Apart from out standard world class pressure, vacuum, and flow control products, Proportion-Air  is renowned for out flexibility to integrate and customize our control products to be tailored for your specific application.  Whether it is as simple as a custom electrical interface or as complex as a completely engineered system, we can find the solution.  Some but not all of our integrated value-added solutions include:

• Analog, Pulse Width Modulation, Serial and Parallel Digital Inputs and Outputs

• Remote Sensing Capabilities

• Open and Closed-Loop Controls

• Multiple Control Loops

• Combined  Pressure, Vacuum, and Flow Control in the same package

• Panel, Rack, Din Rail and Manifold Mounting Assemblies

• Multifunctional Microprocessor Based Controls

• Digital Display Readouts and User Interfaces

• Non-electronic Pneumatic Assemblies

• Pneumatic Solenoid Valve Assemblies

Proportion-Air's mainstay since it's inception has been custom control regulators.  We offer a complete line of both standard, custom electronic, and pneumatic controlled regulators to fit your custom application.  From extremely low pressure control at high flows to very high pressure control at low flows, we have the solution.  Some but not all of our capabilities include:

• Precision Low and High Pressure Pneumatic Regulators, both Low and High Flow

• Precision Low and High Pressure Liquid Regulators, both Low and High Flow

• High Purity Stainless Steel and Teflon TM Regulators

• Oxygen Clean Regulators

• Custom High Life-Cycle Regulators

• Custom High Flow Regulators

• Specially Modified Assemblies

• All Regulator Assemblies Can Be Pneumatically or Electronically Controlled

Proportion-Air also offers custom drop-in replacement pressure controls for obsolete or underperforming competitor's products.  We are all too familiar with the plight of the overworked controls engineer who has had to deal with an obsolete, unavailable, or underperforming pressure, vacuum, or flow control valve or regulator that was specified into a machine or process that they are now responsible for.  Proportion-Air can help provide a replacement.  Our engineering tem can guide you through the process to fit the hole left by the missing piece of your puzzle.  Whether it is a simple custom connector or a completely new engineered product, we can make the transition seamless and easy.  Some but not all of out capabilities include:

• Quick and Accurate Identification of your Existing Product

• Accurate Testing and Validation of Out Proposed Replacement

• Identical Connector Pin-Outs

• Guaranteed Specifications

• Quick Turn Response Times

Proportion-Air has been providing out customers with both standard and custom electronic interface boards, wiring harnesses and custom test fixtures since we opened the doors 23 years ago.  If you need that special interface circuit to convert one signal type to another or maybe a test box to field calibrate our product, we can make the transition seamless and easy.  Some but not all of our capabilities include:

• Custom Analog Conversion Circuit Boards

• Custom Analog to Digital or Digital to Analog Circuit Boards

• Custom Power Supply Circuit Boards

• Test and Calibration Systems

• Custom Wiring Harnesses

• Custom Command Signal Generators

• Custom Digital Displays

• Din Rail, Rack or Panel Mountable