Long Life Span,
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GD2G Electrochemical Fixed Gas Detectors

Basic Specs

Adjustable
Alarm Level

Sensor-Adjust
Technology

ATEX and
CE Certified

Fields of Application
Other Products

SPECIFICATIONS

Operating Voltage 24 V ±%25VDC
Range Check the gas list table
Resolution %2 of Detection Range
Response Time Check the gas list table
Sensor Type Electrochemical
Analog Output 4~20 mA
Digital Output 2 Relays (NO and NC)
Environmental Conditions Temperature: -20/+60°C
Pressure: 86-106 kPa
Humidity: ≤95% RH
Weight 1kg
Material Aluminum
Sensor Capsule Stainless Steel
ATEX Classification II 2G Ex d IIC Gb T6
IP Protection Level IP65
Warranty 2 Years

GAS LIST

Order CodeGas Name / FormulaDetection Range / Response Time
B30EAA521000PCarbon Monoxide / CO0 – 1000 ppm / T90 < 30 s
B31EAA520100PHydrogen Sulfide / H2S0 – 100 ppm / T90 < 30 s
B31EAA520200PHydrogen Sulfide / H2S0 – 200 ppm / T90 < 30 s
B31EAA520500PHydrogen Sulfide / H2S0 – 500 ppm / T90 < 30 s
B32EAA520010PFormaldehyde / CH2O0 – 10 ppm / T90 < 120 s
B33EAA520030PNitrogen Dioxide / NO20 – 30 ppm / T90 < 30 s
B34EAA520100PAmmonia / NH30 – 100 ppm / T90 < 90 s
B34EAA521000PAmmonia / NH30 – 1000 ppm / T90 < 120 s
B34EAA525000PAmmonia / NH30 – 5000 ppm / T90 < 30 s
B35EAA520010PChlorine / CL20 – 10 ppm / T90 < 40 s
B36EAA520250PNitrogen Monoxide / NO0 – 250 ppm / T90 < 40 s
B37EAA520020PSulfur Dioxide / SO20 – 20 ppm / T90 < 25 s
B38EAA520025COxygen / O20 – 25 % volume / T90 < 15 s