C-44
FX Series PLC User's Manual - Data Communication Edition
Parallel Link
8 Practical Program Examples
8.1 Practical Example 1 (Regular Parallel Link Mode)
8. Practical Program Examples
This chapter shows practical programs examples.
8.1 Practical Example 1 (Regular Parallel Link Mode)
When many link devices are required, use the regular parallel link mode.
8.1.1 System configuration example
The example below shows a system configuration in which two FX2N PLCs are linked.
- Link range: 100-bit devices and 10-word devices (regular parallel link mode)
- Error judgement time: 500 ms
8.1.2 Setting contents
The program examples shown later adopt the following communication parameters:
Device Description
M8070 Parallel link master station setting
M8071 Parallel link slave station setting
D8070 Communication error judgement time
FX
2N
-485-BD FX
2N
-485-BD
FX
2N
PLC FX
2N
PLC
Master station Slave station
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