PFS LFENC Series Encapsulated Low Flow Turbine Meter

The PFS LFENC Series Encapsulated Low Flow Turbine Meter delivers accurate and repeatable flow measurement for low-flow liquid applications. This encapsulated turbine meter supports flow rates from 0.007 to 3.00 gpm, depending on meter size. It also offers repeatability of ±0.25% over the flow range, which helps teams maintain consistent measurement performance.

The LFENC turbine meter uses durable material options for demanding process environments. Standard construction includes 316 stainless steel meter body and internals. Rotor options include 17-4 PH, Nickel 200, and duplex stainless steel. In addition, the series supports bearing options for different application needs.

With pressure ratings up to 8,000 PSI and an operating temperature range from -450°F to +450°F, the PFS LFENC Series suits many low-flow measurement requirements. FNPT connections come standard, and other options may be available through consultation.

Westech Industrial offers the PFS LFENC Series Encapsulated Low Flow Turbine Meter Canada-wide. Our team can help with product selection, application support, service coordination, and integration into broader measurement projects. We also support custom fabrication needs for customers who require instrumentation assemblies, panels, shelters, or project-specific solutions.

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Description

Accurate Low-Flow Measurement

The LFENC turbine meter helps measure extremely low liquid flow rates with repeatable performance. Depending on size, the meter covers nominal flow ranges from 0.007 gpm to 3.00 gpm. This makes it a practical choice for applications that need reliable measurement at smaller flow volumes. In addition, repeatability of ±0.25% over the flow range helps operators maintain confidence in their readings.

Encapsulated Turbine Meter Design

The encapsulated design supports stable performance in low-flow service. As fluid passes through the meter, the turbine rotor responds to flow movement. This design helps the meter generate consistent measurement feedback across the stated operating range. As a result, users can apply the LFENC turbine meter in applications where small changes in flow matter.

High-Pressure and Wide Temperature Capability

The PFS LFENC Series supports pressure ratings up to 8,000 PSI. It also handles an operating temperature range from -450°F to +450°F. Therefore, the meter can suit demanding applications that combine low flow with challenging process conditions. However, users should always confirm material, connection, and bearing compatibility for the specific media and operating environment.

Stainless Steel Construction Options

The standard meter body and internals use 316 stainless steel. This material choice supports strength and corrosion resistance in many industrial applications. In addition, the rotor can use 17-4 PH, Nickel 200, or duplex stainless steel. These options help users match the meter to process conditions. Bearing options include 440C stainless steel ball bearings with a self-lubricating retainer and hard carbon composite options.

Flexible Size and Connection Choices

The LFENC Series includes meter sizes from LFENC020 through LFENC175. Smaller sizes can use 1/2″ FNPT end fittings, while 1″ FNPT fittings serve larger connection needs. The series also offers model designation options for bearing type, rotor material, housing material, and O-ring selection. As a result, customers can better align the meter configuration with the application.

Calibration, Retrofit, and Refurbishment Support

The LFENC turbine meter includes NIST traceable calibration. A full line of retrofit kits is also available. Factory refurbishment support helps extend meter service life and supports long-term measurement programs. Westech can help customers review service needs and coordinate support for Canada-wide applications.

Applications

The PFS LFENC Series Encapsulated Low Flow Turbine Meter suits industrial applications that require accurate low-flow liquid measurement. Its broad size range, high-pressure rating, and material options make it useful across many measurement projects.

  • Low-flow liquid measurement
  • High-pressure flow measurement
  • Process fluid monitoring
  • Test stand and calibration support
  • Chemical injection measurement
  • Additive and dosing applications
  • Industrial fluid measurement systems
  • Research, pilot, and production-scale flow applications
  • Retrofit projects requiring compatible turbine meter options

Documents

PFS_LFENC Series Encapsulated Low Flow Turbine Meter_Data Sheet_July2026_Westech.pdf

Manufacturer info

Primary Flow Signal designs and manufactures flow measurement solutions for liquid, gas, and steam applications. Its product offering includes Venturi flow meters, wedge-type meters, orifice flow elements, flow nozzles, and custom-engineered differential pressure measurement products for industries such as water and wastewater, oil and gas, power generation, industrial processing, automotive, and cryogenic service.

SPECS

Product Series:
PFS LFENC Series Encapsulated Low Flow Turbine Meter.
Meter Sizes:
LFENC020, LFENC030, LFENC040, LFENC050, LFENC060, LFENC070, LFENC080, LFENC090, LFENC100, LFENC125, LFENC150, LFENC175.
Flow Rate:
From 0.007 to 3.00 gpm.
Repeatability:
±0.25% over flow range.
Pressure Rating:
Up to 8,000 PSI.
Operating Temperature:
-450°F to +450°F.
Connections:
FNPT, consult for other options.
Meter End Fittings:
1/2" FNPT for LFENC020 to LFENC090, 1" FNPT.
Meter Body and Internals:
316 stainless steel, consult for other options.
Rotor Materials:
17-4 PH, Nickel 200, duplex stainless steel.
Bearing Options:
440C stainless steel ball bearing with reinforced Teflon retainer, carbon composite sleeve bearing.
O-Ring:
Teflon.
Calibration:
NIST traceable calibration.
Additional Support:
Retrofit kits available and factory refurbishment available.
Installation Dimensions:
LFENC20-90: A 3.750" (95.25mm), B 2.780" (70.61mm); LFENC100-175: A 4.750" (120.65mm), B 2.780" (70.61mm).

PRODUCT FAQ's

What is the PFS LFENC Series Encapsulated Low Flow Turbine Meter used for?
The PFS LFENC Series measures low liquid flow rates in industrial applications. It supports flow rates from 0.007 to 3.00 gpm, depending on meter size.
What makes the LFENC turbine meter suitable for low-flow applications?
The LFENC turbine meter combines small nominal flow ranges with ±0.25% repeatability over the flow range. This helps users measure low-flow liquid movement with consistency.
What pressure rating does the PFS LFENC Series support?
The PFS LFENC Series supports pressure ratings up to 8,000 PSI.
What connection options are available?
FNPT connections come standard. The model designation includes 1/2" FNPT for LFENC020 to LFENC090 and 1" FNPT options.
Can Westech Industrial help with product selection?
Yes. Westech Industrial can help customers review application needs, flow range, connection requirements, materials, and service considerations.
Does Westech support custom fabrication for projects using this meter?
Yes. Westech Industrial offers custom fabrication capabilities for broader measurement and instrumentation projects. Our team can support panels, assemblies, shelters, and integrated solutions that include compatible flow measurement equipment.