IDEC FL1E SmartRelay - Manual (Page 297)

Applications
IDEC SmartRelay Manual 283
Components used
• K1 contactor relay
• K2 contactor relay
• S0 (normally closed contact) STOP pushbutton
• S1 (normally open contact)
OPEN pushbutton
• S2 (normally open contact) CLOSE pushbutton
• S3 (normally closed contact) Position sensor OPEN
• S4 (normally closed contact) Position sensor CLOSED
• S5 (normally closed contact) Safety bar
Block diagram of the IDEC SmartRelay solution
The OPEN or CLOSE pushbuttons initiate the gate motion,
provided it is not already moving in the other direction. The
gate is stopped by means of the STOP pushbutton or the
relevant limit switch. A safety bar furthermore interrupts the
closing motion of the gate.
T=
5 s
T=
5 s
x
x
x
x
Q1
Q3
Q2
I3
I4
I3
I6
I5
I1
I2
Q2
Q1
T
H
=
T
L
=2 s
Inv=lo
I2
I1
Start push-
button
CLOSED
Start push-
button OPEN
STOP push-
button
Gate is open
CLOSE push-
button
CLOSE pushbutton
OPEN pushbutton
STOP pushbutton
Safety bar
Gate is closed
Open
Signal
lamp
Close