Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 527

■Setting example when using the rotary encoder for the load-side encoder of roll feeder
Conditions
Servo motor resolution: 4194304 pulses/rev
Pulley diameter on the servo motor side: 30 mm
Pulley diameter on the rotary encoder side: 20 mm
Rotary encoder resolution: 4194304 pulses/rev
Drive part
Servo motor
Pulley diameter
d1 = 30 mm
Rotary encoder
(HG-KR or HG-MR servo motor)
4194304 pulses/rev
When the pulley diameters or reduction ratios differ, consider that in calculation.
[Pr. PE04] × [Pr. PE34]
=
[Pr. PE05] × [Pr. PE35]
Pulley diameter
d2 = 20 mm
4194304 × 30 1 3
= ×
4194304 × 20 1 2
16 FULLY CLOSED LOOP SYSTEM
16.3 Operation and functions
16
525