23
4.
Operation and Operating mode
Pin number
Function description
I/O
3 Rxd
Input
2 Txd
Output
5 GND
Ground
2) User enables to monitor and manage the UPS through installed the
AS400 card (optional).
PIN1: UPS failure (normally open, active close)
PIN2: Summary alarm
PIN3: Ground
PIN4: Remote shutdown
PIN5: Common
PIN6: Bypass active (relay close)
PIN7: Low battery
PIN8: UPS on (relay close)
PIN9: Utility Power failure (normally open, active close)
AS400 Interface