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FANUC Series 0i-MODEL F Plus. CONNECTION MANUAL (FUNCTION) - page 222

10. SPINDLE SPEED FUNCTION

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NOTE

1 Even if this signal is once set to “1”, this signal is set to “0” when

the speed difference exceeds the value set in parameter No.4810
for a cause such as cutting load variation.

2 For the correspondence between the signal of each spindle and

actual signal address, see the description of "Signal address".

Spindle phase error monitor signal SYCAL<Fn044.4>

[Classification] Output signal

[Function] This signal posts that in the spindle synchronous control mode for the first/second

spindles, the error pulse difference between the two spindles is greater than a
parameter-set value.

[Output cond.] This signal is set to “1” in the following case:

In the spindle synchronous control mode, the error pulse difference between two
spindles is greater than the value set in parameter No.4811 after spindle synchronous
control is completed.

This signal is set to “0” in the following cases:
-

The spindle synchronous control mode is not set.

In the spindle synchronous control mode, the error pulse difference between two
spindles is equal to or less than the value set in parameter No.4811.

This signal is valid only when bit 4 (SSS) of parameter No.3704 is set to 0.
When bit 5 (SCB) of parameter No.4800 is set to 1, an address of n = 0 is valid.

Spindle phase error monitor signal for each spindle

SYCAL1 to SYCAL4<Fn043.0 to Fn043.3>

[Classification] Output signal

[Function] These signals post that in the spindle synchronous control mode with each spindle set as a

slave spindle, the error pulse difference between two spindles is greater than a
parameter-set value.

[Output cond.] This signal is set to “1” in the following case:

In the spindle synchronous control mode, the error pulse difference between two
spindles is greater than the value set in parameter No.4811 after spindle synchronous
control is completed.

This signal is set to “0” in the following cases:
-

The spindle synchronous control mode is not set.

In the spindle synchronous control mode, the error pulse difference between two
spindles is equal to or less than the value set in parameter No.4811.

These signals are valid only when bit 4 (SSS) of parameter No.3704 is set to 1 and bit 5
(SCB) of parameter No.4800 is set to 0.

NOTE

For the correspondence between the signal of each spindle and
actual signal address, see the description of "Signal address".

Spindle synchronous speed ratio control signal SBRT<Gn038.1>

[Classification] Input signal

[Function] This signal specifies switching to speed ratio control in spindle synchronous control.

[Operation] When this signal is set to “1”, speed ratio control is set.

When this signal is set to “0”, speed ratio control is canceled.

This signal is common to all slave spindles that belong to the same path.

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10. SPINDLE SPEED FUNCTION

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When bit 5 (SCB) of parameter No.4800 is set to 1, an address of n = 0 is valid.

Spindle synchronous speed ratio control clamp signal RSMAX<Fn065.2>

[Classification] Output signal

[Function] This signal posts the rotation state of a slave spindle under speed ratio control in spindle

synchronous control.

[Output cond.] This signal is set to “1” in the following case:

The speed of a slave spindle is clamped to the value set in the parameter No.7636
under speed ratio control in spindle synchronous control.

This signal is set to “0” in the following cases:
-

The speed of any slave spindle is not clamped to the value set in the parameter No.
7636 under speed ratio control in spindle synchronous control.

The spindle synchronization control mode is not set.

This signal is common to all slave spindles that belong to the same path.
When bit 5 (SCB) of parameter No.4800 is set to 1, an address of n = 0 is valid.

Signal address

Gn038

SPPHS

SPSYC

SBRT

Gn288

SPSYC4

SPSYC3

SPSYC2

SPSYC1

Gn289

SPPHS4

SPPHS3

SPPHS2

SPPHS1

Fn044

SYCAL

FSPPH

FSPSY

Fn065

RSMAX

Fn288

FSPSY4

FSPSY3

FSPSY2

FSPSY1

Fn289

FSPPH4

FSPPH3

FSPPH2

FSPPH1

Fn043

SYCAL4

SYCAL3

SYCAL2

SYCAL1

Signal allocation of spindle-type signals

The signal allocation of spindle-type varies according to the path number to which each spindle belongs
and intra-path spindle number.

