Wiring instructions
1. Connect the incoming neutral to terminal 10 of the meter.
2. Connect the incoming live phase 1 to terminal 1 of the meter.
3. Connect the incoming live phase 2 to terminal 4 of the meter.
4. Connect the incoming live phase 3 to terminal 7 of the meter.
5. Connect the outgoing neutral to terminal 11 of the meter.
6. Connect the outgoing live phase 1 to terminal 3 of the meter.
7. Connect the outgoing live phase 2 to terminal 6 of the meter.
8. Connect the outgoing live phase 3 to terminal 9 of the meter.
9. Connect the communication wires for the UIU to terminals 12 and 13 by pushing back on the
orange clips; insert the communication wires into the terminal holes and release.
Figure 2: MCU terminal diagram
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