166
10 USING A FULLY CLOSED LOOP SYSTEM
10.2 Functions and configuration
System architecture
For linear encoders
■
1-axis drive unit
*1 When using an absolute position linear encoder, an absolute position detection system can be supported. In that case, batteries are
unnecessary.
CNP3A
CN2AL
CN2A
Controller
Position command
control signal
Table
Servo motor encoder signal
Linear encoder head
Servo motor
Drive unit
Load-side encoder signal
(A/B/Z-phase pulse train interface
or serial interface)
Linear encoder compatible with A/B/Z-phase pulse train interface,
linear encoder compatible with two-wire or four-wire type serial
interface
*1
