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11 MANUAL CONTROL
11.2.2 JOG operation execution procedure
Preparation
Refer to Chapter 5
and Section 11.2.3.
Refer to Section
11.2.4.
Refer to Chapter 6.
JOG operation
start
Monitoring of the
JOG operation
JOG operation
stop
The JOG operation is carried out by the following procedure.
STEP 1
Set the positioning parameters
Pr.1
STEP 2
Set a "0" in " Cd. 16 Inching movement
amount".
Set the
Cd. 17 JOG speed
"
(Control data setting)
Create a PLC program in which the "JOG start
signal" is turned ON by a JOG operation start command.
STEP 3
Write the PLC program to the PLC CPU.
STEP 4
Turn ON the JOG start signal of the axis to be started.
STEP 5
Monitor the JOG operation status.
STEP 6
Turn OFF the JOG operation start signal that is ON.
End of control
REMARK
•
Mechanical elements such as limit switches are considered as already installed.
•
Positioning parameter settings work in common for all control using the QD75MH.
to
Pr.39
)
.
"
11 - 7
MELSEC-Q
One of the following two methods can be used.
<Method 1>
Directly set (write) the parameters in the QD75MH using GX
Configurator-QP.
<Method 2>
Set (write) the parameters from the PLC CPU to the QD75MH
using the PLC program (TO command).
Using GX Developer, set the control data and create a
PLC program for executing the JOG operation.
(Set the control data in the QD75MH buffer memory using the
TO command.)
Write the PLC program created in STEP 1 and
STEP 2 to the PLC CPU using GX Developer.
Turn ON the JOG start signal.
Axis 1
Axis 2
Forward run JOG start signal
Y8
YA
Y9
YB
Reverse run JOG start signal
One of the following two methods can be used.
<Method 1>
Monitor using GX Configurator-QP.
<Method 2>
Monitor using GX Developer.
Stop the JOG operation when the JOG start signal is turned
OFF using the PLC program in STEP 2.
Axis 3
Axis 4
YC
YE
YD
YF
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