User Manual

Page 24
9PX 1-3 KVA EU_EN
4. Communication
4.1 Communication ports
Connection of RS232 or USB communication port
The RS232 and USB communication ports can operate simultaneously.
9
10
17
18
1. Connect the RS232
17
or USB
18
communication cable to the
serial or USB port on the com-
puter equipment.
2. Connect the other end of the
communication cable
17
or
18
to the USB
10
or RS232
9
communication port on
the UPS.
The UPS can now communicate
with EATON power management
software.
Installation of the communication cards (optional, standard on the Netpack versions)
2
It is not necessary to shutdown
the UPS before installing
a communication card.
1. Remove the slot cover
2
secured by screws.
2. Insert the communication
card in the slot.
3. Secure the card cover with
the 2 screws.
Characteristics of the contact RS232 communication port
1
6789
300 Ohm
R
2345
Pin Signal Direction Function
1 Bat Low Output Low Battery Output
2 TxD Output Transmit to external device
3 RxD Input Receive from external device
4 I/P SIG Input -
5 GNDS - Signal Common tied to
chassis
6 PNP Input Plug and Play
7 UPS OK Output UPS OK
8 BAT Mode Output -
9 +5V Output Power supply for external
signal or options
Contact characteristics (optocoupler)
• Voltage: 48 V DC max
• Current: 25 mA max