Estun pronet series - MODBUS Communication Related Parameters

ProNet Series AC Servo User's Manual
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drives directly when multiple ProNet series servo drives are connected.
Example:
When a RS-485 network is composed of a PLC and three servo drives (A, B, and C), the cable wiring is shown as follows:
PLC→CN3 of A, CN4 of A→CN3 of B, CN4 of B→CN3 of C, CN4 of C→120Ω terminating resistance.
6.2 MODBUS Communication Related Parameters
Parameter No. Description
Setting
Validation
Control Mode Meaning
Pn700 Hex After restart ALL
Pn700.0 MODBUS baud rate
[0] 4800bps
[1] 9600bps
[2] 19200bps
Pn700.1 Communication protocol
selection
[0] 7，N，2（MODBUS,ASCII）
[1] 7，E，1（MODBUS,ASCII）
[2] 7，O，1（MODBUS,ASCII）
[3] 8，N，2（MODBUS,ASCII）
[4] 8，E，1（MODBUS,ASCII）
[5] 8，O，1（MODBUS,ASCII）
[6] 8，N，2（MODBUS,RTU）
[7] 8，E，1（MODBUS,RTU）
[8] 8，O，1（MODBUS,RTU）
Pn700.2 Communication protocol
selection
[0] SCI communication with no
protocol
[1] MODBUS SCI communication
Pn700.3 Reserved
Pn701 Axis address After restart ALL
Axis address of MODBUS protocol
communication