New steel ruler water level meter from 30m to 500m depth.
Ground receiving instrument - steel ruler water level gauge, consisting of probe, steel ruler cable, receiving system and reel.
The probe part is made of stainless steel and has a water resistance contact point inside. When the contact touches the water surface, the receiving system is turned on. When the contact leaves the water surface, the receiving system is turned off.
The steel ruler cable part: the steel ruler and the wire are combined by a plastic process, that is, the steel ruler is prevented from being rusted, and the operation process is simplified, and the reading and reading is more convenient and accurate.
Receiving system part: consists of a sounder, an indicator light and a peak indicator. The sounder emits a continuous beep, the indicator lights up, and the peak indication is the voltmeter indication.
100m Steel Ruler Water Level Meter
200m Steel Ruler Water Level Meter