INFORMATION

Continuous detection of toxic gases and oxygen gas in explosion hazardous area with flame proof structure
Self diagnosis function with built-in Microprocessor
Easy replacement with a cartridge type sensor
Digital flow sensor to maintain regular flow rate
Fast response of gas leakage with a high efficient pump inside
Superior performance for detecting gases below TLV
Stable quality and proved detection principle for service life
Auto calibration and program setting with magnet bar on FND display board
4-Digit digital gas concentration display
4-20mA (Current source or Sink) output signal
Easy configuration of monitoring by RS-485 Modbus (Isolated) Serial data communication (Option)
3-Wire Type
2-stage alarm, 1-trouble display and relay contact output
Calibration and maintenance by one-man

Inquiry Specification View  
 

구분  

 내용 

   Measuring gas

O2

Toxic gases(CO, Cl2, NH3 & etc) 

   Measuring type

Auto Sampling type 

   Measuring method

Galvanic cell or Electrochemical cell

 Electrochemical cell 

   Measuring range

Refer to Toxic Gas Measuring Range

   Response time

< 15sec / 90% scale 

< 45sec / 90% scale 

   Accuracy

±3% / Full Scale

   Parameter control

Non intrusive control with a Magnet bar (calibration, maintenance, alarm setting)

   Operation mode display

Alarm LED / Trouble LED, Flow rat 

   Measuring value display

FND Display(4-Digit)

   Alarm signal output

 2A@30VDC, 0.5A@125VAC (resistive load)  

  3-SPST relay contact(2stage alarm, 1 trouble) 

   

   

  

   

   

   

   Output signal

   

Analog : 4-20mA Analog Output

Maintenance signal : 4mA

Calibration signal : 3mA

Fault signal : 0mA

Digital : RS-485 Modbus(Option)

   Sampling method

Diaphragm Pump

   Sampling line

OD 1/4"(Standard)

   Flow rate

 0 ~ 1000 ml/min max

   Conduit connection

Standard : PF 3/4"

Option : NPT 1/2", NPT3/4", M20 x 1.5P, M25 x 1.5P

   Mounting type

Wall mount

   Operating temperature  

-20°C ~ +60 °C

   Operating humidity 

5 to 99% RH (Non-condensing)

   Material 

ALDC

   Dimensions

195(W) x 139(H) x 154(D)mm

   Weight

4kg