Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 566

12. APPLICATION OF FUNCTIONS
(6) How to use Modbus-RTU communication
When using cam data for the maximum number of registrations or more, save the cam data in the
controller with the following method. By writing the stored cam data from the controller, the user can use
the cam data for the maximum number of registrations or more.
However, note the following restrictions.
The cam data written from the controller cannot be read with MR Configurator2.
Write the cam data and the cam control data in the servo-off state and when CAMC (Cam control
command) is off.
Controller
The cam No., cam axis one cycle length, and cam stroke amount of the cam control data can be written
to the servo amplifier from the controller. Set them using Cam number setting (2D80h), Cam axis one
cycle length setting (2D84h), and Cam stroke length setting (2D85h). Refer to section 12.1.7 (1) for the
cam control data.
3) Save (read) the cam data in
the controller.
Modbus-RTU communication
4) Write the saved cam data to
the servo amplifier (Writing to
RAM).
12 - 25
www.kavrammuhendislik.com.tr
1) Create cam data with
MR Configurator2.
Servo amplifier
USB communication
MR Configurator2
2) Write the created cam data to
the servo amplifier.