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FLOWSTAT ES TURBINE FLOW SENSOR
Ideal for monitoring various uids in applications such as chillers/cooling circuits, HVAC, batching and industrial
process control applications.
TECHNICAL SPECIFICATIONS
BENEFITS
Value Pricing
Low cost operation combined with low cost
maintenance, equals better bottom line savings for
your operation.
Encapsulated Circuitry
Withstands the harshest environments.
Measuring Accuracy
2% of full-scale
Repeatability
±0.5% of full-scale
Flow Measuring Range
0.5-15 GPM (2-60 LPM)
With optional low-flow adapter:
.25-4.5 GPM (1-17 LPM)
Maximum Operating Pressure
150 PSIG
Maximum Operating Temperature
20-150°F
Standard Calibration Fluid
Tap water @ 70°F Temperature (21°C),
1.0 sg
Filtration Requirement
Turn Down Ratio
10:1
150 Micron Filter recommended
MATERIALS OF CONSTRUCTION
Weed Components Non-Weed Components
Component Materials Component Materials
Casing Glass-Filled Polypropylene Encapsulant Epoxy
Cover Clear Polycarbonate Strain Relief Nylon
Seal
Impeller Acetal Copolymer Wire Insulaon High-Temperature
Bearing PEEK
Sha Stainless Steel
Buna-N® (Other opons
available)
(Polyetheretherketone)
Lock Ring Glass-Filled
Polypropylene
PVC
Several Outputs Available
The standard interface is a 2-wire, 4-20mA
current loop. Sensor signal may be transmitted on
a low cost wire without degradation. Pulse, relay
and 0-5 VDC (regulated) are also available.
Connects Directly to your Flow Monitoring
Instruments
Can be connected directly to analog acquisition
cards, chart recorders or other monitoring
instruments, without external signal conditioning.
Simply Plumb and Apply Power
Comes factory calibrated to your flow range
specifications.
COMPANY
Buna-N is a registered trademark of Chemische Werke Huls.
Measurements shown in inches.
2440 W. Corporate Preserve Dr. #600, Oak Creek, WI 53154 | www.aw-lake.com
©2016 AW-Lake Company. All rights reserved. Doc ID: FSESDS16
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FLOWSTAT ES TURBINE FLOW SENSOR
Ideal for monitoring various uids in applications such as chillers/cooling circuits, HVAC, batching and industrial process
control applications.
PART NUMBER GUIDE
S
OPTIONS (If no options desired, leave blank)
Electronic Disconnect
Low Flow Adapter
** The low ow adapter will accommodate full-scale ow
rates from 2.5 - 4.5 GPM for 1/2” only. For full-scale ow
rates below 2.5 GPM, consult the Lake factory.
= D
**
= L F
ECONOMY SERIES
OUTPUT*
Current
Pulse
Relay
Voltage
= C
= P
= R
= V
ROTOR COVER
Clear Polycarbonate
= C
C
B
—
—
MAX. FLOW RATE: GPM
1/2” NPT:
5 GPM up to 15 GPM Max.
flow rates available
Important: Choose a maximum ow rate. 5-15 maximum
GPM. Minimum ow rate will be 10% of maximum ow
rate. Example: If your maximum ow rate is 8 GPM, the
minimum ow rate would be .8 (8 x .1 = .8) Thus, the
correct ow range would be .8-8.0 GPM.
(OPTIONAL)
=
—
E
PORT SIZE RANGE
1/2” NPT = B
COVER SEAL
Buna-N (Standard)
EPR (Optional)
FKM (Optional)
= B
= E
= V
ELECTRONIC SPECIFICATIONS
4-20 mA version
Power Requirements 12-24 VDC, Regulated, Loop
powered
Load driving capacity
Maximum Transmission Distance Limited only by wire resistance &
Response me 2 seconds to 90% (step change)
Resoluon Innite
Over-current limit Self liming at 35 mA
Other protecon Reverse polarity
Relay Output
Power Requirements 12-24 VDC, Regulated
Maximum Transmission Distance 200 feet recommended
Switch Contact Form C, 5A max 120 or 240 VAC
Set Point Repeatability 1% of full scale
Use the following equation
to calculate maximum load
resistance: Max Loop Load (�) =
50 (Power supply volts – 12).
supply voltage
0-5 VDC (regulated) version
Power Requirements 12-24 VDC, Regulated
Maximum Current 25 mA DC, Regulated
Minimum Load resistance 1000 Ohms
Maximum Transmission
Distance
Resoluon Innite
Response me < 5 seconds to 90% (step change)
Pulse Output Version
Power Requirements 12-24 VDC, Regulated
Response Time <100 mS
Maximum Current 25 mA DC, Regulated
Maximum Transmission
Distance
Minimum Load Resistance 1000 Ohms
Protecon Short circuit & reverse polarity
200 feet recommended
200 feet recommended
©2016 AW-Lake Company. All rights reserved. Doc ID: FSESDS16
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