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 * pcb mountable Specifications Heater supply* Porous lid cap 4vdc +/- 0.1vdc (1.7a) Stand by 1.65vdc (0.7a) Full porous cap 4.35v dc +/- 0.1v dc (1.85a) Stand by 2v dc (0.85a)