YASKAWA MP2300S - Mechatrolink Communication Specifications; Maximum Number of Slave Stations

2.2 Basic Module
2.2.5 Built-in SVB Module
2-37
Specifications and Functions
[ b ] MECHATROLINK Communication Specifications
* Up to 16 stations can be connected if a JEPMC-REP2000 MECHATROLINK-II Repeater is not used. Refer to
Chapter 8 MECHATROLINK-II Repeater of the Machine Controller MP900/MP2000 Series User’s Manual
MECHATROLINK System (manual number: SIEZ-887-5.1) for details.
[ c ] Maximum Number of Slave Stations
The maximum numbers of slave stations that can be connected to the SVB-01 Module are listed below.
 MECHATROLINK Communication Setting and Maximum No. of Slave Stations
 Refer to 3.4.2 MECHATROLINK Transmission Definition of Machine Controller MP2000 Series Built-in SVB/SVB-01
Motion Module User’s Manual (manual number: SIEP C880700 33) for information on the settings for MECHA-
TROLINK transmission.
Item MECHATROLINK-I MECHATROLINK-II
Topology
Bus Bus
Transmission Media
Twisted-pair cable Twisted-pair cable
Transmission Distance
50 m max.
(can be extended to 100 m by connecting
repeaters)
50 m max.
(can be extended to 100 m by connecting
repeaters)
Minimum Distance
between Stations
0.3 m 0.5 m
Baud Rate
4 Mbps 10 Mbps
Communication Cycle
2 ms 0.5 ms, 1 ms, 1.5 ms, or 2 ms
Number of Connectable
Stations
Up to 14 stations
Up to 21 stations
*
(SERVOPACK for up to 16
axes)
Communication Control
Method
Cyclic Cyclic
Media Access Control
Method
1:N 2:N
Communication Mode
Control communication Control communication
Error Control
CRC check CRC check
MECHATROLINK Communication Setting
Maximum Number of
Slave Stations
Communication Method Baud Rate
Communication
Cycle
MECHATROLINK-I
4 Mbps 2 ms
14
MECHATROLINK-II
(17-byte Mode)
10 Mbps
0.5 ms
6
1 ms
15
MECHATROLINK-II
(32-byte Mode)
10 Mbps
0.5 ms
4
1 ms
9
1.5 ms
15
2 ms
21 (SERVOPACK for up to
16 axes)