Eaton DX 10000LXL User Manual page 20

Pin
number
3
2
5
DB-9 pin assignment:
Optional AS400 interface
This optional AS400 card provides dry contact closure signal
"OPEN" or "CLOSE". Following are the pin assignment and the
descriptions of AS400 card:
PIN1: UPS failure (normally open, active close)
PIN2: summary alarm
PIN3: ground
PIN4: Remote shutdown
PIN5: Common
PIN6: Bypass active (relay close)
PIN7: Battery low
PIN8: UPS On (relay close)
PIN9: Utility Power failure (normally open, active close)
Function
description
Rx
Tx
Ground
AS400 Interface
I/O
input
output
GND
18
RS232 Interface