Lenze 4800 Manual page 229

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Configuration
Code Code Name Name
C257* Speed trimming
C260* Upper motor
potentiometer
limit
C261* Lower motor
potentiometer
limit
C262* Motor pot.
acceleration
time
C263* Motor pot.
deceleration
time
C264*¤ Motor
potentiometer
deactivation
function
C265*¤ Initialisation
function
Sample & Hold
C266* Motor pot.:
Operation via
keypad
C267*¤ Sample and
Hold function
C270* Analog/
digital
conversion 1
C271* Analog/ digital
conversion 2
C272* Digital/
analog
conversion 1
7-138
48XX/49XXSHB0399
Possible settings
Lenze Selection
0 rpm -5000 rpm {1}
100% -100.0 % {0.1 %}
0 % -100.0 % {0.1%}
10 s 1 s {1 s}
10 s 1 s {1 s}
0 -0- No function, motor potentiometer is not
changed.
-1- Down to 0%, motor potentiometer output
runs with the corresponding acceleration or
deceleration time to 0%.
-2- Down to lowest limit, motor potentiometer
output runs with the corresponding
acceleration or deceleration time to the value
under C261.
-3- Jump to 0%, motor potentiometer output
immediately changes to 0%.
-4- Jump to the lowest level, motor
potentiometer immediately changes to the
value indicated under C261.
-5- Up to the highest level, motor potentiometer
output runs with the corresponding
acceleration or deceleration to the value
indicated under C260.
0 -0- Acceptance of the saved value S&H output
accepts the value which was set before
switching the mains.
-1- Lower limit, S&H output accepts the value of
C261.
100.0 % {0.1 %}
0 -0- S&H for motor potentiometer output
-1- S&H for FAI signal
-16384 {1}
-16384 {1}
-16384 {1}
Info
+5000 rpm Fixed speed offset with digital frequency
configurations (C005 = -5X-, -6X- and
-72-). If an analog signal source
(C145/C146) is assigned, the parameter
will be displayed only.
+100.0 % C260 must be higher than C261!
+100.0 % C261 must be smaller than C260!
5000 s C262 is activated if the motor
potentiometer terminal is set to "UP"
Reference: Change of 0...–100%
5000 s C263 is activated if the motor
potentiometer terminal is set to "DOWN"
Reference: Change of 0...–100%
Function which is executed when
deactivating the motor potentiometer
(terminal DEACTIVE is set).
Function which is executed when
switching on the mains.
+100.0 % Under C266, the motor potentiometer can
also be operated with
Display: Output value of the motor
potentiometer in % and exact value of
control program.
16384 Display: Value assigned and digitized via
C145 / C146
Output only via interfaces
16384 Display: Value assigned and digitized via
C145 / C146
Output only via interfaces
16384 Input: Value for the conversion into an
analog signal is to be entered via the
monitor outputs X4/62, X4/63 or digital
frequency output X8.
Input only via interfaces.
and .