| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a ventilation blower and a ventilation blower system which achieve the transfer of exact operating information among ventilation blowers themselves and achieve gang control having high reliability by using a simple circuit configuration. <P>SOLUTION: The ventilation blower 1 constituting the ventilation blower system which includes the plurality of ventilation blowers 1 each including a fan 12 and a motor 11 and an operational device for setting operating information concerning the operation of the motor 11 for the plurality of ventilation blowers 1 includes: an operational input part 14 which can receive the input of the operating information from an operational device; an operating information pulse input part 15 which can receive the input of operating information pulse signal produced based on the operating information; and an operating information pulse output part 16 which can output an operating information pulse signal produced from the operating information input to the operational input part 14 and an operating information pulse signal input to the operating information pulse input part 15, in accordance with aspect of connection of the ventilation blowers 1 in the ventilation blower system. <P>COPYRIGHT: (C)2012,JPO&INPIT |
