Diaphragm Seal Assembly to Smart Transmitters

REOTEMP specializes in the unique craft of assembling diaphragm seals to field transmitters for the purpose of measuring pressure, differential pressure, level, and flow. As a trusted supplier to many of the world’s leading transmitter manufacturers, REOTEMP can assemble a diaphragm seal system to virtually any make or model transmitter. Every transmitter mount includes the features below to ensure superior performance and durability for every assembly. REOTEMP also offers repair, refurbishment or replacement of used transmitters with remote seals.

Standard Features on all REOTEMP Assemblies

  • All-welded Capillary and Stand-off Connections
  • Vacuum Evacuated Fluid and Instrument Chamber to 1×10-8 mbar Absolute
  • 5pt. NIST-traceable Certificate of Calibration of Final Assembly
  • Helium Leak Checked Diaphragm and Post-fill Assembly Leak Test
  • Low Volume Modification to Factory Cover Flanges
  • 100% Pure Fill Fluid with Minimum 24 Hour De-gassing
  • Static Vacuum and Pressure Test (DP Assemblies Only), Verifying Filled System Integrity
  • Configuration of Transmitter to Customer Specified Span
  • All-welded Direct Mount Standoffs (2mm ID Capillary) Inside for Fill Fluid
  • Tamper-Proof Inspector Seal on All Threaded Joints
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Smart Transmitter Attachment for Differential Pressure Assembly

Balanced System: A complete assembly with one part number that includes two diaphragm seals, two capillaries, two fills, and one complete assembly calibration certificate.
RR-assembly Code: RR Identical system on HP and LP Sides, capillary exit through process connections. Capillary mounts only.
RA-assembly Code: RA Identical system on HP and LP sides, capillary exit through face of cover flange. Capillary mounts only.
How To Order: Add the appropriate option code to the end of a diaphragm seal part number. Example: W9FFWR31S-B10-AS-RR

 

Unbalanced DP System: Where seal, mount, capillary, or fill is not identical. A complete assembly includes one diaphragm seal on the HP side AND one diaphragm seal on the LP side.
Code: RH (High Pressure Side) Mount via Process Connections
Code: RB (High Pressure Side) Mount via Face of Cover Flange
RL-assembly Code: RL (Low Pressure Side) Mount via Process Connections
Code: RC (Low Pressure Side) Mount via Face of Cover Flange
How to Order: Add the appropriate option code to the end of a diaphragm seal part number. An unbalanced system will require two separate part numbers, one for the HP side and one for the LP side. Ex:  (High Side Seal) W9FFWR31S-DTD-AS-RB  (Low Side Seal) W9FFWR31S-B10-AS-RL

 

Smart Transmitter Attachment for Gauge Pressure Assembly

In Line Pressure Transmitter
Code: R1 Mount to In-Line Gauge Pressure Transmitter. Direct or remote mount.
Code: R4 Horizontal Mount (Tank Mount) to In-Line Gauge Pressure Transmitter. Direct mount only.
How To Order: Add the appropriate option code to the end of a diaphragm seal part number. Example: W9FFWR31S-B10-AS-R1

 

Traditional Mount for Gauge Pressure: Seal mount on one side only, other side is vented.
Code: R2 Instrument mount through process connections, HP Side. Use “R3” if mounting to LP side
Code: R8 Instrument mount through face of cover flange, HP Side. Use “R9” if mounting to LP Side
How To Order: Add the appropriate option code to the end of a diaphragm seal part number. Example: W9FFWR31S-B10-AS-R2

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