Creating Start Programs For Jog Operation - Mitsubishi Electric RD77MS2 User Manual

Creating start programs for JOG operation

A program must be created to execute a JOG operation. Consider the "required control data setting", "start conditions" and
"start time chart" when creating the program.
The following shows an example when a JOG operation is started for axis 1. ("[Cd.17] JOG speed" is set to "100.00 mm/min"
in the example shown.)
Required control data setting
The control data shown below must be set to execute a JOG operation. The setting is carried out with the program.
n: Axis No. - 1
Setting item
[Cd.16] Inching movement
amount
[Cd.17] JOG speed
Refer to the followings for the setting details.
Page 504 Control Data
Start conditions
The following conditions must be fulfilled when starting. The required conditions must also be assembled in the program, and
the program must be configured so the operation will not start if the conditions are not fulfilled.
Signal name
Interface signal
External signal
*1 The interlock must be provided so that the buffer memory is accessed after Synchronization flag [X1] turns on. When no interlock is
provided, an unexpected value may be read or written.
5 MANUAL CONTROL
170
5.2 JOG Operation
Setting Setting details
value
0 Set "0".
10000 Set a value equal to or below the "[Pr.31] JOG speed limit value".
Signal state
PLC READY signal ON
READY signal ON
All axis servo ON ON
*1
Synchronization flag ON
Axis stop signal OFF
Start complete signal OFF
BUSY signal OFF
Error detection signal OFF
M code ON signal OFF
Forced stop input signal ON
Stop signal OFF
Upper limit (FLS) ON
Lower limit (RLS) ON
CPU module preparation completed
RD77MS preparation completed
All axis servo ON
The RD77MS buffer memory can be accessed.
Axis stop signal is OFF
Start complete signal is OFF
RD77MS is not operating
There is no error
M code ON signal is OFF
There is no forced stop input
Stop signal is OFF
Within limit range
Within limit range
Buffer memory address
4317+100n
4318+100n
4319+100n
Device
Y0
X0
Y1
X1
[Cd.180] Axis stop
[Md.31] Status: b14
X10 to X1F
[Md.31] Status: b13
[Md.31] Status: b12
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