ABB DSQC346G Robot Control Unit
Table 3-12 Optional analog input signal allocationTerminal Channel Default setting Par. group
X31-1 +10 V
0 V
Internal supply voltage —
X32-1
X31-2 AI1+
AI1-
Motor winding U1 temperature
X32-2
X31-3 AI2+
AI2-
Motor winding V1 temperature
X32-3
X31-4 AI3+
AI3-
Motor winding W1 temperature
X32-4
X31-5 AI4+
AI4-
Freely programmable
X32-5
—
Table 3-13 Optional analog output signal allocation
Terminal Channel Default setting Par. group
X31-6 AO1+
AO1-
Freely programmable
X32-6
X31-7 AO2+
AO2-
Freely programmable

Modbus TCP
Modbus RTU
Profibus
Communication with AMC circuit board
The fieldbus adapter is connected to channel 0 of
the AMC circuit board via optical fibers.
Terminal allocation
RJ-45 Ethernet connection
X1:1 +24 V (DC) supply
X1:2 0 V
Terminal allocation
X2:1 D(P) Data positive
Customer connections
X2:2 D(N) Data negative
X2:3 DG Data ground
X2:4 SHF Shield AC ground via RC filter
X2:5 SH Shield ground direct
X2:6 0 V Power supply (24 V (DC) +/- 10 %)
X2:7 +24 V
X2:8 PE Ground
NPBA-12 terminal assignment
X1:1 A Data negative (conductor 2 in twisted pair)
Customer connections X1:2 B Data positive (conductor 1in twisted pair)
X1:3 A Data negative (conductor 2 in twisted pair)
X1:4 B Data positive (conductor 1in twisted pair)
X2:5 24 V
Power supply (24 VDC +/- 10 %) X2:6 0 V
X2:7 DG Cable data ground (optional 3rd conductor)
Connected to module ground via a 1MOhm/15 nF RC network
Customer connections
X2:8 SH Cable shield. Internally connected to module