22
, Please use the cable provided by Xinje company.
2, the types in the table cannot use RS232 (COM1) and RS485 (COM2) at the same time.
The communication parameters of COM1 and COM2 will be changed at the same time.
DS2-21P5
8-pin DB port
3-5-2.Serial Port 2(COM2)
Communication parameters of COM2 can be set via P0-04. It supports Modbus-RTU
communication.
Number
1: 600
2: 1200
3: 2400
4: 4800
5: 9600
6: 19200
7: 38400
8: 57600
9: 115200
Modbus station number can be set freely, depending on the following parameter.
Number
Name Unit Default Setting Range
Note: Parameters above will take effect after repower on.
COM2 of all the types:
Type COM2 Standard Remark
DS2-20P4
DS2-20P7
A(CN1-1)
B(CN1-2)
RS485 The communication port on CN1 cannot be used with
5-pin ladder port at the same time.
DS2-21P5
A(CN0-5)
B(CN0-6)
RS485
DS2-2□P□-B
A(CN1-14)
B(CN1-15)
RS485
The communication port on CN1 cannot be used with
5-pin ladder port at the same time.
3-6.Regenerative Resistor
When the servo motor operates in generator mode, power is returned to the servo driver
side. This is called regenerative power. The regenerative power is absorbed by charging
the smoothing capacitor, but when the capacitor’s charging limit is exceeded, the
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