R507 Gas Detector GDR400S5
R507 Gas Detector 0-1000 PPM 4-20mA Relay & Buzzer - Semiconductor sensor, for non classified area GDR400S5 - Tecnocontrol
R507 Gas Detector GDR400I5
R507 Gas Detector 0-2000 PPM 4-20mA Relay & Buzzer - Infrared sensor, for non classified area GDR400I5 - Tecnocontrol
R507 Gas Detector GDR300S5
R507 Gas Detector 0-1000 PPM 4-20mA - Semiconductor sensor, for non classified area GDR300S5 - Tecnocontrol
R507 Gas Detector GDR300I5
R507 Gas Detector 0-2000 PPM 4-20mA - Infrared sensor, for non classified area GDR300I5 - Tecnocontrol