Panasonic FP-X0 L14R User Manual page 67

6.1.4 PC(PLC) Link
The FP-X0 supports the link system that connects the PC(PLC) link corresponding to the MEWNET-W0
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(max. 16 units) with the twisted pair cables.
In a PC(PLC) link, data is shared with all PLCs connected via MEWNET using dedicated internal relays
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called link relays (L) and data registers called link registers (LD).
6.1.5 Modbus RTU
Function overview
The Modbus RTU protocol enables the communication between the PLC and other devices compatible
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with Modbur RTU. (such as our KT temperature control unit and FP-e)
Communication is performed when the master unit sends instructions (command messages) to slave
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units and the slave unit returns responses (response messages) according to the instructions.
Master function
Slave function
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