Operator Panel; Introduction; Push Buttons; Leos - Westinghouse IQ DATA User Manual

Line metering system
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IQ DATA
Section 3

OPERATOR PANEL

3.0 Introduction-

This Section describes the operation of
the 10 Data. It is divided into the following 3 Sections:
Pushbuttons (Par. 3.1)
LEOs (Par. 3. 2)
Display Windows (Par. 3.3)
3.1 Membrane Pushbuttons-
2 membrane pushbuttons. (See Figure 3.1.) Both membrane
pushbuttons perform the following function:
STEP Display.
Push buttons are used to step through the
monitored items listed on the respective monitor menus
shown on the Operator Panel's face. Each time one of
these pushbuttons is pressed, the LED at the left of the
newly selected monitored item is illuminated. At the same
time the current operating value corresponding to that
VOLT AGE
UNI T

LEOS

The Operator Panel supports
@
WESTINGHOUSE
IQ DATA
RMS
O
Volts
KiloVolts
STEP
VOLT AGE STEP
CURRENT MENU LEOS
DISPLAY
PUSHBUTTON
Figure 3.1
item is shown in the Display Window.
For example, while the
pushbutton is pressed once. Immediately the LED next
ac
to V
lights, and a new value is shown in the Display
Window.
Table 3.A contains a description of each of the 9 items
that can be displayed.
3.2 LEOs -
The Operator Panel LEOs are divided into 2
types:

3.2.1 Menu LEOs.

At any given time, two of the LEOs
associated with a menu item are illuminated. (See Table 3.A
for a listing of these 9 items.) Each acts to identify which menu
item value is currently being shown in the Display Window.
CURRENT
RMS
0
O
Amps
KiloAmps
r-r
r-r
r-r
r/1
r-1 r-1 r-1 r-1
L.J L.J L.J L.J
CURRENT STEP
DISPLA Y
PUSHBUTTON
Operator Panel
10
TO 172838
VAa
LED is illuminated, the STEP
CURRENT
UNI T
LEOS
CURRENT
DISPLAY

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