User manual

Start Communication with Unity Pro
33002479 06 07/2008 111
Link between data and communication
Network
Variables and
Groupes
The groups of Ethernet network variables are created in the Ethernet network
communication folders. An IP domain determines a group. In Unity Pro, one network
can support only one group.
In Data Editor, the list of all current groups is provided to select in which group each
Ethernet network variables is included. Nevertheless, the group field is also a free
entry editing box, in order to give a group name not yet defined in communication
folder. The build step checks this link.
The illustration shows corresponding fields in Communication configuration and the
Data Editor:
Structural view
Ethernet_PLC
300
Global data configuration
23
.
25
.
25
.
255
Health time out ms Group address
2 Group_1Distribution period sca Group name
IO Scanning Address SNMPMessaging
Ethernet_plant
Global data
Bandwidth
250
Global data configuration
23
.
25
.
25
.
255
Health time out ms Group address
5 Group_2Distribution period sca Group name
Ethernet
0
1
0
Data Editor
Ethernet
Data Editor
Name
Variables DDT Types Function DFB Types
Name
*
X_temperature
00
1
Filter
EDT DDT IODD
GD_MW893
Valve12
X_Counter
P_x1
Type
Int
Array[1...10
Valve
Int
Int
Address
%MW22
%MW893
%MW381
%MW100
%MW200
Valu
0
0
0
0
100
Global...
PUB
PUB
SUB
SUB
NO
Group
Group_1
Group_2
Group_1
Group_2
Enet
8
7
7
10
GD_MW500 Array[1... %MW500 0 SUB Group_1 1
Ethernet_PLC
Station
Networks
Configuration
Derived Data Types
Communication
Program
Animation Tables
Operator Screens
Documentation
Variables
Derived FB Types
Ethernet_plant