Here, the address allocation of the spindle synchronous control signal for each spindle SPSYCs, which is
a spindle-type signal, is described below.

•

When the one path system is used :

When four spindles of path 1 are used

Logic spindle number

Path number + intra-path spindle number

Signal symbol

Signal address

First spindle (S1)

First spindle of path 1 (S11)

SPSYC1

G0288.0

Second spindle (S2)

Second spindle of path 1 (S12)

SPSYC2

G0288.1

Third spindle (S3)

Third spindle of path 1 (S13)

SPSYC3

G0288.2

Fourth spindle (S4)

Fourth spindle of path 1 (S14)

SPSYC4

G0288.3

10. SPINDLE SPEED FUNCTION

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•

When the multi path system is used :

When six spindles consisting of three spindles of path 1 and three spindles of path 2 are used

Logic spindle number

Path number + intra-path spindle number

Signal symbol

Signal address

First spindle (S1)

First spindle of path 1 (S11)

SPSYC1

G0288.0

Second spindle (S2)

Second spindle of path 1 (S12)

SPSYC2

G0288.1

Third spindle (S3)

Third spindle of path 1 (S13)

SPSYC3

G0288.2

Fourth spindle (S4)

First spindle of path 2 (S21)

SPSYC1

G1288.0

Fifth spindle (S5)

Second spindle of path 2 (S22)

SPSYC2

G1288.1

Sixth spindle (S6)

Third spindle of path 2 (S23)

SPSYC3

G1288.2

Parameter

3799

SVPs

[Input type] Parameter input

[Data type] Bit spindle

#3 SVPs

As synchronization errors displayed on the spindle tuning screen:

Monitor values are displayed.

Peak-hold values are displayed.

Spindle synchronization errors are displayed on the side of the spindle that functions as a
slave axis in spindle synchronization control.

3704

SSS

[Input type] Parameter input

[Data type] Bit path

NOTE

When this parameter is set, the power must be turned off before
operation is continued.

#4 SSS

Synchronous spindle control by each spindle is:

Not performed.

Performed.

The master axis and slave axis of synchronous spindle control can be selected from the
arbitrary spindles.
The target spindle of synchronous spindle control is specified in parameter No.4831.
In addition, the following signals affect the control.

•

Synchronous spindle signals of each spindle SPSYCs

•

Signals of synchronous control of the spindle phase for each spindle SPPHSs

3716

A/Ss

[Input type] Parameter input

[Data type] Bit spindle

NOTE

When this parameter is set, the power must be turned off before
operation is continued.

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#0 A/Ss

Spindle motor type is :

Analog spindle.

Serial spindle.

3717

Spindle amplifier number to each spindle

NOTE

When this parameter is set, the power must be turned off before
operation is continued.

[Input type] Parameter input

[Data type] Byte spindle

[Valid data range] 0 to Maximum number of controlled axes

Set a spindle amplifier number to be assigned to each spindle.
0:

No spindle amplifier is connected.

Spindle motor connected to amplifier number 1 is used.

Spindle motor connected to amplifier number 2 is used.

to
n:

Spindle motor connected to amplifier number n is used.

4032

Acceleration / deceleration time constant for spindle synchronous control

[Input type] Parameter input

[Data type] Word spindle

[Data unit] 1min

-1

/sec

[Valid data range] 0 to 32767

This parameter sets an acceleration value for linear acceleration/deceleration when the
synchronous speed command for spindle synchronous control is changed.

NOTE

1 Set exactly the same data for a master axis spindle and a slave

axis. When different data is set, synchronization between the two
spindles is not guaranteed.

2 When this parameter is set to 0, acceleration/deceleration of a

spindle is not applied. Set an appropriate value.

