HEIDENHAIN VT 121 Operating Instructions Manual page 124

X101
1 2 3
/ / /
BNGN GN GY
Shield on housing; U = Power supply
P
Vacant pins or wires must not be used.
X118
1 2
3
8
4
7
5
6
1 2
D1+ (TX+) D1- (TX-)
Shield on housing
124
4 5 6
/ U Ext–
P
PK WH VT
3 4
D2+ (RX+) D2- (RX-)
7 8 9
/ / Ext+
RD BK YE
5 6
D4+ D4-
HEIDENHAIN | VT 121 | Operating Instructions | 03/2022
10 11 12
/ / 0 V
BN BU WHGN
7 8
D3- D3+