GAS CIRCUIT BREAKER

摘要

PROBLEM TO BE SOLVED: To prevent mischief using a forced interruption function. SOLUTION: A reinput determining part 13 receives a forced interruption signal from a forced interruption inputting means 5, and a forced stopcock closing signal is outputted when a forced interruption signal from the forced interruption inputting means 5 is received again while a second counter that starts operation after the elapse of a predetermined time in a first counter performs a clocking operation. COPYRIGHT: (C)2008,JPO&INPIT