Description

Product Summarize ï&frac*4;š GRI****3 series single point wall-mounted O2 detective alarm is an apparatus which can continuously detect O2 concentration in operate environment .can widely used in factory 、office and warehouse and other site environment , online monitor the concentration of O2 . The O2 detective alarm is natural diffused gas detective way, adopt Germany IT imported electrochemical sensor as the sensitive component, with high sensitivity and excellent repeatability; Highlight LED backlit plus LCD display screen real-time display the concentration of leakage gas , Exceed pre-set alarm point immediately start sound and light signals and replay control signals; international standard ***0mA signal can directly connect DCS system of factory , connect RS**5 digital signal and factory PC . Product Featureï&frac*4;š Imported NDIR infrared module, performance stable and reliable; Provide LCD display and sound and light alarm, Full-featured; Intelligent design, zero, alarm setting, calibration is very convenient; Two alarm replays can output control signal for use to drive fans and other equipment; Apparatus DC***4V wide range power supply (use power adapter can connect AC **0V), can be use once connect the power supply; Metal shell, robust and reliable; Infrared remote control , more convenient for setting 、modifying the parameters of apparatus ; Have standard ***0mA current signal and RS**5 digital signal output. Application ï&frac*4;š Petroleum 、chemical 、gas 、metallurgy、electricity power、municipal services 、construction safety detection of traffic tunnel and other safety monitoring of varies of industrial places Technical parameter ï&frac*4;š Product name Single point wall-mounted O2 detective alarm Sensor name Optional (electrochemical sensor ) Product model GRI****3 Sensor model Optional (Germany IT) Input power supply ***4VDC Test object O2 Current consumption *****0mA Test principle Electrochemical Display way LCD display screen