Chapter 8 Network Function (Sscnet Iii/H) [B]; Functions And Configuration; Communication Specifications; System Configuration - Mitsubishi Electric MELSERVO-J5 User Manual

8
NETWORK FUNCTION (SSCNET III/H) [B]
This chapter describes communications with servo amplifiers using SSCNET III/H communication. For items not described in
this chapter, refer to each controller manual.
8.1

Functions and configuration

• When high-accuracy synchronization is required, configure a system using the same series of servo
amplifiers.

Communication specifications

Item
SSCNET III/H communication baud rate
Maximum distance between stations
SSCNET III/H communication cycle

System configuration

Compatible controller
• Mistakenly connecting a non-compatible controller when connecting to a network for the first time after
shipment from the factory may generate [AL. 03E Operation mode error]. Recover the factory setting with
"MR Mode Change", use a correct controller, and configure the correct settings before connection.
Controller
Name
MELSEC-Q Motion CPU
Simple motion
MELSEC iQ-R Motion CPU
Simple motion
*1 For how to check the firmware version, refer to each controller manual.
8 NETWORK FUNCTION (SSCNET III/H) [B]
496
8.1 Functions and configuration
Description
150 Mbps
Max. 100 m
0.222 ms, 0.444 ms, 0.888 ms
Model Firmware version
Q17_DSCPU Available for products with software version
00Y or later.
QD77MS_ Available for products with serial numbers
whose first five digits are 23092 or higher.
R_MTCPU Available for products with software version
24 or later.
RD77MS_ Available for products with software version
13 or later.
Remark


The communication cycle depends on the
controller specifications and the number of the
connected axes.
Servo amplifier (MR-J5_-_B_)
*1
Firmware version
C4 or later
C4 or later
C4 or later
C4 or later