... Soft control..2. CE, ISO9001, SGS, CCC certificates, etc..3. Features :--- The unique closed-loop torque control of Shanyu (Shanyu patent), was ... adjust the slope and the starting torque.--- Advanced integrated protection functions: Overcurrent, overload, less on the load, lack of phase ... I / O terminals: 4 logic inputs, 2 logic outputs, 3 relay outputs..--- Analog output, 0-20mA / 4-20mA to switch ...