SERIAL COMMUNICATIONS
The UPStationGXT5000R-208 has a DB-9 serial port male connector on the rear of the unit. Contact closure signals are not provided on this connector. Serial signals are provided on this port and are assigned as follows:
PIN | DESCRIPTION |
| |
1,4,6,7,8,9 | Do not connect |
2UPS RxD (typical RS-232 levels)
3 UPS TxD (typical RS-232 levels)
5 Common
REAR PANEL MALE DB-9
This port is not directly compatible with the Liebert M3LS9P9S serial communication cable supplied with the UPS. A DB-9 adapter must be used to provide a standard Liebert UPS com- munication port.
A DB-9 adapter is included in the UPS accessory box. Attach the adapter to the UPS using the captive screws.
| DB-9 Adapter |
FEMALE | | | | | | | FEMALE |
| | | | | | | |
2 | | | | | | 2 |
| | | |
| | | | | | | |
3 | | | | | | 3 |
| | | |
| | | | | | | |
5 | | | | | | 5 |
| | | | |
| | | | | | | |
The DB-9 adapter will redirect the communication signals and provide a female DB-9 commu- nication port suitable for connection to the Liebert M3LS9P9S serial communication.
Serial Cable
Connect the DB-9 adapter to your computer serial port using the Liebert M3LS9P9S serial communication cable.
M3LS9P9S Cable - 9 Pin UPS to 9 Pin Serial Port for Serial Communications
| MALE | FEMALE | |
| 2 | | | 2 | |
| | | |
| 3 | | | 3 | |
| | | |
| 5 | | | 5 | |
| | | |
| | | | | |
Connects to DB-9 Signal Converter | | Connects to Computer Serial Port |
