... starter1.SJR5000 High-torque Intelligent Soft starter, Power starter, motor soft start, Motor starter, Soft control..2. CE, ISO9001, SGS, ... ..--- In the period of acceleration and deceleration can linear control the supplying motors torque(a significant fluctuations of ... Analog output, 0-20mA / 4-20mA to switch..--- Motor preheat function..--- Built-in protection box PIC directly protect..--- ...