| 摘要 |
<p>An arrangement for melt dip coating metal bands, comprises a melt bath with guide rollers, and a measurement unit for rotational speed, which is connected to an evaluation circuit. The roller has a transducer which comprises a permanent magnet (14) and an induction spool (15). The magnet has a Curie point above the maximum bath temperature. The spool has a heat resistant insulation. The spool and the magnet are located in non-ferromagnetic housings.</p> |
