Gas detectors for non classified area: Ammonia Gas Detector GDR400EAH



Ammonia Gas Detector GDR400EAH

  •   Print
Call for price
SKU: GDR400EAH

(NH3) Ammonia Gas Detector, Azane Gas Detector, Hydrogen nitride Gas Detector 0-100 ppm 4-20mA Relay & Buzzer - Electochemical cell - for non classified area GDR400EAH - Tecnocontrol

My Wishlist
Compare
Ask a question about this product
Back to: Gas detectors for non classified area

GDR400EAH - AMMONIA Gas Detector (NH3) 0-100 ppm, 4-20mA - Electrochemical cell - Tecnocontrol

The GDR400 is an industrial gas refrigeration detector with analog output (4-20mA, 1-5V, 2-10V), alarm/fault relay and Modbus connectivity.
Compatible with various sensors (IR, semiconductor, electrochemical, pellistor), it is designed for easy installation and maintenance, which allows you to connect the cartridge and Bluetooth connection for quick configuration.

Standard Specifications

Power supply: 12–24 Vac/Vdc (110-230 Vac on request)
Outputs:

  • Analogue 4–20 mA
  • Analogue 1-5 V / 2-10 V
  • Digital Modbus RS485
  • 3 relay (2 alarm, 1 fault)
  • Buzzer 80 dB - 10 cm

Available sensor types:

  • Electrochemical 
  • Infrared 
  • Pellistor 
  • Semiconductor 

Measurement range:

  • Electrochemical: 0–100 ppm / 0–1,000 ppm
  • Infrared: 0–2,000 ppm / 0–5,000 ppm / 1–5% Vol. / 100% LFL
  • Pellistor: 0–100% LFL
  • Semiconductor: 0–1,000 ppm

Operating temperature: -40°C to +60°C (depending on sensor)
Protection rating: IP67
Sensor cartridge: Replaceable

Bluetooth Connectivity:

  • Real time gas measurement & alarm
  • Testing & calibration
  • Setting alarm thresholds & relay configuration
  • Modbus configuration
  • View sensor type, serial number, temperature, electronics and firmware information
  • Non-intrusive set-up and maintenance

 

        

Gas Detector type : Ammonia Gas detector, Azane Gas detector, Hydrogen nitride Gas detector, Trihydrogen nitride Gas detector, Nitro-Sil Gas detector, NH3 Gas detector

Copyright ©2026 Ornicom


main version