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Multi-Duty Flow

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Multi-Duty Flow

Mixed Coriolis and differential-pressure flow package developed after a site review of four process duties.

July 1, 2026

Chemical & Petrochemical

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Overview

A chemical process site required a practical flow measurement package for four separate duties with different accuracy and installation requirements.

The challenge

The original specification had to be revised after the site visit to account for installation constraints, remote sensing requirements and the cost of applying premium technology to every line.

  • Cover four separate process measurement points.
  • Allow for restricted installation locations.
  • Use higher-performance measurement only where justified.
  • Supply the required primary elements and manifolds.

Our solution

Quality Lab Solutions reviewed the site conditions and produced a mixed-technology package matched to the individual duties.

  • Specified one Coriolis flowmeter for the most demanding application.
  • Specified three differential-pressure flow assemblies.
  • Included orifice plates and manifolds for the DP duties.
  • Adjusted the specification for remote sensor installation.

Results

The revised package covered all four duties using one Coriolis meter and three differential-pressure assemblies, avoiding the need to specify four higher-cost Coriolis instruments.

Customer benefits

The customer received a balanced package based on actual process and installation needs rather than a single-technology approach.

  • Lower overall project complexity.
  • Appropriate performance for each duty.
  • Reduced risk of overspecification.
  • Site constraints addressed before quotation.

Products used

QFlow – QMASS 5515 Series — Versatile DN15 Coriolis meter for process dosing lines

QFlow – QMASS 5515 Series

Range: 0…3000 kg/h mass flow

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QPress – QDP-PROCESS 5400 Series product photo on white background

QPress – QDP-PROCESS 5400 Series

Range: 0.4 / 2.5 bar configurable

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QPress – QDP-DIFF 2800 Series product photo on white background

QPress – QDP-DIFF 2800 Series

Range: 0…0.35 to 35 bar configurable

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