Seametrics EX100-200 Series v.2 - Manual (Page 12)

CONNECTIONS DIAGRAMS
+
_
S
+
_
+
_
+ _
+
+
_
_
+
_
+
_
+
_
S
+
_
+ _
+
+
_
_
+
_
+
_
0 0 9
8
7
6 5 4
3
2
1 0 0 9
8
7
6 5 4
3
2
1 0 0 9
8
7
6 5 4
3
2
1
0 0 9
8
7 6 5 4
3
2
1
+
_
S
+
_
+
_
+
+
_
_
+
_
+
_
+
_
+ _
FT420 DISPLAy AND PROPORTIONAL FEED
Sensor
Input
Power
Forward Output
Power
Forward Output
EX SERIES
EX SERIES
Sensor
4-20 mA
24 vdc Power
24 vdc Power
Power
Forward Output
Reverse Output
(Option-15 only)
24 vdc Power
Power
4-20mA
Pulse
Scaled
Pulse
Pass-Thru
To
Proportional
Feed
Metering
Pump
Sensor
Input
Power
4-20mA
Pulse
Scaled
Pulse
Pass-Thru
Power
Alarm
Relay
output
FT420 DISPLAy AND 4-20 mA OuTPuT
FS30 FLOW SWITCh
EX SERIES
FS30
FT420
FT420
*See Dual FT420 Diagram for an
example of bidirectional connections.
*See Dual FT420 Diagram for an
example of bidirectional connections.
FREquENCy
NC
COM
NO
*See Dual FT420 Diagram for an
example of bidirectional connections.
Page 10
Reverse Output
(Option-15 only)
Reverse Output
(Option-15 only)
24 vdc Power
AR
CH
IVE
D
(Includes Dates 5/05 to 9/06)