Zirconia o2 sensors Probe series - long housing Features * zirconium dioxide (zro2) sensing elements * long life, non-depleting technology * integral heating element * high accuracy * requires an external interface board to operate Benefits * no reference gas required * no need for temperature stabilisation * two lengths available; 220mm and 400mm Technical specifications Heater voltage Operating: 4v dc ± 0.1v dc (1.7a) Standby: 1.65v dc (0.7a) Pump impedance at 700'c: < 6k Permissible gas temperature Standard temperature: -100'c to +250'c High temperature: -100'c to +400'c Gas flow rate: 0 - 10 m/s Repetitive permissible acceleration: 5g Incidental permissible acceleration: 30g Output values Oxygen pressure range: 2mbar - 3bar max Accuracy: 5 mbar max Internal operational temperature: 700'c Response time (10 - 90% step): < 15s Warm up time (prior to sensor operation): 100s Warm up time (from stand by): 20s Output stabilisation time: ~ 180s