MODBUS485
Appendix B RU610
Port Signing:
Monitoring Item |
Position |
Open |
Short |
1 |
Pin1,Pin6 |
Battery Voltage Normal |
Battery Voltage Low |
2 |
Pin2,Pin7 |
UPS not on bypass |
Bypass working |
3 |
Pin3,Pin8 |
Inverter Normal |
Inverter Fail |
4 |
Pin4,Pin9 |
Utility Power Normal |
Utility Power Failed |
Indicator Description:
LED Indicator |
Status |
Description |
LED1 |
On |
Pin3,Pin8 Short,Inverter fail |
LED2 |
On |
Pin1,Pin6 Short,Battery Voltage Low |
LED3 |
Flashing |
Monitor Panel Indicator on |
LED4 |
On |
Pin4,Pin9 Short,Utility Power Abnormal |
LED5 |
On |
Pin2,Pin7 Short,Bypass Working |
LED6 |
Flashing |
Monitoring Panel Power Supply normal |

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