Repotec RP-UPH104T, User Manual

Page: 35 / 41

8. Communication Port
7.1 RS232 Interface
The following is the pin assignment and description of DB-9 connector.
Pin # Description I/O
2 TXD Output
3 RXD Input
5 GND Input
7.2 AS400 Interface (Option)
Except for the communication protocol as mentioned above, this series
UPS has AS400 card (an optional accessory) for AS400 communication
protocol. Please contact your local distributor for details. The following
is the pin assignment and description of DB-9 connector in AS400 card.
Pin # Description I/O
1 UPS Fail Output
2 Summary Alarm Output
3 GND Input
4 Remote Shutdown Input
5 Common Input
6 Bypass Output
7 Battery Low Output
8 UPS ON Output
9 Line Loss Output
34