| 摘要 |
<p>Valve means comprises cursor means (6) arranged for directing suitably a flow of a fluid material, proportional magnet means (35, 35a, 35b) arranged for moving said cursor means (6), electronic control means (3) for supplying said magnet means (35, 35a, 35b), said electronic control means (3) comprising switch means (54) arranged for blocking a supply of said magnet means (35, 35a, 35b); a method for supplying magnet means, said magnet means (35, 35a, 35b) being comprised in valve means (1), comprises processing an external enabling signal, said method comprising further processing an internal enabling signal, said internal enabling signal being generated by said valve means (1).
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