OUR PRODUCTS ABOUT CONTREC MEET OUR TEAM NEWS CONTACT

Controllers by Series

100 Series 200 Series 400 Series 515 Series Trac-50 LoadPro® Accessories

Products by Functionality

Accessories

Batch Controllers

- Batch/Additive Controllers

- Batch/Flow Controllers

- Batch/Ratio Controllers

- Standard Batch Controllers

Density Computers

Flow Computers

- General Flow Computers

- General Gas Flow Computers

- Heat Calculators

- Mass Flow Computers

- Master Proving Flow Computers

- Natural Gas Flow Computers

- Open Channel Flow Computers

- Special Application Flow Computers

- Steam Flow Computers

Flow Rate Totalisers

- Hazardous Area Flow Rate Totalisers

- Safe Area Flow Rate Totalisers

Level IndicatorsLoad ControllersProcess IndicatorsSite AccessTruck Registers

Products by Industries

AviationBarge & Rail TransportBiofuels ProductionChemical & PharmaceuticalFood & BeverageFuel DepotGas Storage & DistributionMineral MiningNuclearOil & GasOil RefineryPower/EnergyWater & Waste Treatment

Downloads

EU Declarations of Conformity Hazardous Area Approvals Contrec Quality Certificates Technical Notes Software Downloads Other

Batch/Ratio Controllers

Precision Batch Ratio Control Solutions

Contrec batch ratio controllers are designed to provide accurate and reliable control of mixing ratios in industrial processes. These advanced instruments ensure precise blending of multiple liquids or materials, making them essential for applications where maintaining exact proportions is critical. With proven performance in demanding environments, Contrec controllers help improve efficiency, reduce waste, and maintain consistent product quality.

For more information on Contrec's Batch/Ratio Controllers, please complete and submit our enquiry form.

515-BR01 – Frequency Input Batch/Ratio Controller

Typical plant diagram

515-BR01 – Frequency Input Batch/Ratio Controller Diagram
515-BR01 – Frequency Input Batch/Ratio Controller

515-BR01 – Frequency Input Batch/Ratio Controller

515-BR02 – Analogue Input Batch/Ratio Controller

Typical plant diagram

515-BR02 – Analogue Input Batch/Ratio Controller Diagram
515-BR02 – Analogue Input Batch/Ratio Controller

515-BR02 – Analogue Input Batch/Ratio Controller

515-BR03 – Frequency Input Batch/Ratio Controller

Typical plant diagram

515-BR03 – Frequency Input Batch/Ratio Controller Diagram
515-BR03 – Frequency Input Batch/Ratio Controller

515-BR03 – Frequency Input Batch/Ratio Controller

515-BR04 – Analogue Input Batch/Ratio Controller

Typical plant diagram

515-BR04 – Analogue Input Batch/Ratio Controller Diagram
515-BR04 – Analogue Input Batch/Ratio Controller

515-BR04 – Analogue Input Batch/Ratio Controller

515-CR01 – Single Loop Process Controller

Typical plant diagram

515-CR01 – Single Loop Process Controller Diagram
515-CR01 – Single Loop Process Controller

515-CR01 – Single Loop Process Controller

515-CR02 – Analogue Input Batch Ratio Controller

Typical plant diagram

515-CR02 – Analogue Input Batch Ratio Controller Diagram
515-CR02 – Analogue Input Batch Ratio Controller

515-CR02 – Analogue Input Batch Ratio Controller

Key Features of Contrec Ratio Controllers

Contrec ratio controllers are engineered with cutting-edge technology to deliver high performance and flexibility:

  • Accurate Ratio Control – Maintains precise proportions during batching and blending
  • Multi-Stream Capability – Controls multiple inputs for complex processes
  • Real-Time Monitoring – Continuous feedback for improved accuracy
  • User-Friendly Operation – Simple setup and intuitive interface
  • Seamless Integration – Compatible with flow meters and automation systems

Applications of Batch Ratio Controllers

Contrec ratio controllers are widely used in industries where precise mixing and batching are essential:

  • Chemical blending and processing
  • Fuel and additive mixing systems
  • Food and beverage production
  • Oil and gas operations
  • Water treatment and dosing systems

Their versatility makes them ideal for maintaining consistent ratios and reliable process control.


 

For more information on Contrec's control solutions, please complete and submit our enquiry form.

X

Worldwide Sales Offices

European, Middle East and UK

+44 (0) 1422 829944

[email protected]

Sales Director: Craig Naylor – [email protected]

Sales and General Enquiries – [email protected]

Marketing: Lucy Wood – [email protected]

Americas and Canada Sales

+1 205 685 3000

+1 205 685 3001

[email protected]

General Enquiries – [email protected]

Australia and Asia Sales

+61 (0) 0413 505 114

[email protected]

Managing Director: Paul Chaston – [email protected]

World Map

Enquiry Form

























        X

























              X

              European, Middle East and UK

              Contrec Limited

              Unit G8, Navigation Close

              Lowfields Business Park

              Elland, West Yorkshire

              HX5 9HB

              United Kingdom.

              +44 (0) 1422 829944 [email protected]

              Sales Director: Craig Naylor

              [email protected]

              Sales and general enquiries

              [email protected]

              Marketing: Lucy Wood

              [email protected]
              X

              Americas and Canada Sales

              Contrec USA

              916 Belcher Drive

              Pelham, Alabama, 35124

              United States.

              +1 205 685 3000 +1 205 685 3001 [email protected]
              X

              Australia and Asia Sales

              Contrec Systems Pty Ltd

              5 Norfolk Ave, Ringwood

              Melbourne, Victoria, 3134

              Australia.

              +61 (0) 0413 505 114 [email protected]

              Managing Director: Paul Chaston

              [email protected]
              ©2026 Contrec Limited - This website was designed and developed by LASERLINES Creative Limited

              Whilst every effort has been made to ensure the accuracy of the information/material contained on our web site, we cannot guarantee that it is free from errors or omissions.