Single-channel all-digital AC servo drives QS7 Series
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Chapter IX Communication between
servo driver and PC
9.1 Connection of communication line
The PC terminal uses standard DB9, as following diagram:
Look from the front
1
5
6
9
Note: The diagram show the welding connecting side
As there is special definition of servo driver, so it’s better to use our special communication line
(USB-TO-COM). If use RS-232 interface, the driver’s definition as below:
Note. Different terminals of driver should use different wiring method.
Note. Different terminals of driver should use different wiring method.
9.2 Preparation work before Communication
1.
Check the driver version no.: operation mode: Driver power on, check P0, Version no must
2024 or above;
2. Sure the communication signal, communication baud rate in driver can correspond
to PC
software;
2
3
5
RX
TX
GND
485-
485+
485-
4
5
6
CN3
PC
GND
RX
TX
1
2
3
485+
Saved
7
8
RS485 Signal
RS485 Signal
