ABB Endura AZ20 series

Combustion Oxygen Monitor
Endura AZ20 Series Probe Appendix B – Probe Electrical Connections
IM/AZ20M–EN Rev. B 49
B.3 AutoCal Connections at AZ20 Probe
Terminal / Cable
Color
Tag ID AutoCal Connection
White / Yellow PS2
Pressure Switch
Gas 2
White / Black PS COM Pressure Switch Common
White / Orange PS1
Pressure Switch
Gas 1
White / Green SV1 Solenoid Valve Gas 1
White / Red SV CO
M Solenoid Valve Common
White / Blue SV2 Solenoid Valve Gas 2
Table B.3 AutoCal Connections at Probe
Fig. B.2 AutoCal Connections at AZ20 Probe
AutoCal terminal plug
connected to
AutoCal terminal block