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• Continuous detection of combustible & CO2 gas  in explosion hazardous area with flame proof structure

• State of art Infra red detection principle

• Long service life (more than 5 years)

• Low operation cost due to maintenance free

• Operation at no oxygen environment

• Rapid response time (with 10 secs)

• Easy configuration of monitoring system with RS-485 Modbus(isolated) Serial communication function

INFRA RED TYPE COMBUSTIBLE & CO2 GAS DETECTOR
Model

GIR-3000 (Hydrocarbon)

 GIR-3000 (CO2)

Measuring gas 

Combustible gas (LNG, LPG, Methane & etc) 

Carbon dioxide (CO2)

Measuring type
Diffusion type
Sensor type
Infrared type
Measuring range 

0-10,000 ppm & 0-100 % LEL   

0-10,000 ppm & 0-5.0% Vol
Sensor life time
More than 5 years
Response time
<10 sec / 90% scale
Accuracy 
±3% / Full scale
Parameter controls
Non intrusive control with Magnet bar (calibration, maintenance, alarm setting)
Operation mode display
4-LED (Power, 2-Alarm, 1-Trouble)
Measuring value display
LCD display (Built-in Back light 2-Line, 16 characters)
Alarm signal output 
250V 1A / 3-SPST Relay contact (2-Alarm, 1-Trouble)
Output signal 

                Analog output : Measuring signal: 4-20 mA DC 

  
                                            Maintenance signal: 3 mA DC 
  
                                            Calibration signal: 2 mA DC
  
                                            Fault signal: 0 mA DC
  
               Digital output :RS-485 MODBUS (Option) 
Cable / Distance 
Power + signal cable: 3 wire (above CVVS 1.5sq) / 2,500m max.
  
RS-485 data communication cable: 1par (UL2919 RS-485) / 1,000m max.
Conduit pipe 
1/2" & 3/4" PF, NPT (3/4" PF standard)
Mounting type 
2" Pole mount, Wall mount, Duct mount
Operating temperature 
-20∩ ~ +50∩
Operating humidity 
5 ~ 99%.RH (non-condensing)
Operating power 
18 ~ 31V DC (24V DC normal) / 300mA max.
Dimensions 
301.5 x 152 x 109 (W X H X D)
Weight 
2.5kg
Approval 

Flame proof structure (Ex d IIC T6)

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