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GENERAL INFORMATION
Specifications*
Connection Ports
Sensor Cable
Materials
Body
Rotor
Shaft
O-Ring
Bearings
Cover
Maximum Temperature
Maximum Pressure
Accuracy
Power
Outputs
* Specifications subject to change. Please consult our website for current data (omega.com)
Dimensions
4.10
1.20
18 Ft. Cable
(standard)
Flow Range
K-Factor* (pulses/gal)
Model #
FPR310
FPR300
-038
1394
1417
-050
634
658
-075
476
468
-100
250
254
*Nominal K-factors (based on averages) for standard 2-magnet FPR310
and FPR300. High resolution (6-magnet) K-factors are approximately
tripled.
FPR300
3/8", 1/2", 3/4", 1" —Female NPT thread
18 ft (6 m) standard—maximum cable run 2000 ft
(607 m)
Polypropylene
PVDF—2 magnet
(6 magnet high resolution optional)
Nickel tungsten carbide
(ceramic or silicon carbide optional)
EDPM (FKM or PTFE-coated FKM optional)
Ruby ring and ball
Acrylic with clear lens
(polypropylene without clear lens optional)
160˚ F (70˚ C)
150 psi (10 bar)
±1% of full scale
6–36 Vdc, 2 mA min.
Current sinking pulse, 6–24 Vdc
2.20
Female NPT
thread size varies
with model #.
See chart
1.625
Gal/Min
Liter/Min
0.07–5
0.27–18.9
0.1–10
0.38–37.9
0.2–20
0.75–75
0.5–40
1.9–150
FPR310
3/8", 1/2", 3/4", 1" —Female NPT thread
18 ft (6 m) standard—maximum cable run 2000 ft
(607 m)
PTFE
PVDF—2 magnet
(6 magnet high resolution optional)
Zirconia ceramic
(silicon carbide optional)
PTFE-coated FKM (FKM or EDPM optional)
Ruby ring and ball
PTFE
180˚ F (82˚ C)
150 psi (10 bar)
±1% of full scale
6–36 Vdc, 2 mA min.
Current sinking pulse, 6–24 Vdc
2.25 (FPR310)*
2.10 (FPR300)
*NOTE:
FPR310 cover
screws are not
recessed
Pressure Drop Curves
20
15
1/2"
3/8"
10
5
0
5
10
Page 5
FPR300/310 SERIES INSTRUCTIONS
Model #
NPT Thread Size
-038
3/8"
-050
1/2"
-075
3/4"
-100
1"
3/4"
15
20
25
Flow (GPM)
1"
30
35
omega.com
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