Garden watering controllers

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专利权人:

Hozelock Limited

发明人:

Baldwin, John

申请号：

AU2016265732

公开号：

AU2016265732A1

申请日:

2016.05.16

申请国别(地区):

AU

年份:

2017

代理人:

摘要：

A garden watering controller (1) for operating a valve (33) for controlling a supply of water into a garden watering arrangement. The controller (1) comprises a light sensor (21) for sensing ambient light levels and a central unit (22) for receiving sensed light level signals from the light sensor (21) and for outputting control signals for operating the valve (33) in dependence on the sensed light level signals. The central unit may be arranged to determine the occurrence of dawn and dusk.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/