Ammonia Gas Detector GDR450EA

GDR450EA - AMMONIA Gas Detector (NH3) 0-1000 ppm, 4-20mA - Electrochemical cell - Tecnocontrol

The GDR450 is a refrigerant gas detector with a replaceable sensor, IP67 protection, and a built-in alarm.
Featuring a color display, it supports analog signals, Modbus RS485, and configurable relays.
Bluetooth connectivity allows for quick calibration, configuration, and verification, even remotely.
Compatible with a wide range of gases.

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