3 – 92 HEIDENHAIN Technical Manual TNC 426, TNC 430
3.19 Visual Display Unit
Two display units are available:
n BC 120, 15-inch color screen
n BF 120, TFT color flat-panel display
When ordering, make sure that you also order the fitting logic unit for the
screen.
Depending on type of display unit (BC 120 or BC 110B) and LE, an adapter may
be necessary for connecting the screen:
The ribbon cable for connecting the display unit soft keys with the TE 420 is
included with the display unit.
X43: Visual Display
Unit BC 120
Pin layout for the LE 426 CB/PB, LE 430 CA/PA with Id. Nr. xxx xxx-3x, the
adapter, the connecting cable, and the visual display unit:
LE BC 120 BC 110B
LE 426 CB/PB, LE 430 CA/PA to
hardware xxx xxx-3x
Adapter two-row/three-row
Id. Nr.: 313 434-02
No adapter required
LE 426 CB/PB, LE 430 CA/PA from
hardware xxx xxx-4x
No adapter required Adapter three-row/two-row
Id. Nr.: 313 434-01
LE 426 M, LE 430 M as of
hardware xxx xxx-2x
No adapter required Adapter three-row/two-row
Id. Nr.: 313 434-01
Note
The interface complies with the requirements of EN 50 178 for “low
voltage electrical separation.”
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