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SECTION 4
Remote I/O Communications
This section describes the IN Area and OUT Area that a EJ1 DeviceNet Communications Unit can use for remote I/O
communications. The methods to allocate data for master communications are also described.
4-1
Allocation Method Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
36
4-1-1
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
36
4-1-2
Allocation Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
39
4-2
Simple I/O Allocation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
40
4-2-1
Setting Allocation Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
40
4-2-2
Simple I/O Allocation Area Configuration. . . . . . . . . . . . . . . . . . . .
41
4-2-3
Allocating Data in the Master. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
44
4-3
Allocating I/O from the Configurator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
45
4-3-1
Setting Allocation Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
45
4-3-2
Creating Allocation Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
45
4-3-3
Parameters for Which Allocation Is Possible . . . . . . . . . . . . . . . . . .
54
4-3-4
Input Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
59
4-3-5
Output Data Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
65
4-4
Expansion Remote I/O . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
68
4-4-1
What Is Expansion Remote I/O? . . . . . . . . . . . . . . . . . . . . . . . . . . .
68
4-4-2
Procedure for Reading Parameters . . . . . . . . . . . . . . . . . . . . . . . . . .
69
4-4-3
Procedure for Writing Parameters . . . . . . . . . . . . . . . . . . . . . . . . . .
71
4-5
Allocating Data in the Master . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
73
4-5-1
Fixed Allocations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
73
4-5-2
User-set Allocations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
73
4-6
Ladder Programming Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
78
4-6-1
RUN/STOP Programming Examples . . . . . . . . . . . . . . . . . . . . . . . .
78
4-6-2
Change SP Programming Example . . . . . . . . . . . . . . . . . . . . . . . . .
79
4-6-3
Change MV Upper Limit/Lower Limit Programming Example . . .
80
Содержание EJ1 - 07-2008
Страница 1: ...DeviceNet Communications Unit for EJ1 Temperature Controllers Cat No H155 E1 02 OPERATION MANUAL...
Страница 2: ...DeviceNet Communications Unit for EJ1 Temperature Controllers Operation Manual Revised July 2008...
Страница 3: ...iv...
Страница 19: ...xx...
Страница 33: ...14 Initial Temperature Controller Settings Section 1 4...
Страница 53: ...34 Wiring the Temperature Controllers Section 3 4...
Страница 101: ...82 Ladder Programming Examples Section 4 6...
Страница 143: ...124 Sending Explicit Messages Section 6 5...
Страница 155: ...136 Message Communications Characteristics Section 7 2...
Страница 163: ...144 Maintenance Section 8 2...
Страница 189: ...170 Allocation Numbers for Configurators Manufactured by Other Companies Appendix B...
Страница 197: ...178 Index...