RS Components 欧时 7975459 功率计

"Primera-Line Wattage and current meter PM 231 E helps to save costs and energy. This power meter is for mounting into power plugs.Measuring of voltage, frequency, current, efficiency, factor and power output. Calculation of the entire energy consumption and energy costs. Measuring time in hours and minutes. 2 individually adjustable current rates (day + night). Includes 3x LR44 batteries for data storage in case of a power failure. Childproof socket. Mounting into power plugs. Available with different plug-types:. - UK version (stock-no.: 797-5459). - French version (stock-no.: 797-5453). - German version (stock-no.: 797-5456)Display Type = LCDNumber of Phases = 1Meter Accuracy = ±1 %Minimum Temperature = -10°CMeter Type = DigitalSeries = PM231"