FT430/440/450 INSTRUCTIONS
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Page 10 seametrics.com
CONNECTION DIAGRAMS
Connections for FT440/EX Magmeter
POWER
SENSOR
ENGD
+
_
_
+
S
PULS
E
OUT
2
PULS
E
OUT
1
+
_
+
_
FT440
Ze
ro
Ad
j
Sta
tu
s
LE
D
1
-
O
ptio
n
O
nly2
+
3
-
4
+
5 -
6
+
Reverse
Output
Forwar
d
Output
Powe
r
Max
6m
A
30V
dc
12-2
4Vd
c
12 Vdc
Power Supply
+
_
+
_
_
+
_
S
White
Green
Red
Black
Red
4-20mA
Device
+
_
9-30 Vdc
Power Supply
+
_
Red
Black
_
S
_
+
Ground
Connections for FT440-139/EX Magmeter
Ze
ro
Ad
j
Sta
tu
s
LE
D
1
-
O
ptio
n
O
nly2
+
3
-
4
+
5 -
6
+
Revers
e
Output
Forward
Output
Powe
r
Max
6m
A
30V
dc
12-2
4Vd
c
+
_
+
_
White
Green
Red
Black
POWER
SENSOR
ENGD
+
_
_
+
S
PULSE
OUT
2
PULS
E
OUT
1
+
_
+
_
FT440
GREEN
WHITE
BLACK
+
_
FT440-139
(Dual Power Supply)
Lower Housing
4-20mA
Device
+
_
Dashed line shows (-) terminal connection
if 4-20mA device is not used
To 115/230Vac
Power Source
+
_
24Vdc
_
+
_
_
+
12Vdc
EX Magmeter
L
N
G
s
Ground
Connecting the ENDG
terminal to earth ground is
recommended for protection
against voltage spikes or
lightning.
Also see '* EGND - Additional
protection against voltage
spikes' on page 8
Connecting the ENDG terminal to earth
ground is recommended for protection
against voltage spikes or lightning.
Also see '* EGND - Additional protection
against voltage spikes' on page 8