4033

Detection level for spindle synchronous speed

[Input type] Parameter input

[Data type] Word spindle

[Data unit] 1min

-1

/sec

[Valid data range] 0 to 32767

For the synchronous speed command at spindle synchronous control, if the error of the
respective spindle motor speeds are within the setting level, the spindle synchronous
control complete signal (FSPSY) becomes “1”.

4034

The shift amount in spindle phase synchronization control

[Input type] Parameter input

[Data type] Word spindle

[Data unit] 1 pulse unit (360°/4096)

[Valid data range] 0 to 4095

10. SPINDLE SPEED FUNCTION

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Sets the shift amount from the reference point at spindle phase synchronous control
(one-rotation signal).

4800

SCB

SYM

[Input type] Parameter input

[Data type] Bit

NOTE

When this parameter is set, the power must be turned off before
operation is continued.

#4 SYM

In spindle synchronous control, spindle maximum speed uses:

the one of a master axis.

low one either a master axis or a slave axis.

NOTE

This parameter is valid only for T type gear selection method.

#5 SCB

The combination of a master spindle and slave spindle for spindle synchronization control

depends on:
0:

Setting of bit 4 (SSS) of parameter No.3704.
When bit 4 (SSS) of parameter No.3704 is set to 0
The first spindle and second spindle of each path can be selected as the master
spindle and slave spindle, respectively, for spindle synchronization.
When bit 4 (SSS) of parameter No.3704 is set to 1
A combination of arbitrary spindles of each path can be selected for spindle
synchronization.
Set a master spindle for each slave spindle in parameter No.4831. Set a spindle
number of each path.
By setting a spindle number common to the system in parameter No.4832, an
arbitrary spindle that belongs to a different path can be selected as a master spindle
for spindle synchronization. Set a spindle number common to the system. Set
parameter No.4831 to 0. Spindle synchronization based on arbitrary spindles must
be enabled for the path to which a slave spindle belongs and for the path to which a
master spindle belongs.

Conventional 16TT system compatible specifications.
The first spindle of path 1 and the first spindle of path 2 can be selected as the
master spindle and slave spindle, respectively, for spindle synchronization.
As control signals, the signal interface of the 16TT system compatible specifications
can be used.

4801

SNDs

[Input type] Parameter input

[Data type] Bit spindle

NOTE

When this parameter is set, the power must be turned off before
operation is continued.

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10. SPINDLE SPEED FUNCTION

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#0 SNDs

During spindle synchronization control, the rotation direction of each spindle motor is:

Same as the specified sign.

Opposite to the specified sign.

4809

NSY

[Input type] Parameter input

[Data type] Bit

NOTE

When this parameter is set, the power must be turned off before
operation is continued.

#0 NSY

When the spindle speed changes during spindle synchronization control, resolution

improvement is:

0: Disabled. (Speed change in units of about 3.7 [min

-1

])

1: Enabled. (Speed change in units of about 0.03 [min

-1

] at minimum but not higher

than maximum spindle speed/4095 [min

-1

])

This parameter is valid when spindle synchronization control or spindle-spindle polygon
turning is used.
Using high-precision spindle speed control and spindle synchronization control
simultaneously requires setting the parameter to 1.

NOTE

Using this function requires the serial spindle software that
supports it.

4810

Error pulse between two spindles when synchronizing phases in the spindle synchronization control

mode

[Input type] Parameter input

[Data type] Word spindle

[Unit of data] Detection unit

[Valid data range] 0 to 255

Set an allowable error pulse value between two spindles at phase synchronization time in
the spindle synchronization control mode.
This parameter is used to check the completion of phase synchronization performed in the
spindle synchronization control mode and to check the phase difference during spindle
synchronization control.
When the error pulse value between two spindles become equal to or less than the value
set in this parameter, the spindle phase synchronization control completion signals
FSPPH<F044.3> and FSPPH1 to 4<F289.0 to 3> are set to “1”.

