Chapter 1 Start And Stop; Start - Mitsubishi Electric RD77MS2 User Manual

1
START AND STOP
This chapter describes start and stop methods of the positioning control for the Simple Motion module.
1.1

Start

The Simple Motion module operates the start trigger in each control, and starts the positioning control. The following table
shows the start signals for each control. This section describes the start using the positioning start signal [Y10 to Y1F] and the
external command signal.
Control details
Major positioning control
High-level positioning control
Home position return control
Manual control JOG operation
Inching operation
Manual pulse generator operation
In the control other than the manual control, the following start methods can be selected.
• Normal start (Page 148 Block start)
• Multiple axes simultaneous start (Page 23 Multiple axes simultaneous start)
The positioning data, block start data, and condition data are used for the position specified at the control. The data that can
be used varies by the start method.
Servo ON conditions
Setting of servo parameter

PLC READY signal [Y0] ON

All axis servo ON [Y1] ON
Starting conditions
To start the control, the following conditions must be satisfied.
The necessary start conditions must be incorporated in the program so that the control is not started when the conditions are
not satisfied.
• Operation state
n: Axis No. - 1
Monitor item
[Md.26] Axis operation status
Start trigger
• Turns ON the positioning start signal [Y10 to Y1F].
• Turns ON the external command signal (DI).
Turns ON the "[Cd.181] Forward run JOG start" or the "[Cd.182] Reverse run JOG start".
Operates the manual pulse generator.
Operation state
"0: Standby" or "1: Stopped"
Buffer memory address
2409+100n
1 START AND STOP
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19
1.1 Start