HEIDENHAIN TNC 426 PB - 1.1 The TNC 426 B, the TNC 430

2 – 8 HEIDENHAIN Technical Manual TNC 426, TNC 430
LE 426 M, LE 430 M Logic Unit
Logic unit Signal inputs ID numbers of LE for
BC 120 display unit
ID numbers of LE for
BF 120 display unit
LE 426 M with EPROMs
6 position inputs
6 speed inputs
11 µA
PP
/1 V
PP
(2 EnDats)
1 V
PP
(2 EnDats)
Spindle
up to 12 000 rpm
324 990-xx 324 991-xx
Spindle
up to 30 000 rpm
324 994-xx 324 995-xx
LE 430 M with EPROMs
6 position inputs
7 speed inputs
11 µA
PP
/1 V
PP
(2 EnDats)
1 V
PP
(2 EnDats)
324 992-xx 324 993-xx
10 position inputs
10 speed inputs
11 µA
PP
/1 V
PP
(6 EnDats)
1 V
PP
(10 EnDats)
324 996-xx 324 997-xx
Note
A BC 120 can also be attached to the LE for the BF 120 at the same time.