Table of Contents
Advertisement
Keypad
Figure 2.3
Keypad
The DTAM Micro uses a sealed membrane, tactile feedback keypad. The
keys are color coded to easily identify key functions.
Key Color
Blue
Movement/Operator Response
Dark Grey
Display/Format Control
Light Grey
Numeric Entry
The following table defines the function of each keypad key.
Key
Returns to the main menu of an application. If an alarm screen is trig-
MENU
gered, the MENU key is not functional until the alarm is acknowledged.
Accesses special features and configuration operating parameters. DIP
MODE
switch SW-3 enables or disables the MODE key.
Steps back through a sequence of linked screens.
PREV
Steps forward through a sequence of linked screens.
NEXT
Clears an entire value during data entry.
CE
Toggles a data entry value between positive or negative.
+ \ –
Enters a decimal point.
D
Sends data to the controller. Data includes default values or data entered
at the keyboard. Also used to acknowledge alarm screens.
Enters numbers 0 to 9 during data entry or selects a numbered item
0
9
shown on the display.
Displays any application screen assigned to the key. These keys can also
F1
F8
set or clear bits at eight consecutive registers in the controller data table.
Chapter 2
DTAM Micro Overview
Function
Function
2–5
Advertisement
Table of Contents
