4.4 Wiring Servomotors
4.4.3 Wiring the SERVOPACK to the Encoder
4-21
4
W
iring and Connecting SER
VOP
ACKs
When Using an Incremental Encoder
*1.
The incremental encoder pin numbers for wiring the connector depend on the Servomotor that you use.
*2.
represents a shielded twisted-pair cable.
•
When Installing a Battery on the Encoder Cable
Use the Encoder Cable with a Battery Case that is specified by Yaskawa.
Refer to the catalog for details.
•
When Installing a Battery on the Host Controller
Insert a diode near the battery to prevent reverse current flow.
Important
Circuit Example
+
-
Battery
Required Component Specifications
•
Schottky Diode
Reverse Voltage: Vr
≥
40 V
Forward Voltage: Vf
≤
0.37 V
Reverse current: Ir
≤
5
μ
A
Junction temperature: Tj
≥
125
℃
•
Resistor
Resistance: 22
Ω
Tolerance:
±
5% max.
Rated power: 0.25 W min.
1
2
5
6
CN2
ENC
*2
*1
PS
/PS
PG5V
PG0V
U
V
W
M
Incremental encoder
(Shell)
Connector
shell
SERVOPACK
Shield