Refrigerants: Ammonia (R717): Type GDA. Carbon Dioxide (R744): Type GDC. Halo-Carbon - HCFC (R22, etc): Type GDHC. HFC (R404A, R134a, R407C, R507): Type GDHF. Hydro-carbon - Propane (R290, R600, R600A, R1270): Type GDH. Electrical connections: terminals accept 0.5-1.5 mm2 (20-15 AWG). Supply voltage: 12- 24 V a.c / 12- 30 V d.c. Max load : 4W. Analog output: 4-20 mA Max 400 Ohm, 0-10 V Min. 10 kOhm; 0-5 V Min. 10 kOhm; RS 485 Communication: To Danfoss m2 monitoring unit. Digital output – volt free contacts: Load: 1 A, 24 V a.c/d.c. Type Code GDC IR 10000 Weight 0.908 Kg Alarm limits high 9.000 ppm Alarm limits low 5.000 ppm EAN no. 5702428185332 Encl. IP56 Equipm. Heater Nema Rating 4X Power consumpt. 1,40 A Descript. Gas Detection Sensor Prod. Group Sensors Prod. name Gas detecting sensor Refrigerant R744 Refrigerants range 0 - 10.000 ppm Response delay 0 s Sensor Infrared Supply volt. DC 24,00 V Temp. application Low temperature Temp. range -50 - 50 °C Temp. range -58 - 122 °F