Mitsubishi Electric MELSEC-Q-MR-JE-C, Справочное руководство

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38
3 FB LIBRARY
3.2 Details of the FB Library
MC_MoveVelocity (Velocity Control)
Name
MC_MoveVelocity_JEC
Overview
Labels
■
I/O label
■
Input labels (Load:
П
: Always,

: Only at start)
■
Output labels
Item Description
Function overview Controls the velocity of the specified axis to the commanded velocity.
Symbol
[Structured Ladder]
Symbol
[Structured Text]
MC_MoveVelocity_JEC (Axis, Execute, Velocity, Acceleration, Deceleration, Direction, InVelocity, Busy, Active,
CommandAborted, Error, ErrorID)
No. Variable name Name Data type Setting range Description
(1) Axis Axis information AXIS_REF_JEC
 
Page 59 AXIS_REF_JEC (Axis information)
No. Variable name Name Data type Import Setting
range Description
(2) Execute Execution command Bit

ON, OFF ON: The FB is executed.
(3) Velocity Commanded
velocity
Double-precision
real number


Velocity
command on
"Page 21 Unit"
The velocity command value is set.
It can be specified with a sign.
(4) Acceleration Acceleration time Double word
[signed]

0 to 50000
(ms)
The time taken for the servo motor to reach the rated
speed is set.
(5) Deceleration Deceleration time Double word
[signed]

0 to 50000
(ms)
The time taken for the servo motor to stop from the
rated speed is set.
(6) Direction Rotation direction Word [signed]

1, 2 The rotation direction is specified.
MC_DIRECTION defined values can be used. Select
one of the following two values.
• mcPositiveDirection positive direction (1)
• mcNegativeDirection negative direction (2)
No. Variable name Name Data type Default value Description
(7) InVelocity Commanded
velocity reached
Bit OFF It indicates that the velocity has reached the
specified value.
(8) Busy Executing Bit OFF It indicates that the FB is in execution.
(9) Active Controlling Bit OFF It indicates that the FB is controlling the axis.
(10) CommandAborted Abortion of
execution
Bit OFF It indicates that another FB has aborted the
execution of the FB.
(11) Error Error Bit OFF When ON, it indicates that an error has occurred in
the FB.
(12) ErrorID Error code Word [unsigned] 0 The error code generated in the FB is returned.
DUT: Axis Axis :DUT
B: Execute InVelocity :B
L: Velocity Busy :B
D: Acceleration Active :B
D: Deceleration CommandAborted :B
W: Direction Error :B
ErrorID :UW
MC_MoveVelocity_JEC
(1) (1)
(7)
(8)
(9)
(10)
(11)
(12)
(2)
(3)
(4)
(5)
(6)