4811

Allowable error count for the error pulses between two spindles in the spindle synchronization control

mode

[Input type] Parameter input

[Data type] Word spindle

[Unit of data] Detection unit

[Valid data range] 0 to 32767

Set the allowable error count for the error pulses between two spindles in the spindle
synchronization control mode.

10. SPINDLE SPEED FUNCTION

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This parameter is used to check a spindle synchronization error phase difference.
When a spindle synchronization error equal to or greater than the value set in this
parameter is detected, the phase error monitor signals SYCAL<Fn044.4> and SYCAL1 to
4<Fn043.0 to Fn043.3> are set to “1”.

4831

Master axis of each slave spindle under spindle synchronous control

NOTE

When this parameter is set, the power must be turned off before
operation is continued.

[Input type] Parameter input

[Data type] Byte spindle

[Valid data range] 0 to Maximum number of controlled spindle axes (within a path)

When a spindle is set as a slave spindle in spindle synchronization control on each
spindle, set which spindle (master spindle) the slave spindle is to be synchronized with.
[Examples of parameter setting]
-

When spindle synchronization control is exercised with the first spindle selected as a
master spindle and the second spindle selected as a slave spindle:

No. 4831(1)=0

No. 4831(2)=1

No. 4831(3)=0

No. 4831(4)=0

When spindle synchronization control is exercised with four spindles under the
following combinations:

(Two combinations, namely, first spindle (master spindle)/second spindle (slave
spindle), and third spindle (master spindle)/fourth spindle (slave spindle))

No. 4831(1)=0

No. 4831(2)=1

No. 4831(3)=0

No. 4831(4)=3

When spindle synchronization control is exercised with one master spindle and
multiple slave spindles:

(First spindle (master spindle)/second spindle (slave spindle)/third spindle (slave
spindle)/fourth spindle (slave spindle))

No. 4831(1)=0

No. 4831(2)=1

No. 4831(3)=1

No. 4831(4)=1

NOTE

1 This parameter is valid only if bit 4 (SSS) of parameter No.3704 is

set to 1.

2 The setting of a slave spindle as a master spindle is invalid.

This parameter must be set to 0 for a spindle to be set as a master
spindle.

3 In this parameter, set a spindle number within the same path.

When a spindle not belonging to the local path is to be selected as
a master spindle for spindle synchronization, set a spindle number
common to the system in parameter No.4832. In such a case, set 0
in this parameter.

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4832

Master spindle of each slave spindle under spindle synchronization control (spindle number common

to the system)

NOTE

When this parameter is set, the power must be turned off before
operation is continued.

[Input type] Parameter input

[Data type] Byte spindle

[Valid data range] 0 to Maximum number of controlled spindle axes (common to the system)

When a spindle is set as a slave spindle in spindle synchronization control on each
spindle, set which spindle (master spindle) the slave spindle is to be synchronized with.

NOTE

1 This parameter is valid if bit 4 (SSS) of parameter No.3704 is set to

Bit 4 (SSS) of parameter No.3704 must be set to 1 (to enable
spindle synchronization based on arbitrary spindles) for the path to
which a slave spindle belongs and for the path to which a master
spindle belongs.

2 The setting of a slave spindle as a master spindle is invalid.

This parameter must be set to 0 for a spindle to be set as a master
spindle.

3 In this parameter, set a spindle number common to the system.
4 When this parameter is used, parameter No.4831 is set to 0.

7603

SBR

[Input type] Parameter input

[Data type] Bit path

#2 SBR

For spindle synchronization control, speed ratio control is:

Not used.

Used.

7635

Ratio of slave spindle speed in spindle synchronization control

[Input type] Parameter input

[Data type] Byte spindle

[Valid data range] 0 to 9

This parameter sets the ratio of master spindle speed: slave spindle speed (1:n) in spindle
synchronization control.

NOTE

This parameter is valid only when bit 2 (SBR) of parameter No.
7603 is set to 1.

7636

Maximum allowable slave spindle speed in spindle synchronization control

[Input type] Parameter input

[Data type] Word spindle

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