QT-type part of the rotary valve actuators 江苏兰 valve General Equipment Co., Ltd. is the latest development of replacement products. Suitable control butterfly valves, ball valves, plug valves, and so do 90 ° rotation of the valve. This product replaces the QB with the specifications of products, small size, light weight, high efficiency, high reliability, high protection performance, low noise characteristics. Field operations Valve Co., Ltd., also can be remote controlled. It can be widely used in petroleum, chemical, power plants, water treatment, paper and other industries. Jiangsu Lan valve General Equipment Co., Ltd. is committed to "leading technology, high-quality, customer first, the undersigned about compliance" business philosophy. Electric valve actuators Accessories PT-3D-J-type control module is AC380V three-phase AC power supply valve as a legend, accept DC4 ~ 20mA signal from a PLC, DCS systems or other operator, the control actuators main technical characteristics ? Input voltage Range: AC340V ~ 420V. · Three-phase three-wire, three-phase four-wire system are applicable. · Automatic correction of three-phase power supply phase sequence and the correct implementation of the valve opening and closing control, users can easily access the actuator electric three-phase power. Input / output signals are optically isolated through (can withstand 2000V surge voltage). · Position feedback signal 4 ~ 20mA load resistance: 50Ω ~ 700Ω, accuracy: 0.5%; three potentiometer adjustment technique greatly simplifies the adjustment process. Valve Valve Model _ _ 江苏兰 valve provided by 江苏兰 valve General Equipment Co.江苏兰 valve General Equipment Co., Ltd. (www.lanfa.cn) strong, credible, in Changzhou, Jiangsu regulating valve industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Jiangsu Lan valve and you hand into the brilliant, for a better future!