Relay card – Powerware 700 3000 VA User Manual

Page 34

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Additional UPS Features

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Powerware

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9120 User's Guide

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05147426 A Uncontrolled Copy

Relay Card

This interface provides true relay contact output to peripheral devices.

Outputs are user-selectable as normally open or normally closed.

Table 3. Relay Card (AS/400) Pin Assignment

Pin Number Signal Name

Definition

Direction

1

UPS Fail

Relay contact; normally open, closes

when UPS fails.

Out

2

Summary Alarm

Relay contact; normally open, closes

when UPS fails, bypass is activated,

utility power failure, or low battery

status.

Out

3

Remote Shutdown (-)

Ground

Ċ

4

Remote Shutdown (+)

Activated by +5 to +12V for one second

In

5

Common

Relay common connection for pins 1, 2,

6, 7, 8, and 9.

Ċ

6

Bypass

Relay contact; normally open, closes

when the UPS is in Bypass mode.

Out

7

Low Batt

Low Battery relay contact; normally

open, closes when the battery is almost

discharged.

Out

8

Battery Mode

Remote Shutdown

Activated by +5 to +12V for one second. In

9

AC Fail

AC Fail relay contact; normally open,

closes when utility power fails.

Out

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