
B-63943EN-1/02 11.SPINDLE SPEED FUNCTION
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All-spindle operation ready signal SRSRDY <F0034#7>
[Classification] Output signal
[Function] This signal posts that all spindles used are ready for operation.
[Output condition] The signal is set to 1 when:
All spindles used become ready for operation.
The signal is set to 0 when:
A spindle used is not ready for operation.
Spindle warning detail signals
SPWRN1 to SPWRN9 <Fn264.0 to Fn265.0>
[Classification] Output signal
[Function] Before an alarm is issued, the occurrence of a warning condition is
posted via the warning interface, which is independent of the
conventional alarm interface.
Nine signals are output to indicate a decimal code. The relationship
between the spindle warning number and signals is expressed as
follows:
[Output condition] A warning number is output according to the spindle amplifier status
as follows:
Warning
No.
Description of
warning
Spindle operation
56 SPM internal
cooling fan stopped
When the stopped state of the internal cooling fan is
detected, the warning number is posted from the
spindle amplifier to the CNC. The spindle continues
operating.
About one minute later, an alarm number is posted,
and the spindle is placed in the free running state.
88 SPM radiator
cooling fan stopped
When the stopped state of the external cooling fan is
detected, the warning number is posted from the
spindle amplifier to the CNC. The spindle continues
operating.
If the main circuit overheats because the external
cooling fan is stopped, an alarm is posted, and the
spindle is placed in the free running state.
58 Overload on
converter main
circuit
59 Converter internal
cooling fan stopped
113 Converter radiator
cooling fan stopped
A warning number is output according to the signal
received from the PSM
In the warning state, the spindle continues operating.
The spindle warning detail signals are set to 0 when all alarm factors
are eliminated.
When a warning is issued in more than one spindle within the same
path, the spindle warning detail signals indicate the warning No. of the
spindle having the smallest spindle number.
{}
9
SPWRN2SPWRN2 No. warningSpindle
8
8
1i
i
1-i
×+×
∑
=
=