EZ EZ-220, Hardware Manual

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EZ-TEXT-M-E 13
INTRODUCTION
Text Panel Hardware Manual
Messages
PLC Messages can be programmed to display PLC register values and allow
the operator to change a PLC register value. Up to 3 data variables can be
programmed to display in each message. The messages are entered using
EZSeries Set Point Display Set Point Display Panel Programming Software.
Up to 256
PLC Messages may be confi gured and stored in the EZSeries Set
Point Display Set Point Display Panel. PLC Messages are numbered 1 to 256.
The message control type may be static text, dynamic, or interactive. The PLC
logic program controls which messages are displayed. The
PLC Message LED
illuminates when a PLC generated message is being displayed.
Local Messages are also displayed in the LCD Display Window. Local Messages
provide pertinent information or instructions to the operator and are displayed
in a menu hierarchy. They can also be programmed to display values from a
PLC register that the operator may change using the EZSeries Set Point Display
Set Point Display Panel control buttons. You may create
Folders to group
messages pertaining to the same topic. Local Messages and Folders can be
grouped in up to 3 levels using the EZSeries Set Point Display Set Point Display
Panel Programming Software. The fi rst character in a Folder message display
is a “+” or “–” indicating folder status (closed or open). The next 19 characters
of the display are for the Folder text (Messages do not have a + or -, so all 20
characters can be used for text.) Local Messages allow the operator to select
and initiate user-defi ned interaction. See Chapter 3,
Learning the Features , for
more information.
TXD LED
This LED will toggle “on” and “off” to signal activity
on the transmission line.
RXD LED
This LED will toggle “on” and “off” to signal activity
on the receive line.
Rear Panel Indicators