10302 – The signal from the sensors or current meter can be processed or read in one of several ways. The simplest set has a mechanical counter which tracks revolutions of the impeller. The counter begins as soon as the sensor meets the water and continues until the unit is lifted clear again. To determine velocity, a stopwatch is used in order to plot revolutions against time. A chart is then used to determine velocity. This is the least expensive set.

76.20 excl. VAT

Privacy Preference Center

Performance

These are used to track user interaction and detect potential problems. These help us improve our services by providing analytical data on how users use this site.

_ga, _gid, _gat