Furness controls FCO770 - Connecting to a Plc

Page 86 FCO770 Users Guide Issue 1
C
C
o
o
n
n
n
n
e
e
c
c
t
t
i
i
n
n
g
g
t
t
o
o
a
a
P
P
L
L
C
C
+
+
0V
O/P
CONNECT THE OUTPUT
SUPPLY AS APPROPRIATE
CONNECT THE OUTPUT
SUPPLY AS APPROPRIATE
INTERNAL +24V DC
+24V DC
0V
INTERNAL +24V DC
+24V DC
0V
I/P
I/P
PLC
PLC
FAIL O/P
0V
O/P
FCO7xx
PLC WITH ACTIVE HIGH I/P
FCO7xx
PLC WITH ACTIVE LOW I/P
FCO7xx
OUTPUTS CAN BE CONNECTED
TOGETHER AS SHOWN TO GIVE
AN 'OR' FUNCTION.
FAIL
FAULT