
B-63323EN-1/03 9.SPINDLE FUNCTION
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Number Message Contents
SP0235 ORIENTATION COMMAND
OVERFLOW
The orientation speed is too fast.
SP0236 DUPLICATE SPINDLE CONTROL
MODE (CHANGING)
An attempt was made to change the spindle mode during
spindle mode switching.
SP0237 DUPLICATE SPINDLE CONTROL
MODE (SPOS)
An attempt was made to change the spindle mode during the
spindle positioning mode.
SP0240 DISCONNECT POSITION CODER The analog spindle position coder is broken.
SP0241 D/A CONVERTER ERROR The D/A converter for controlling analog spindles is
erroneous.
SP0975 ANALOG SPINDLE CONTROL
ERROR
An position coder error was detected on the analog spindle.
Caution
CAUTION
1. During the operations required for spindle
positioning (operations for canceling spindle rotation
mode and entering spindle positioning mode,
operations for positioning the spindle in spindle
positioning mode, and operations for canceling the
spindle positioning mode then entering spindle
rotation mode), automatic operation stop signal *SP
is ignored. Even when the *SP signal is set to 0,
automatic operation is not halted until all the
sequence is completed.
2. Dry run and machine lock are disabled during
spindle positioning.
3. For M codes for the spindle positioning function,
auxiliary function lock is disabled.
4. The spindle positioning axis is handled as one of the
controlled axes. Therefore, signals related to
controlled axes (such as the overtravel signal) must
be set.
5. When using an analog spindle, set the drift
compensation parameters (parameter Nos. 5962 to
5976) accurately. If the drift compensation value is
not appropriate, the following phenomena may
occur during spindle orientation and spindle
positioning:
- The spindle is stopped in the in-position wait state.
- The spindle position is shifted (the spindle does
not reach a specified position or passes a
specified position).
6. For the spindle positioning axis, CMR = 1 and DMR
= 4 are always set.