| 摘要 |
PROBLEM TO BE SOLVED: To provide a liquid sprinkler which can be suitably used not only for accurately grasp an instantaneous flow and an integrated flow, but also, for measuring other various useful results. SOLUTION: This liquid sprinkler 1 is equipped with a manual faucet 4 which switches a liquid to be discharged from a sprinkling liquid tank 2 by a pump 3, to the sprinkling side A or the return side B to the sprinkling liquid tank 2 and vice versa. In addition, the liquid sprinkler includes a flow sensor 5 arranged between the pump 3 and the faucet 4, detection means 6 and 7 which detect whether or not the faucet 4 is switched to the sprinkling side A and a control means 8 which performs a predetermined arithmetic operation based on the detection results of the flow sensor 5 and the detection results of the detection means 6 and 7. The detection means and are such as a pressure sensor 6 arranged on the sprinkling side and a limit switch 7 which opens/closes by operating the switching operation member 20 of the faucet 4. COPYRIGHT: (C)2011,JPO&INPIT |
