HEIDENHAIN TNC 426 (280 476) - Manual (Page 490)

HEIDENHAIN TNC 426, TNC 430 463
13.2 Pin La
y
out and Connecting Cable f
or the D
a
ta Int
e
rf
aces
RS-422/V.11 Interface
Only non-HEIDENHAIN devices are connected to the RS-422
interface.
The pin layouts on the TNC logic unit (X22) and on the
adapter block are identical.
External
device
RS-422 Adapter
block
HEIDENHAIN
connecting cable
max. 1000 m
X22
TNC