Omron EJ1 - 07-2008, Operation Manual

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37
Allocation Method Overview Section 4-1
1. Simple I/O
Allocation
I/O can be allocated simply by setting the highest communications unit num-
ber of Temperature Controllers connected to the DeviceNet Communications
Unit using the rotary switch. Basic data only, such as Temperature Controller
set points (SPs) and process values (PVs), will be allocated consistently and
automatically in unit number/channel order according to the configuration of
connected Temperature Controllers.
DeviceNet Master
DeviceNet
Specify allocation destination
Allocation data
IN Area
OUT Area
Data is allocated in the
master using fixed or
user-set allocations.
Automatic allocation
from connection
configuration
Unit
0 Unit
1
Unit 1,ch1 PV
Unit 1,ch2 PV
:
Continues in
Unit/ch order.
Unit 1, ch1 SP
Unit 1, ch2 SP
:
Continues in
Unit/ch order.
Note: The above allocation data is automatically allocated
according to the connection configuration.
Select data for
allocation
---
DeviceNet
Communications
Unit