NEWS RELEASE
Cost and Accuracy Comparisons
Mechanical Current Meter System with AquaCalc Versus Other Point Velocity Discharge Systems
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The Model 4765 is a double drum winch and is suitable for use on travellerways with spans up to 100 Meters. This Model is designed for use with weights up to 100 kg. The Model 4765 winch can be used for both horizontal positioning of a travellerway and lowering and raising a current meter and a sounding weight.
For positioning the current meter or sediment sampler, both drums are engaged. Once in position, the drums are disengaged to lock the traveller block in place and then to allow the current meter or sediment sampler to be raised and lowered. The Model 4765 is portable and the traversing drum may be detached, thereby releasing the main winch unit for general gaging operation. The winch can be powered manually or with the Model 4795 Power Drive Unit.