Chapter 2 Installation 13
Mounting
DIN-rail Mounting
The SG2 smart relay should always be mounted vertically. Press the slots on the back of the SG2
and expansion module plug CONNECTOR onto the rail until the plastic clamps hold the rails in
place. Then connect the expansion module and CONNECTOR with the Master (press the
PRESS-BUTTON simultaneously)
SG2-8ER-A
Output 4 x Relay / 8A
Q1 Q2 Q3 Q4
DC 24V Input 8 x DC(A1,A2 0~10V)
SG2-12HR-D
+
-
I1 I2
I4
I3
I5
A1I6 A2
Input
4
×AC
L
N
Run
AC 100~240V
X4X1 X2 X3
Output 4 x Relay / 8A
Y1 Y2
Y3 Y4