Operation; Display/Control Unit - ABB ACF-NT Operator's Manual

Chapter 2

Display/Control Unit

Figure 1
Display/Control Unit
Status LED's
Cancel Keys
Softkeys
42/23-572 EN Rev. 5

Operation

Green LED: The power supply is on.
Yellow LED: The "Maintenance Request" status signal is on. The measured value
is valid.
Red LED: The "Error" status signal is on. The measured value is no longer valid.
Allows the operator to cancel a function or menu item and to return to the
previous menu level.
Allows the operator to cancel a function or menu item and to return to the
measured value display in measurement mode.
Only entries confirmed with ENTER are stored; unconfirmed items are not
accepted.
Allows the operator to scroll to the next display "page". This key only allows
forward scrolling.
Appears in measurement mode if an "Error" or "Maintenance request" condition
arises. This key allows the operator to call up the status message log and view the
status messages. The operator can also call up a detailed display for any message
in the log.
Operator's Manual ACF-NT, ACF-NT V0309
Softkeys Cancel Keys
Status LED's
Numeric Keypad
11