Wiring The Servopack To The Encoder - YASKAWA SGD7S-1R9D Product Manual

• 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
Important
Insert a diode near the battery to prevent reverse current flow.
Circuit Example
When Using an Incremental Encoder
Incremental encoder
*2
*1
ENC
(Shell)
Shield
*1.
The incremental encoder pin numbers for wiring the connector depend on the Servomotor that you use.
*2.
represents a shielded twisted-pair cable.
Required Component Specifications
• Schottky Diode
Reverse Voltage: Vr ≥ 40 V
Forward Voltage: Vf ≤ 0.37 V
+
Reverse current: Ir ≤ 5 μA
Battery
-
Junction temperature: Tj ≥ 125℃
SERVOPACK
CN2
PS 5
/PS
6
PG5V 1
PG0V 2
Connector
shell

4.4.3 Wiring the SERVOPACK to the Encoder

• Resistor
Resistance: 22
Tolerance: ±5% max.
Rated power: 0.25 W min.
U
V M
W
4.4 Wiring Servomotors
Ω
4-21
4