ABB AC31 Assembly And Operation Manual page 125

Table 70: Pin assignment AI (X2)
Connector / Terminal
X2 / 2.0
X2 / 1.0
X2 / 2.1
X2 / 1.1
X2 / 2.2
X2 / 1.2
X2 / 2.3
X2 / 1.3
Table 71: Pin assignment AI (X3)
Connector / Terminal
X3 / 2.4
X3 / 1.4
X3 / 2.5
X3 / 1.5
X3 / 2.6
X3 / 1.6
X3 / 2.7
X3 / 1.7
Table 72: Pin assignment 24 V DC 6W (X4)
Connector / Terminal
X4 / L+
X4 / L+
X4 / M
X4 / M
X4 / FE
Table 73: Pin assignment DI (X5)
Connector / Terminal
X5 / +
X5 / -
Table 74: Pin assignment AO (X6)
Connector / Terminal
X6 / 4.0
X6 / 3.0
X6 / 4.1
X6 / 3.1
2018/09/24
Replacement devices: I/O modules > Replacement device 07AC91-AD2
Pin
4
5
6
7
8
9
10
11
Pin
12
13
14
15
16
17
18
19
Pin
20
21
22
23
24
Pin
25
26
Pin
27
28
29
30
3ADR010122, 8, en_US
AC31 Adapters
Assignment / Signal
AX522 / I0+
AX522 / I0- (AGND)
AX522 / I1+
AX522 / I1- (AGND)
AX522 / I2+
AX522 / I2- (AGND)
AX522 / I3+
AX522 / I3- (AGND)
Assignment / Signal
AX522 / I4+
AX522 / I4- (AGND)
AX522 / I5+
AX522 / I5- (AGND)
AX522 / I6+
AX522 / I6- (AGND)
AX522 / I7+
AX522 / I7- (AGND)
Assignment / Signal
L+
L+
M
M
FE
Assignment / Signal
IN+
IN- (electrically isolated earth)
Assignment / Signal
AX522 / O0+
AX522 / O0- (AGND)
AX522 / O1+
AX522 / O1- (AGND)
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