Yaskawa Sigma-5 User Manual: Design and Maintenance - Rotary Motors - Analog Voltage and Pulse Train Reference - Manual (Page 149)

5.4 Position Control
5-35
5
Ope
rat
ion
The built-in power supply of the SERVOPACK can be used. With an external power supply, a photocoupler
isolation circuit will be used. A non-isolated circuit will be used if the built-in power supply is used.
∗ represents twisted-pair wires.
• Use a shielded cable for I/O signals and ground both ends of the shield.
• Connect the shield of the cable on the SERVOPACK side to the connector shell so
that the shield will be connected to the frame ground (FG) through the connector.
1
+12 V
∗
FG
CN1
7
8
14
15
12
11
13
/PULS
SIGN
/SIGN
CLR
/CLR
PULS
PL1
PL2
18 PL3
4.7 k
Ω
4.7 k Ω
4.7 k Ω
4.7 k
Ω
4.7 k
Ω
150 Ω
1 k Ω
FG
3
Tr
Tr
Tr
SERVOPACK
Photocoupler
Host controller
1.5 V or
less at ON
Analog