3 FB LIBRARY
3.2 Details of the FB Library
47
3
Function overview
Item
Description
Applicable hardware and
software
Applicable CPU
QnUDVCPU
Applicable engineering tool
GX Works2
Language
Structured Text
Number of basic steps
157 steps
Function description
This FB reads the current velocity of the specified axis.
This FB is executed when Enable turns ON, and the velocity of the specified axis is read.
Read data is always updated while Valid is ON.
When an error has occurred in the FB, this FB turns ON Error and stores an error code in ErrorID.
For details of error codes, refer to
Restrictions and precautions
FB operation type
Pulsed execution (multiple scan execution type)
Timing chart
[Normal completion]
[Error completion]
Enable
Velocity
Valid
Error
ErrorID
Current velocity
0
Enable
Velocity
Valid
Error
ErrorID
0
Error code
Содержание MELSEC-Q-MR-JE-C
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