Simrad has released a SOLAS approved (wheelmarked) Speed Log for vessels with IMO requirements, Simrad SAL R1a Easy Tank.
The Speed Log is suited to vessels between 300-3000 GT. Speed and distance through the water is measured. Follows standards IMO Res. A.824 (19) and IEC 61023 Ed 3.0.

Easy to install, minimal mechanical assembly. The sensor is mounted inside the hull with a flange, available both in steel and aluminum. Compact installation with few parts. Waterproof sensor installation, no need for installation in confined space or with piping above the waterline. Pressure tested and approved to PN16 (24 bar, 240 m).
Setup and calibration is easily done from SD4 display on the bridge. Flexible calibration for highly accurate measurements over the entire speed range.

Simrad SAL R1a Easy Tank is a very good Speed Log at a very favorable price, contact us today for a quote.

SAL R1a transducer