PowerCom King UPS

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connector or cable wiring

9 pin D-SUB male connector layout 9 pin D-SUB male connector to the UPS

9 pin D-SUB female connector diagram 9 pin D-SUB female connector to the computer

| UPS Signal Name | DB-9 Male (UPS end) | DB-9 Female (PC end) | PC Signal Name | |————-|———–|————-|—————–| | RxD | 1 | 2 | | | AC Fail | 2 | 9 | Contact closure | | n/a | 3 | 1 | not used | | GND | 4 | 5 | Common ground | | Bat Low | 5 | 6 | Contact closure | | TxD | 6 | 3 | | | GND | 7 | 8 | | | RTS | 8 | 7 | | | DTR | 9 | 4 | |

Notes

  • AC Fail and Bat Low - normally open (shorted to GND when active).

References

Category:Miscellaneous Cables

 

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