Industrial Combustible Gas Detector – RS485 & 4-20mA Output – Enviro Test Construct

Reliable single gas detector with catalytic sensor, IP67 rating, RS485, 4–20mA, LoRa/NB-IoT options, and ATEX, CE, FCC, ISO certifications.

SKU: ETCRAGD-235 Category:

Features

  • ISO, CE, FCC, ROHS, ATEX, CNEX, SIL3 Approved 
  • IR controller for remote operation for 15 meters distance 
  • Automatic zero-point calibration function 
  • Upto 5 level calibration points 
  • Setting recovery function 
  • LED display 
  • Aluminum enclosure, support 304 or 316L stainless steel 
  • Detection method: diffusion  
  • Standard output: RS485, 4-20mA & Rely 
  • Optional output: LoRa, NB-IOT wireless transfer  
  • Standard with computer software for data collection, analysis and export 
  • Support sensor type: NDIR, EC, TCD, MOS, LEL and etc. 
  • Installation: wall-mounted, pipeline or flange  

 

Technical Specifications

Parameters Details 
Single Gas Detector  (Combustible Gas) 
Detection Principle Catalytic Combustion Sensor 
Measuring Range 0–100% LEL 
Resolution 1% LEL 
Accuracy ≤ ±3% (F.S) 
Response Time (T90) ≤ 30 seconds 
Sensor Lifetime 2–3 years 
Detection Method Diffusion type 
Installation Wall-mounted 
Output Type RS485, 4–20mA 
Power Supply 24VDC ±5%, <4W 
Protection Level IP67 
Product Size 197 × 202 × 88 mm 
Weight 1.5 kg (Aluminium enclosure) 
Explosion Protection Grade Ex db II C T6 Gb 
Electrical Interface 3/4 NPT 
Alarm Mode LED display + Sound & Light Alarm 
Working Environment -20 to +55, 10–95% RH (non-condensing) 
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