ABB Remote I/O RIO600 Installation And Commissioning Manual page 58

Section 5
Installing
50
SCM8H / SCM8L
0V-
DI 1
DI1
DI 2
DI2
DI3
DI 3
DI4
DI 4
0V-
-
HS1
HS1
HS2
HS2
HS3
HS3
HS4
HS4
+
GUID-D8265D66-FEE0-459D-80B4-B90EBA669A29 V2 EN
Figure 28: Connection diagram for two-position earthing switch application (rod
type with DC motor)
Table 16: SCM connection for two-position earthing switch application
X1 Connector
inputs
OV- 1
DI1 2
DI2 3
DI3 4
DI4 5
OV- 6
X1
1 COM for DI1 and DI2
2 Earthing switch CLOSE
3 Earthing switch OPEN
4
5
6
X2
1 L-
2
3 M
4
5
6 L+
Description X2
Common -
return for DI1
and DI2
Earthing HS1
switch CLOSE
position signal
Earthing HS2
switch OPEN
position signal
Digital input 3 HS3
Digital input 4 HS4
Common +
return for DI3
and DI4
1MRS757488 H
Connector Description
outputs
1 AUX. DC
voltage L-
2 DC motor
connection
3 DC motor
connection
4 DC motor
connection
5 DC motor
connection
6 AUX. DC
voltage L+
Installation and Commissioning Manual
RIO600