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7.3 Mk9 O2 Sensor, Internal layout
O2 Sensor Function/Indication
1. DIP-switch ID settings
2. LED yellow Fault
3. LED red Alarm
4. LED green Power ON
5. Buzzer High-Alarm
6. Display Measurement and alarm information
7. O2 Sensor O2 measurement sensor
8. RJ45 input connector Power and communication (red connector)
9. RJ45 output connector Alarm outputs (blue connector)
1
5
7
6
8
9
2
3
4
ON
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