Zirconia o2 sensors Flange mounted series The flange mount zirconium dioxide oxygen sensor is designed for easy sealing into a manifold or sampling chamber. Favoured by ssts aerospace customers and in applications that require high temperature and pressure operation. O2s-fr-t4-4p flange zirconia o2 sensors features Zirconium dioxide (zro2) sensing elements Long life, non-depleting technology Integral heating element High accuracy Requires an external interface board to operate O2s-fr-t4-4p flange zirconia o2 sensors benefits No reference gas required No need for temperature stabilisation Flange mounting O2s-fr-t4-4p flange zirconia o2 sensors technical specifications Heater voltage Operating: 4.35vdc ± 0.1vdc (1.85a) Standby: 2vdc (0.85a) Pump impedance at 700'c: < 6k Permissible gas temperature: -100'c to +400'c Gas flow rate: 0 - 10 m/s Repetitive permissible acceleration : 5g Incidental permissible acceleration: 30g O2s-fr-t4-4p flange zirconia o2 sensors output values Oxygen pressure range: 2mbar - 3bar max Accuracy: 5mbar max Internal operational temp: 700'c Response time (10 - 90% step): < 4s Warm up time (prior to sensor operation): 60s Warm up time (from standby): 20s Output stabilisation time: ~ 180s