Handwheel; Introduction - HEIDENHAIN iTNC 530 Service Manual

24 Handwheel

24.1 Introduction

A iTNC 530 can be equipped with the following handwheels:
Shock or vibrations can cause a slight motion at the handwheel and produce an unintentional axis
movement. The "threshold sensitivity" of the handwheel encoder is entered in MP 7660!
Portable handwheels with EMERGENCY STOP button are connected to the control via a cable
adapter. The EMERGENCY STOP wiring and the wiring for the permissive keys are located in
cable adapter Id.Nr. 296466-xx.
Pin layouts and wiring (e.g., EMERGENCY STOP key and permissive key on cable adapter). -->
See "Handwheels" on page 27 – 503.
July 2010
One HR 420 portable handwheel with display
One HR 410 portable handwheel
One HR 130 panel-mounted handwheel
Three HR 150 panel-mounted handwheels via the HRA 110 handwheel adapter
Note
Refer to the iTNC 530 User's Manual for a detailed description on operating the electronic
handwheels.
DANGER
HEIDENHAIN recommends to check the function of the EMERGENCY STOP button on
the portable handwheel in regular intervals!
24 – 399