12 USING A FULLY CLOSED LOOP SYSTEM
12.2 Functions and configuration
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12
For rotary encoders
■Servo amplifier without CN2L
*1 Use two-wire type encoder cables. Four-wire type encoder cables cannot be used.
*2 When using an HK-KT servo motor, an absolute position detection system can be supported without using batteries.
■Servo amplifier with CN2L
*1 When using an HK-KT servo motor, an absolute position detection system can be supported without using batteries.
*1
*2
Servo motor
Two-wire type rotary encoder
Driving part
Load-side encoder signal
Servo motor encoder signal
Controller
Position command
control signal
Servo amplifier
*1
A/B/Z-phase differential output encoder,
two-wire type or four-wire type rotary encoder, or synchronous encoder
Load-side encoder signal
Servo motor encoder signal
Servo motor
Driving part
Controller
Position command
control signal
Servo amplifier
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