen Analyzer Hydrogen Gas Monitor with Measuring Range 0-5000ppm 4-20mA and RS485 Output Sound & Light Alarm Die-cast Aluminium Shell

VTSYIQI Fixed Hydrogen Gas Detector H2 Gas Monitor with L-Alarm 50ppm H-Alarm 150ppm Measuring Range 0 to 1000ppm Resolution 1ppm Shell Material Aluminum Explosion Proof Grade Exd ⅡC T6 Gb

VTSYIQI Fixed Infrared Carbon Dioxide Detector Infrared CO2 Detectors with Measuring Range 0 to 5000ppm L-alarm 1000ppm H-alarm 2000ppm Resolution 2%ppm Output Current 4-20mA

VTSYIQI Fixed Infrared Carbon Dioxide Gas Detector Infrared CO2 Detector with Measuring Range 0 to 5000ppm L-alarm 1000ppm H-alarm 2000ppm Explosion Proof Grade Exd ⅡC T6 Gb

VTSYIQI Fixed Infrared CH4 Gas Detector Methane Gas Detector CH4 Gas Leak Alarm Monitor with Range 0-5%vol Resolution 0.01vol for Gas Field Aquaculture Gas Test

VTSYIQI Fixed Infrared CH4 Gas Detector Monitor with Measuring Range 0-5%VOL Resolution 0.01%VOL L-Alarm 1% VOL H-Alarm 2.5% VOL Wall-Mounted Installation Method

VTSYIQI Fixed Infrared CO2 Gas Detector Infrared CO2 Analyzer with Wall-mounted Installation Method Measuring Range 0 to 5000ppm Resolution 2%ppm Shell Material Aluminum

VTSYIQI Fixed Infrared Methane Gas Detector Infrared CH4 Gas Detector with L-Alarm 1% VOL H-Alarm 2.5% VOL Measuring Range 0-5%VOL Resolution 0.01%VOL Shell Material Aluminum

VTSYIQI Fixed Methane Gas Detector CH4 Explosion Detector with Resolution 1%LEL Measuring Range 0-100%LEL Shell Material Aluminum Single Input 4~20mA and RS485

VTSYIQI Fixed NH3 Gas Detector Ammonia Detector with Resolution 0.1ppm Measuring Range 0-200ppm Wall Mounted Installation Sound & Light Alarm Diffusion Sampling Method 2G and 4G Wireless Signal Transmission Brightness Digital Tube Display

VTSYIQI Fixed NH3 Gas Detector Ammonia Gas Detector with Sound and Light Alarm Measuring Range 0-100ppm Resolution 0.1/1ppm Installation Method Wall-mounted L-alarm 20ppm H-alarm 50ppm

VTSYIQI Fixed Nitric Oxide Gas Detector NO Gas Detector with Sound & Light Alarm Measuring Range 0-200ppm Resolution 0.1ppm Wall-Mounted Installation Infrared Remote Control Wireless Transmission Diffusion Sampling Method