Rated load:100—12000Nm Input signal:4-20 mA DC Power supply:220V,380V Or according to customer’s demands Operating environment: Temperature:-10—+55℃ or -25—+70℃ Humidity:85%,excluding corrosion medium in ambient air Features: cut-off signal function, travel controlling mechanism, over-torque protecting function, automatic switch function, stronger anti-interference function, various kinds of control mode