Setting The Block Start Data; Relation Between Various Controls And Block Start Data - Mitsubishi QD75P1N User Manual

10 HIGH-LEVEL POSITIONING CONTROL

10.3 Setting the block start data

10.3.1 Relation between various controls and block start data

High-level positioning
Block start data
setting items
0 : End
Da.11 Shape
1 : Continue
Da.12 Start data No.
Da.13 Special start instruction
Da.14 Parameter
: One of the two setting items must be set.
: Set when required
: Setting not possible
– : Setting not required (Setting value will be ignored. Use the initial value or a value within the setting range.)
The "NEXT start" instruction is used in combination with "repeated start (FOR loop)" and "repeated start (FOR
condition)". Control using only the "NEXT start" will not be carried out.
The " block start data" must be set to carry out "high-level positioning control". The
setting requirements and details of each " block start data" item to be set differ
Da.13
according to the "
The following shows the " block start data" setting items corresponding to various
control systems. The operation details of each control type are explained starting in
Section 10.3.2. Also refer to Section 10.4 "Setting the condition data for details on
"condition data" with which control execution is judged.
(The " block start data" settings in this chapter are assumed to be carried out using GX
Configurator-QP.)
Block start
control
Condition
(Normal
start
start)
0
–
REMARK
It is recommended that the "block start data" be set whenever possible with GX
Configurator-QP. Execution by sequence program uses many sequence programs
and devices. The execution becomes complicated, and the scan times will increase.
Special start instruction" setting.
Simulta-
Wait start
neous start
1 to 600
1 2
Condition data No.
10 - 7
Repeated
Repeated
start
start
(FOR
(FOR loop)
condition)
3 4
No. of Condition
repetitions data No.
MELSEC-Q
NEXT start
5 6
–