HEIDENHAIN TNC 335 Technical Manual - Manual (Page 64)

3-38
TNC 360 10 Handwheel input 8/95
Handwheel adapter output X23
Pin layout
Pin Number Assignment
1 RTS
2 0 V (U
N
)
3 CTS
4 +12V (U
P
)
5 Do not use
6 DSR
7 RxD
8 TxD
9 DTR
Direct current connection X31
Pin layout
Pin Number Assignment
1 + 24 V
2 0 V
The 24 V power supply of the PLC must not be connected to the handwheel adapter, since this
would cancel the electrical isolation of the PLC inputs and outputs. The handwheel adapter must be
supplied by the 24V supply of the NC (low voltage electrical separation according to VDE 0160,
5.88).