| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electronic type watthour meter coping with to various contract menus, and easily collecting accurate information. <P>SOLUTION: This electronic type watthour meter is equipped with: a watthour meter body 5 in which a voltage/current measuring means 1 to measure a voltage and a current; and a transmitting part 13 to transmit measured values based on measured voltage and current values. and is also equipped with a display terminal 17 which is provided separately from the watthour meter body 5, and is formed so that it receives the measured values transmitted from the transmitting part 13 and convert them to information about how power is used, and the information can be displayed too. <P>COPYRIGHT: (C)2009,JPO&INPIT |
