IDEC FL1E SmartRelay - Manual (Page 298)

Applications
284 IDEC SmartRelay Manual 
8.4.3 Extended IDEC SmartRelay solution
Our extended control circuit is to open the gate automatically
when the safety bar is actuated.
x
x
I6
x
Q2
I3
I4
x
I1
Q2
T=
5 s
Q1
T=
5 s
x
Q2
I3
I6
I5
I2
Q1
Q3
T
H
=
T
L
=2 s
Inv=lo
Safety bar
STOP 
pushbutton
Gate is open
OPEN pushbutton
CLOSE pushbutton
STOP pushbutton
Safety bar
Gate is closed
Open
Signal
lamp
Close