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APPENDIX
Local Control vs. Remote Control
The ACS140 can be controlled from two remote control locations or from the
control panel. Figure 23 below shows the ACS140 control locations.
The selection between local control (LOC) and remote control (REM) can be
done by pushing the MENU and ENTER buttons simultaneously.
1
EXT
Start/Stop/Direction,
External Reference 1 (Hz)
Figure 23 Control locations.
Local Control
The control commands are given explicitly from the control panel when the
ACS140 is in local control. This is indicated by LOC on the control panel
display.
LOC
OUTPUT
Parameter 1101
can be either
REF
reference is frequency and it is given to the ACS140 in Hz. If
selected, the reference is given in per cent.
If PID Control macro is used, reference
controller as percentage. Otherwise, reference
frequency so that 100 % corresponds to
Hz
is used to select keypad reference, which
KEYPAD REF SEL
1 (Hz) or
2 (%). If
REF
ac.maher.co.ir
Start/Stop/Direction,
Keypad Reference 1 (
or Keypad Reference 2 (
LOC
mAVs
REM
kHz
%
o
Crpm
OUTPUTPAR
SET
MENU FWDREV
MENU
LOC
LOC REM
REM
ENTER
Start/Stop/Direction,
External Reference 2 (%)
1 (Hz) is selected, the type of
REF
2 is fed directly to the PID
REF
2 (%) is converted to
REF
MAXIMUM FREQ
1, Hz)
REF
2, %)
REF
2
EXT
2 (%) is
REF
(parameter 2008).
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