Initial
Installation
EN 4161.758.101m – 2018-09
27
4.5.2
Control logic
1)
Alternatively, the first switching test can be performed without oscillating, but this requires a de-energized main spindle motor or
minor output-end masses.
Y
Reduce main spindle motor speed
from operating speed to zero. Leave
controller enable signal on
converter.
Apply desired oscillating speed to
converter and speed controller
without delay.
1)
Shift unit
energized
(pin 2 and 3)
Gear ratio change
must be completed within
2 seconds. (Acknowledgement from
limit switch S1, S2 or S3 from the
shift unit)
Shut off desired oscillating speed.
After 200 ms to max. 500 ms
shift unit OFF.
Gear ratio change
complete.
Number of attempted shifts > 5,
each from the starting position
(polarity reversal)
Gear ratio change not successful:
Switch off main spindle motor.
Check system.
N
N
Y
Main spindle motor start