42/23-572 EN Rev. 5
Operator’s Manual ACF-NT, ACF-NT V0309
11
Chapter 2
Operation
Display/Control Unit
Figure 1
Display/Control Unit
Status LED’s
Numeric Keypad
Softkeys
Cancel Keys
Status LED’s
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 The measured value is no longer valid.
Cancel Keys
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.
Softkeys
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.
Summary of Contents for ACF-NT
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