Small Volume Prover Accessories and Spare Parts

FMD provides prover accessories that enhance prover functionality and tailor your FMD meter prover to your application needs.  FMD also provides spare part kits for your FMD small volume provers as well as seal kits for provers built by other manufacturers. These kits contain all the necessary parts to repair or replace any damaged or worn parts on your prover. With our wide range of prover accessories and spare parts, FMD can help you to keep your prover running smoothly and accurately for years to come.

Prover Flange Configuration

FMD Small Volume Prover Flange Configuration Options

FMD gives you choices.  We know that different applications have different flange placement requirements.  You can choose have choices when it comes to configuring your prover for your application. Choose the flange location that works best for you and your application.

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Electrical Panel Placement

FMD Small Volume Prover Electrical Panel Placement Options

The placement of the electronics unit can be varied based on your application needs. The electronics package can be mounted in any position inside the prover frame for ease of access, servicing, safety or compliance with specifications.  Click here for additional information.

Transmitter Type

FMD Small Volume Prover Transmitter Type Options
All FMD provers are equipped with two temperature and one pressure transmitter. One temperature transmitter is used for expansion calculations on the switch bar. The other temperature transmitter works in conjunction with the pressure transmitter to verify process fluid temperature and pressure during the proving process.

Transmitter Choices Include:

  • Rosemount
  • Endress Hauser
  • Yokogawa
  • Customer Specified – Contact Factory

Seal Kits

FMD Small Volume Prover Seal Kits

Seals are needed to prevent leaks both externally & internally.  Seal kit types for FMD Provers include:

  • Carbon
  • Ekonal
  • NGL
  • Crude
  • Low Temp
  • Cryogenic

Did we mention we stock seal kits for all small volume prover makes and models, not just FMD Provers.

Spare Parts

FMD Small Volume Prover Spare Part Kits

FMD offer the option to purchase spare part kits when placing your prover order, spare parts are also available for service and repair work.

Electrical Spare Part Kit Includes:

  • 3 ea Optical Switches
  • 1 ea Stop Switch
  • 1 ea Contact Relay (motor)
  • 1 ea DC Relay (clutch)

Other Spare Parts Include:

  • P.I.M Board
  • P.I.M Display
  • Optical Switch Harness
  • Optical Switches
  • Stop Switch

Don’t see what you are looking for?  Please contact us with questions. 

External Leak Detector

FMD Small Volume Prover External Leak Detector Option(s)

Secondary seal protection with alarms before the product releases into the environment.

Applications Include:

  • The State of California
  • Unmanned Proving Stations

Additional Images:

Shaft Seal Leak Protection for compressed gasses (propane, ethane, butane):

FMD Small Volume Prover Accessory - External Leak Detector

 

Shaft Seal Leak Detection for liquids (oil, gasoline, jet fuel, diesel):FMD Prover Accessory - External Leak Detector Kit

 

 

Internal Leak Detector

FMD Small Volume Prover Internal Leak Detector Option

The internal leak detection kit is designed to save maintenance time and costs by verifying the quality of the seals. Ensuring seal replacement is done only when it needs to be.

Prover Data Acquisition  (PDAQ)

FMD Small Volume Prover PDAQ Option

The Prover Data Acquisition Module (PDAQ) is an interface between a compact prover and a flow computer. The PDAQ has has various features which include various I/O an double chronometry capability.

Insulation Jacketing 

FMD Small Volume Prover Insulation Jacket Options

Insulation kits help maintain consistent process fluid temperatures. Insulation kits can be used to protect against heat loss or to maintain cold temperatures.

Applications include:

  • Liquefied Gasses (cold)
  • Heat Tracing for maintaining fluid temperature / density

Prover Validation Kit

FMD Small Volume Prover Prover Validation Kit Option
The Prover Validation Kit uses an encoder for prover validation by measuring the distance between the optical switches allowing for the following to be determined: measured volume, prover volume per run, variance volume, flow rates on primary and secondary volumes.

Water Draw Kit

FMD Small Volume Prover Water Draw Kit Option

The FMD water draw kit is a system enclosed a rugged case allowing for field calibration of a prover.  The kit contains all solenoid and hand actuated valves, along with the various tubing and electrical to perform a water draw.

Pressure Relief Valve

FMD Small Volume Prover Pressure Relief Valve Option

Pressure relief valves are used on provers to protect against over-pressurizing. The valve can be specified by FMD or customer choice. Included with the installation is the connection hardware and an isolation ball valve.

Valve Settings Options:

  • Customer Defined
  • Factory set to ANSI flange spec of prover

Note: Additional installation piping to a safe discharge area is required.

Prover Assist Spring Assembly

FMD Small Volume Prover Assist Spring Assembly Option

The Prover Assist spring assembly is ideal for the following applications:

  • For initial run up of the prover after clutch release
  • For low flow applications.
  • For high pressure dry product applications
  • Portable provers that operate at both low and high flow

To find out if your application is a good fit for this accessory, please reach out to our sales department.

Density (Mass) Proving Kit

FMD Small Volume Prover Density (Mass) Proving Kit Option

Adding the density option enhances measurement potential allowing for volume verification of density in volumetric applications. Density measurements are required for mass proving.

FMD’s density package includes a density loop to verify density at the time of proving. Providing a complete and accurate measurement verification of a mass meter with volumetric outputs.

Applications

  • Density
  • Mass Meters
  • Mass Balance

Learn More about Mass Proving Applications.

Purge Coverset and Controller 

FMD Small Volume Prover Purge Controller Option

The purge coverset and controller are used in conjunction with one another for low temperature product applications.  The purge controller regulates a local nitrogen source through the prover’s nitrogen purge coverset. This prevents ice build up on the portions of the prover that reciprocate in and out of the cold process conditions.