Operator's Terminal - Honeywell Excel 50 User Manual

The Excel 50 controller incorporates an operator's terminal featuring a keyboard and
a display.
Keyboard The keyboard has eight basic function keys and four fast-access keys. These twelve
keys perform the following functions:
Basic function keys Function
CANCEL – Escapes to the previous screen, cancels incorrect entries (unless you
have already confirmed the entry using the ENTER key), or confirms alarm
messages.
UP ARROW– Moves the cursor to the previous line.
DOWN ARROW– Moves the cursor to the next line.
RIGHT ARROW– Moves the cursor to the next field of the current line.
LEFT ARROW– Moves the cursor to the previous field of the current line.
PLUS – Increases a numerical value by 1 each time the key is pressed or switches a
digital status to the opposite status condition.
MINUS – Decreases a numerical value by 1 each time the key is pressed or
switches a digital status to the opposite status condition.
ENTER – Confirms any changes made or moves to the next screen.
Fast-access keys Function
Plant – Displays data about the plant's current status.
Time program – Initially displays the password entry screen to provide access to
change time program settings:
Data points / parameters – Initially displays the password entry screen to provide
access to information on:
System clock (current date, time, daylight savings dates),
Daily time programs,
Weekly time programs,
Annual time programs.
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EXCEL 50 - USER GUIDE

OPERATOR'S TERMINAL

LCD DISPLAY
C
BASIC FUNCTION KEYS
EN2B-0137GE51 R0216
FAST ACCESS
KEYS