Wall-mounted CH2O Detective Alarm

Product Introduction ¡y
GRI-8512 series single point wall-mounted CH2O detective alarm is an apparatus which can continuously detect CH2O concentration in operate environment .can widely used in factory ÿ‘Ïffice and warehouse and other site environment , online monitor the concentration of CH2O .
The CH2O detective alarm is natural diffused gas detective way, adopt Switzerland Membrapor 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 4-20mA signal can directly connect DCS system of factory ,connect RS485 digital signal and factory PC .
Product Feature¡y
„Q Imported NDIR infrared module ,performance stable and reliable ;
„Q Provide LCD display and sound and light alarm , Full-featured;
„Q Intelligent design , zero , alarm setting ,calibration is very convenient ;
„Q Two alarm replays can output control signal for use to drive fans and other equipment;
„Q Apparatus DC9-24V wide range power supply (use power adapter can connect AC 220V),can be use once connect the power supply ;
„Q Metal shell, robust and reliable ;
„Q Infrared remote control ,more convenient for setting ÿ‘Íodifying the parameters of apparatus ;
„Q Have standard 4-20mA current signal and RS485 digital signal output.
„Q
Application ¡y
Dyes, paper, pharmaceutical, medical, food, antisepsis, disinfection, chemical fertilizers, resins, adhesives and pesticides, raw materials, samples, and culturing process plants, waste disposal plants, perm places and living places of production
Technical parameter ¡y
Product name Single point wall-mounted CH2O detective alarm Sensor name Electrochemical CH2O sensor
Product model GRI-8512 Sensor model CH2O/C-XX( Range optional )
Input power supply 9-24VDC Test object CH2O
Current consumption 20-200mA Test principle Electrochemical
Display way LCD display screen Test way Diffused
Alarm way 2 levels sound and light alarm Test range Optional
Alarm error ÿ??% alarm set value Accuracy ÿ?%FS
Operate temperature -20ÿ?45ÿ?Resolution Optional
Operate humidity 15-90%RH(non-condensing ) Pre-heating time 1 Min
Pressure range Atmosphere pressure Response time T90ÿ?0S
Signal output 4-20mA or RS485 Use life 2 year (in the air )
Contact capacity 1A/120VAC or 1A/24VDC Zero drift ÿ??%FS/6h
Repeatability ÿ??%FS Span drift ÿ??%FS/6h