5 - 5
MELSEC-A
5 DATA USED FOR POSITIONING CONTROL
Main positioning control
Manual
control
Position control Other control
Control
Positioning parameter
Zero point return control
1-axis linear control
2-axis linear
interpolation control
1-axis fixed-dimension
feed control
2-axis fixed-dimension
feed control
2-axis circular
interpolation control
Speed control
Speed/position
changeover control
Current value change
JUMP command
Manual pulse generator
operation
JOG operation
Related auxiliary function
Pr.26
Acceleration time 1
– – –
Pr.27
Acceleration time 2
– – –
Pr.28
Acceleration time 3
– – –
Pr.29
Deceleration time 1
– – –
Pr.30
Deceleration time 2
– – –
Pr.31
Deceleration time 3
– – –
12.7.6*
Pr.32
JOG speed limit value
– – – – – – – – –
12.4.1*
Pr.33
JOG operation acceleration time
selection
– – – – – – – – –
–
Pr.34
JOG operation deceleration time
selection
– – – – – – – – –
–
Pr.35
Acceleration/deceleration process
selection
– – –
Pr.36
S-pattern proportion
– – –
Pr.37
Sudden stop deceleration time
– – –
12.7.6*
Pr.38
Stop group 1 sudden stop selection
– – –
–
Pr.39
Stop group 2 sudden stop selection
– – –
–
Pr.40
Stop group 3 sudden stop selection
– – –
–
Pr.41
Positioning complete signal output
time
– – –
–
Pr.42
Allowable circular interpolation error
width
– – –
– – – – – –
–
Pr.43
External start function selection
– –
12.5.1*
12.7.2*
Pr.44
Near pass mode selection for path
control
–
–
– – – – – –
12.3.3*
Detailed parameters 2
Pr.150
Setting for the restart allowable
range when servo OFF to ON
–
– – – –
12.4.5
: Always set
: Set as required ("–" when not set)
– : Setting not required (This is an irrelevant item, so the setting value will be ignored. If the value is the default value or within the
setting range, there is no problem.)
* : Section to be referred to
Checking the positioning parameters
Pr.1
to
Pr.44
,
Pr.150
are checked with the following timing.
(1) When the "PLC READY signal" output from the PLC CPU to the AD75
changes from OFF to ON
(2) When the test mode using the AD75 software package
REMARK
•
"Advanced positioning control" is carried out in combination with the "main
positioning control".
Refer to the "main positioning control" parameter settings for details on the
parameters required for "advanced positioning control".