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6. Communication
This series is equipped with an intelligent slot for Web power (optional
accessory) or other optional card to achieve remote management of the UPS.
Please contact your local distributor for further information. Provide computer
RS232 serial communication interface, to monitor the input power supply and
UPS information, and control the state of UPS.
6.1 RS232 communication
The standard RS232 port is applicable to communicate with computer.
Description and pin assignment of RS232
Baud rate: 2400bps
Data bit: 8 bit
Ending bit: 1bit
Parity bit: None
DB-9 pin assignment:
RS232 Interface
Pin number
Function description
I/O
3
Rxd
Input
2
Txd
Output
5
GND
Ground
6.2 AS400 card communication
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)
