| 摘要 |
<p>A hose leak detector and a leak detector system for monitoring the leakage of fluid through at least a part of a flexible hose comprises signal generating means operable to generate a warning signal in response to leakage of fluid, test means for actuating the signal generating means, and timer means operable to cause the test means to actuate the signal generating means in a predetermined manner to enable a viability check of the operating capability of the signal generating means to be maintained.</p> |
