servo amplifier with analog output: 1) power: 2.7kw to 5.5kw 2) voltage: AC220V 3) current: 22A 4) CE, ISO ... Servo alarm 3, Mechanical brake release 4, Position/Speed arrival 5, Zero-speed detection 6, Torque limit 7,Phase-Z outputEncoder ... ,differential outputCommunication method1, RS232 2, RS485 Display and operation1, 5-bit LED display 2, 4 buttonsBrake methodInternal/External braking resistor ...