Yaskawa MEMOCON GL120 - Manual (Page 249)

4.4 Communications Modules
— 4-193 —
5) System Configuration Examples
a) Master Mode
The following illustration shows the system configuration when using the YENET
1600-D Module in Master Mode.
(1) Multidrop Connections
Internal power supply for I/O
External power
supply for I/O
YENET 1600-D Module
Terminating
resistance:
121
Y
Communications power supply tap
(with reverse current prevention for
connection of multiple power supplies)
Communications power supply
Terminating
resistance:
121
Y
Figure 4.57 System Configuration Example in Master Mode with Multidrop Connections
4