Eaton 5PX Advanced User's Manual page 24

Characteristics of the contact RS232 communication port
Contact characteristics
(optocoupler)
• Voltage: 48 V DC max
• Current: 25 mA max
• Power: 1.2 W
Installation of the communication cards
614-40099-00
Pin Signal Direction
1 Bat low Output
2 TxD Output
3 RxD Input
4 I/P SIG Input
5 GNDS -
6 PNP Input
7 UPS OK Output
8 BAT mode Output
9 +5V Output
1. Connect the RS232 (15) or USB (16) communication
cable to the serial or USB port on the computer
equipment.
2. Connect the other end of the communication cable
(15) or (16) to the USB (5) or RS232 (6)
communication port on the UPS.
The UPS can now communicate with Eaton power
management software.
Function
Low Battery Output
Transmit to external device
Receive from external device
-
Signal Common tied to chassis
Plug and Play
UPS OK
-
Power supply for external
signal or options
It is not necessary to shutdown the UPS before
installing a communication card.
1. Remove the slot cover (9) secured by screws.
2. Insert the communication card in the slot.
3. Secure the card cover with the 2 screws.
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