1.2.4 Block diagram of the servo driver Power supply Single-phase / three-phase 220 V External braking resistor Servo driver IGBT module Cooling fan Built-in braking resistor Servo motor Electrolytic capacitor Recovery processing Rectification circuit circuit L3 is idle in case of single phase Control power Protection IGBT drive Encoder circuit Position control Speed control Current control Current signal processing Position pulse A, B, Z outputs Encoder signal processing Digital input port From protection Digital output circuit Operation panel USB communication 10 Technical Manual for EA190 Series Servo Driver V100 Caution☞ 1.
EA190-0R9/1R6/2R5, without built-in braking resistor, terminal D and short-circuiting piece.