OnLine Power Power Wave 1 User Manual
Page 28

6005-085 Rev B
27
DB9 Pin Assignments:
DB9 Pin #
Description of Functionality
Input or Output
1
UPS Failure
Output
2
Summary Alarm
Output
3
Ground
4
Remote Shutdown
Input
5
Common
6
Bypass Active
Output
7
Battery Low
Output
8
UPS On
Output
9
Utility Failure
Output
Functionalities of the DB9 Pins:
Status
Description of Functionality
Reason /Cause
PIN 1 & PIN 5 Closed
UPS failure
UPS Internal Fault
PIN 2 & PIN 5 Closed
Summary Alarm
1. UPS on Battery Mode
2. Battery Voltage Low
3. UPS Internal Fault
PIN 3
GND, For External Ground
PIN 4
Remote Shutdown
Remote Shutdown Command
PIN 5
Common
PIN 6 & PIN 5 Closed
Bypass Active
UPS on Bypass Mode
PIN 6 & PIN 5 Open
UPS On
UPS on Inverter Mode
PIN 7 & PIN 5 Closed
Battery Low
Battery Voltage Low
PIN 8 & PIN 5 Closed
UPS On
UPS on Inverter Mode
PIN 8 & PIN 5 Open
Bypass Active
UPS on Bypass Mode
PIN 9 & PIN 5 Closed
Utility Power Failure
Utility Power Failure