Features * oxygen pressure range 2 mbar - 3bar * zirconium dioxide (zro2) sensing elements * non-consumption technology * integral heating element * no need for temperature stabilisation * no reference gas required * high accuracy * linear output signal * operates with external interface boards * m18x1.5 screw mount Specifications Heater voltage* 4.35v dc +/- 0.1v dc (1.85a) Stand by 2v dc (0.85a)