4-24 Zones Gas Control Panel for 4-20mA detectors CE424 - Tecnocontrol

4-8 Zones Gas Control Panel for 4-20mA detectors CE408 - Tecnocontrol

4-input 4-20mA expansion board ES404 - Tecnocontrol

4-output relay expansion board ES414 - Tecnocontrol

(NH3) Ammonia Gas Detector, Azane Gas Detector, Hydrogen nitride Gas Detector 0-1000 ppm 4-20mA - Electochemical cell - for non classified area GDR300EA - Tecnocontrol

(NH3) Ammonia Gas Detector, Azane Gas Detector, Hydrogen nitride Gas Detector 0-100 ppm 4-20mA - Electochemical cell - for non classified area GDR300EAH - Tecnocontrol

(NH3) Ammonia Gas Detector, Azane Gas Detector, Hydrogen nitride Gas Detector 0-1000 ppm 4-20mA Relay & Buzzer - Electochemical cell - for non classified area GDR400EA - Tecnocontrol

(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

(NH3) Ammonia Gas Detector, Azane Gas Detector, Hydrogen nitride Gas Detector 0-1000 ppm 4-20mA Relay & Buzzer - Electochemical cell - for non classified area GDR403EA - Tecnocontrol

(NH3) Ammonia Gas Detector, Azane Gas Detector, Hydrogen nitride Gas Detector 0-100 ppm 4-20mA Relay & Buzzer - Electochemical cell - for non classified area GDR403EAH - Tecnocontrol

(NH3) Ammonia Gas Detector, Azane Gas Detector, Hydrogen nitride Gas Detector 0-1000 ppm 4-20mA Relay, Display & Buzzer - Electochemical cell - for non classified area GDR450EA - Tecnocontrol

(NH3) Ammonia Gas Detector, Azane Gas Detector, Hydrogen nitride Gas Detector 0-100 ppm 4-20mA Relay, Display & Buzzer - Electochemical cell - for non classified area GDR450EAH - Tecnocontrol