HEIDENHAIN TNC 620 User Manual page 174

5
If several handwheels are connected to a control the handwheel
key is not available on the operating panel. Activate or deactivate
the handwheel via the handwheel key on the handwheel. An active
handwheel must be deactivated before another handwheel can be
selected.
Refer to your machine manual.
This function must be enabled and adapted by the
machine manufacturer.
1 EMERGENCY STOP key
2 Handwheel display for status and for selecting functions
3 Soft keys
4 Axis keys; can be exchanged by the machine manufacturer
depending on the axis configuration
5 Permissive key
6 Arrow keys for defining handwheel sensitivity
7 Handwheel activation key
8 Key for traverse direction of the selected axis
9 Rapid traverse superimposing for the axis direction key
10 Spindle switch-on (machine-dependent function, key can be
exchanged by the machine manufacturer)
11 Generate NC block key (machine-dependent function, key can be
exchanged by the machine manufacturer)
12 Spindle switch-off (machine-dependent function, key can be
exchanged by the machine manufacturer)
13 CTRL key for special functions (machine-specific function, key
can be exchanged by the machine manufacturer)
14 NC START key (machine-dependent function, key can be
exchanged by the machine manufacturer)
15 NC STOP key (machine-dependent function, key can be
exchanged by the machine manufacturer)
16 Handwheel
17 Spindle speed potentiometer
18 Feed rate potentiometer
19 Cable connection, omitted with HR 550FS radio handwheel
174
HEIDENHAIN | TNC 620 | User's Manual for Setup, Testing and Running NC Programs | 01/2022
Setup | Moving the machine axes
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