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How to connect the ShuntMon to the WatchMon supervisor
ShuntMon works with either WatchMon4 and WatchMon1 and typically comes in your starter kit with a cable labelled “yellow”, connect the cables as per photos below:
Follow the picture below as the wiring diagram:
- Maximum Battery Voltage = 650v DC
- Current = 500A
Shuntmon can be connected to either WatchMon1 or Watchmon4 using the same wiring sequence:Shuntmon can be connected to either WatchMon1 or Watchmon4 using the same wiring sequence.
Connection to Shuntmon
Communication 4 pin port:
| Pin | Colour | Function |
| 1 | Red | Isolated 5vdc supply |
| 2 | Green | Isolated TX to WatchMon |
| 3 | Yellow | Isolated RX from WatchMon |
| 4 | Black | Isolated Ground |
| Pin | Colour | Function |
| 1 | spare | |
| 2 | Red | Battery Positive |
| Pin | Function |
| LEFT | Battery load - to inverter/charger |
| RIGHT | Battery Neg - from cells |
Connection on Watchmon
Terminal strip connections are as follows:
| Pin | Colour | Function |
| 12 | Red | 5vdc supply |
| 13 | Green | RX from Shunt |
| 14 | Yellow | TX to Shunt |
| 15 | Black | Ground |