LW/LQ型有功功率/無功功率變送器是一種將電網中的有功功率、無功功率參數，經隔離變送成線性的直流模擬信號的裝置。產品符合國家標準GB/T13850-1998。
LW/LQ Active power/reactive power transducer is a device which can isolate and transmit electric parameters,such as active power,reactive power,into linear  DC analog signal .It meet the requirements of National standard GB/T13850-1998.