| 摘要 |
<p>The device has housing (1), battery case (6), acoustic indicator (2) and a visual indicator (8). A contactor (5) is guided by a wire-shaped medium (3) and controlled by a floater (4). A contact (7) triggers an alarm during dropping of oil - or liquid-level. The floater is arranged at a lower side of a lid of a tank and/or container. A small hole is drilled at the lid, where the wire-shaped medium is guided through the hole.</p> |
