OnLine Power Power Wave 1 User Manual

Page 28

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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

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