Wcc3.exe screen descriptions, Binary global screen alarm-by-class mode, Binary global alarm-by-class mode screen – WattMaster WM-WCC3-TGD-01B User Manual

Page 285

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WCC III Technical Guide

3-171

WCC3.EXE SCREEN DESCRIPTIONS

Mode: 5 Alarm-by-Class

Specifi es the mode used to generate the ON or OFF value of the
binary global. Because this is a choice fi eld, the following list of
available choices will be displayed at the bottom of the screen:

<Combinatorial, Compare, External, Alarm,

Alarm-by-Class, One Shot, Clock, Delay, PWM,

Lead-Lag>

Make your selection by pressing the

<space bar>

once for each

choice until the desired mode has been selected, and then press

<Enter>

. Whenever you change modes, you must fi rst clear the

existing screen by using the

<Ctrl> <Home>

feature.

Alarm Classes 1 to 8

The WCC III system has the capability of distinguishing between 8
different alarm levels or alarm types. Alarm type #1 has the highest
priority and will be reported before alarm type #2, etc. The WCC
III system has the capability to e-mail-out the fi rst 5 alarm types or
Alarm Levels.

When the Alarm-by-Class mode is selected, the ON/OFF value of
the global binary is generated if any point within the system that is
assigned to this alarm type goes into alarm.

BINARY GLOBAL SCREEN

ALARM-BY-CLASS MODE

BINARY

Global

#:

1

Name

is

GB1

Description: Alarm

On Message #: 10 Alarm

Mode: 5 Alarm-by-Class

Off Message #: 11 Normal

Value is ON when alarm class 0 is active and not acknowledged

In Local Set this global defaults to LAST VALUE

-----------------------ALARM-------------------------

Set Condition: None

Type: 1

Message 5 Global Alarm

HOME for menu

Binary Global Screen’s WCC III Logical Address is GBXXX, where GB = Global Binary and XXX = Global Binary Address

For example, assume that all of the room temperatures in a building
are assigned a level 3 alarm priority, and global binary #10 (GB10)
is set to go ON when alarm class 3 is active and not acknowledged.
GB10 will be ON when any room temperature is in alarm and has
not yet been acknowledged.

Value is ____ when alarm class X is active and not

acknowledged X=1 to 8

Specifi es the state (or value) that the binary global will take if
specifi ed conditions are true. Because the fi rst fi eld is a choice
fi eld, the list of available choices will be displayed at the bottom
of the screen:

<OFF, ON>

Make your selection by pressing the

<space bar>

once for each

choice until the desired mode has been selected, and then press

<Enter>

.

The phrase “Value is (On or Off)...” simply states what value the
binary global will have if and only if the rest of the phrase is a true
statement.

This second part of the sentence reads as “when alarm class (X) is
active and not acknowledged.” The “X” stands for the alarm class
number. There are eight different alarm classes or types, numbered
from 1-8. Alarm type #1 has the highest priority and will be reported
before alarm type #2, etc. The WCC III system has the capability to
e-mail out the fi rst 5 alarm types or alarm levels.

Binary Global Alarm-By-Class Mode Screen

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