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  Gas controller :
 Gas controller >>Gas controller
Name:     Gas controller
Type:      Q800
Specifications:     · Standard 4~20mA signal input,
      2 wire connection (toxic gas),
      3 wire(combustible gas)
    · Backlight LCD display
    · 2 buttons for normal operational use.
    · 2 channel alarm relay output(fault relay, low or high level relay)
    · PC or PDA programming.
   
  Data:
  * Supply:220VAC 50 / 60Hz, each channel power no less than 10W
* Operating Temp Range: 0 ~ 50℃
* Relays load : 3A@220V
* Accuracy: ±0.1%F.S.
* Input: 4~20mA(2 wire,3 wire)
* Failure signal: 3.6mA or 22.8mA
* Backlit display: 5-digit gas reading, 50 bar graph display 0-100% full scale
* Unit: ppm, mA, %,%LEL,%VOL
* Visual alam: flashing visual indicators, alarm( red), fault (yellow)
* Audible alarm: fault alarm , alarm level( low or high)
   
   
   
 
 

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