GRI-8509 Wall-mounted NH3 Detective Alarm

الوصف

GRI****9 Wall-mounted NH3 Detective Alarm

Product summarize ：
 
     GRI****9 Wall-mounted NH3 Detective Alarm is an apparatus which can continuously detect NH3 gas concentration in operate environment .can widely used in factory ,office and warehouse and other site environment , online monitor the concentration of toxic gas .
     The NH3 gas 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 ***0mA signal can directly connect DCS system of factory ,connect RS**5 digital signal and factory PC .

Product Feature ：

 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:

     Petroleum and petrochemical industrial, iron and steel, medical, fire rescue, various types of industrial safety monitoring, detection of dangerous substances

Technical parameter ：

Product name  Single point wall-mounted  NH3 detective alarm  
Sensor name  Optional (electrochemical sensor )
Product model  GRI****9 
Sensor model  Optional (Membrapor C series )
Input power supply  ***4VDC 
Test object   Optional (poisonous)
Current consumption  *****0mA 
Test principle  Electrochemical
Display way  LCD display screen  
Test way  Diffused /Pipe type
Alarm way  2 levels sound and light alarm  
Test range  ***0 ppm or customize 
Alarm error  ?±5% alarm set value  
Accuracy  ±5%FS
Operate temperature  **0℃**0℃ 
Resolution  0.1ppm
Operate humidity  ***5%RH(non- condensing ) 
Pre-heating time  1 Min
Pressure range  *******0hpa 
Response time  *0s
Signal output  ***0mA or RS**5 
Use life  2 year (in the air )
Contact capacity  1A/**0VAC or 1A/*4VDC 
Zero drift  ?±2%FS/6h
Repeatability  ?±2%FS 
Span drift  ?±5%FS/6h

Note: above part of sensors parameter please standard as the latest technical manual of Membrapor corresponding sensor.