Cocoon PowerTALK 101, User Manual

Page: 46 / 55

PowerTALK 101
45
Practical multi node example
This example assumes two different types of protocols, not allowed to be on the same physical
serial network. It shows each PC COM port to go to a different subnet of address or ID type serial
devices, i.e. devices each with an individual address on the subnet.
The equivalent logical network is also shown below:
COM1, 2
COM1
COM2
Ethernet
A
All PowerTALK
101s set to:
9600 8E2 or
as required by
application
PC Connections:
COM1 to Serial1 (Ch. 1)
COM2 to Serial2 (Ch. 2) Ethernet
Backbone
B
Settings A,B,C:
Ch. 1 to Serial1 (used by device type ABC)
Ch. 2 to Serial2 (used by device type XYZ)
Settings D:
Ch. 1 to Serial 1&2 (used by device type ABC)
C
D
RS-485 sub
network
Practical multi node connection
Circles indicate different locations