21
QS2 Series Low Voltage Servo Drive
Pin No. Code
Signal function
8
Z-
Encoder Z- signal input
9
V+
V+ signal input
1
0
V-
V- signal input
11
A-
Encoder A- signal input
12
B-
Encoder B- signal input
13
VCC
5V
14
W-
W- signal input
15
U-
U- signal input
(5) Communication interface COM1, COM2
Port base
Connector
COM1
COM2
Pin No.
Signal name
Pin No.
Signal name
1
GND
1
GND
2
RXD
2
RXD
3
TXD
3
TXD
4
RS485-
4
RS485-
5
RS485+
5
RS485+
6
VCC
6
VCC
7
Reserved
7
Reserved
8
For manufacturer’s special
purpose
8
For manufacturer’s special
purpose
Not: Conduction of COM1 and COM2 would meet the RS485 multi-point communication
under the multiple axial conditions.
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