Available. The Heidenhain HR 330D is a portable electronic handwheel designed for precise manual control of CNC machine axes. It features keys for five axes, rapid traverse, direction of traverse, and an emergency stop. The HR 330D connects to the machine's logic unit via a cable adapter (Id.-Nr. 249 889 ..), with an extension cable (Id.-Nr. 281 429 ..) available to increase the connection distance. The HR 330D is available in two versions: HR 330 with a helical cable (stretched length 2.2 m) and HR 330.001 with a normal cable (max. 6 m).