5 POSITIONING CONTROL
5.21 Home Position Return
409
5
Home position shift function
Normally, when the machine home position return is executed, a position of home position is set by using the proximity dog or
zero point signal. However, by using the home position shift function, the position to which only the specified travel value was
travelled from the position which detected the zero point signal can be regarded as home position.
Setting data
Set the following "home position return data" using MT Developer2 to use the home position shift function.
Refer to the following for home position return method by using the home position shift function. (
for home position return data)
Set the parameters for every axis.
■
Home position return data
Processing details
■
Home position shift operation
Operation for the home position shift function is shown below.
Items
Setting details
Setting value
Initial value
Home position shift amount
The shift amount at the home position shift is set.
-2147483648 to 2147483647
[
10
-1
m,
10
-5
inch,
10
-5
degree, pulse]
0
Speed set at the home position shift
The speed at the home position shift is set.
0: Home position return speed
1: Creep speed
0
Set the operation speed at
the home position shift with
speed set at the home
position shift.
Select one of "home
position return speed" or
"creep speed".
Home position
return direction
Home position
return speed
Zero point
Proximity dog
Home position
return start
Home position shift amount is positive value
Creep speed
Home position shift amount
(Positive value)
Home position
return direction
Home position
return speed
Home position shift amount is negative value
Zero point
Proximity dog
Home position
Creep speed
Home position return re-travel value
Creep speed
Home position
return speed
Home position
Home position
return start
Travel value after
proximity dog ON
Address decrease
direction
Address increase
direction
Address decrease
direction
Address increase
direction
Home position
return re-travel
value
Set the operation speed at
the home position shift with
speed set at the home
position shift.
Select one of "home
position return speed" or
"creep speed".
Home position shift amount
(Negative value)
Travel value after proximity dog ON
Содержание MELSEC iQ-R16MTCPU
Страница 1: ...MELSEC iQ R Motion Controller Programming Manual Positioning Control R16MTCPU R32MTCPU R64MTCPU ...
Страница 2: ......
Страница 477: ...APPENDICES Appendix 1 Processing Times of the Motion CPU 475 A MEMO ...
Страница 481: ......