ABB COMMANDER 351 User Manual page 78

...5 INSTALLATION
5.2.1 Electrical Connections – Figs 5.6 to 5.8
Output/
Power Supply
Terminals
Terminal blocks
viewed from rear of
Option Board
Terminals
Input
Terminals
76
1
2
3
4
5
case
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
Fig. 5.6 Electrical Connections – General
Digital / Analog Output 1
+
(ao1 /do1)
–
Analog Output 2
+
(ao2)
–
NO
Relay 1
C
(RLY1)
NC
power supply ground cable
NO
must be connected to a
Relay 2
C
Ground Stud.
(RLY2)
NC
Neutral
N
Line
L
(1A Type T fuse
and external
isolating switch)
–
Digital Input Common
+
Digital Input 3 (di3)
+ Digital Input 4 (di4)
NO/NC
Relay 3 (RLY3)
C
NO/NC
Relay 4 (RLY4)
C
COM
Rx+
RS485
Rx–
Tx+
Tx–
–
Digital Input Common
+
Digital Input 1 (di1)
+
Digital Input 2 (di2)
–
+
Analog Input 1 (I/P1)
RTD
–
Analog Input 2 (I/P2)
+
–
+
Analog Input 3 (I/P3)
RTD
+24V
2-wire Transmitter PSU Common
Caution. The AC
85 min. to
–
265V max.
+
AC 15VA
See
Fig. 6.7
24V
DC