Maple Systems OIT Family - Manual (Page 31)

CHAPTER 3
Stored Screens
Each OIT Family Operator Interface Terminal is capable of storing up to 500
user-defined screens (250 on the OIT5400). There are five different types of stored
screens; each providing a unique function.
Screen Type Screen Function
Message Screens
Convey information to the OIT operator and
allow the OIT operator to change data in the PLC.
Recipe Screens
Allow the OIT operator to setup and start a
batch process.
Alarm Screens
Notify the OIT operator of alarm conditions
using a message and an audible alert.
Menu Screens
Allow the OIT operator to branch off to other
message, recipe, or menu screens.
Help Screens
Convey information to the OIT operator
specific to the screen being displayed when
the OIT operator presses the HELP key.
To enhance communication, several screen features are available for use with stored
screens. The following table lists the available features by screen type.
Message Recipe Alarm Menu Help
Blinking Characters X X X X X
Special Characters X X X X X
Screen Chain X X
Help Screen X X X
Output to Printer
(OIT3250, OIT4450, OIT5400)
X X
Horizontal Scrolling X X X X
Beep on Display X X 9 Alerts X
Startup Screen X X X
Timed Display X X X
PLC Register Monitors X X X X
This chapter explains how to configure the five types of stored screens and how to implement
the available screen features using OITware-200. For more information on embedding PLC
Register Monitors in stored screens, refer to CHAPTER 4: PLC Register Monitors.
Once you start creating screens, you can use the Screen Utilization dialog box to see at a
glance which screens have been configured. From the Tools menu, choose Screen
Utilization. The Screen Utilization dialog box appears. When finished, choose the Go To
Screen or Done button.
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