
LCD
GRAPHIC
FACTORY
FUNCTION
DISPLAY
SETTING
DESCRIPTION
SETTING
6-14
32 (cont'd)
X4 - function selected by 3rd digit:
- - 0 -
ACC/DEC time selection (two steps)
- - 1 -
Selects 4 to 20 mA as an input for
frequency reference at terminal (C1) (will ignore
speed pot, V1 inputs and keypad)
- - 2 -
DC brake command (can be used to maintain
stopped motor rotor position - see diagram and
notes)
NOTES:
– Strength of the dc brake is set by
Function Code 18.
Operation command takes precedence
(RUN, FWD, REV) (While X4 to CM is
ON, if FWD to CM is ON: dc brake reset.
– As dc current continues to flow to the
motor during the X4 to CM - ON period,
be careful of motor temperature rise. (When
long periods of dc braking are required
measure the motor's temperature continuously).
– DC brake time (Function Code 19) is ignored.
CAUTION:
Motor may overheat if the dc brake is left ON for too long.
Output
Frequency
DC Brake
Frequency
DC Brake
FWD-CM
X4-CM
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Содержание Fuji Electric AF-300ES
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