FGRIO W
iring
Diagram
1-
5 V
Pre
ssur
e
or Temper
ature
Sensor
A 3 wi
re
co
nne
ct
ion
is
m
ade fr
om
Sen
sor
t
o
IO Slave
Term
in
al
B
lock
of
IO Slave
1-
5 V
Pre
ssur
e
or Temper
ature
Sensor
Sen
so
r Gr
oun
d
W
ir
e conn
ects to
scr
ew ter
m
in
al
#
9
G
rou
nd.
Sens
or
P
o
we
r
W
ire c
o
nnect
s
to
scre
w
termin
al
#
7
VSNS.
Sens
or
O
u
tp
ut
W
ire c
o
nnect
s
to
scre
w
ter
m
in
al
#
8
An
alog
I
npu
t
1.
RTU
A 2 wi
re
co
nne
ct
ion fo
r
anal
o
g
out
put
i
s m
ade fr
om
FGRIO Master to
th
e RTU.
Sens
or
P
o
we
r
sho
u
ld
al
so
be c
o
nnecte
d
if available.
RTU
Anal
og Output
wire
connects
from
Anal
og
O
u
tp
ut
1 s
cre
w t
erm
inal
t
o
Anal
og
I
n
put
o
f t
h
e R
T
U
Term
in
al
B
lock
of
FGRIO Master
G
ro
und
w
ir
e
co
nn
ects
fr
om
Gro
u
n
d
s
crew
term
i-
n
al to
Groun
d
o
n
th
e RTU
IO
Slave
trans
m
its analog
and
di
gi
ta
l si
g
n
al
s
ove
r ai
r
to F
G
RI
O Mas
ter.
Sens
or
P
o
we
r
Out
put
c
o
nnect
s fr
om
Sens
or
P
o
we
r
screw
t
erm
in
al t
o
Se
ns
or
Po
wer O
u
tp
ut
of
R
T
U
.
Scr
ew T
e
rm
inal #
12
Screw
T
er
m
inal #12
Screw
Ter
m
in
al
#1
GND
Sensor
Power
GND Sensor
Power
Not
Used
B+
Not
Used
B+
Scr
ew T
e
rm
inal #
1
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