ASCO 608/609 Series SentronicD Proportional Valve

Brand: ASCO

The ASCO 608/609 Series SentronicD are 3-way, direct-operated proportional valves with digital control for air or neutral gas fluids.

Their quick response times and high sensitivity make them the perfect fit for applications requiring highly precise pressure control.

Valve control loop parameters are easily configured and optimized for specific customer requirements using ASCO Data Acquisition Software (DaS) and a PC connection.
  • Intelligent digital communication enables simple operation.
  • Dual-loop control allows easy configuration of process variables such as flow, force, speed, RPM, and temperature.
  • Integrated visual display permits easy monitoring of valve status.
  • DaS software allows selection of personalized settings to optimize control loop performance.




  • From 0.5 Cv to 1.0 Cv, from .43 to .86 Kv


  • 3-Way - 3/2 Normally Closed


  • Air, Inert Gas, Oxygen

Operating Environment

  • Indoor

Pipe / Port Size

  • 1/4, 3/8

Port Type

  • Female NPT, G ISO 228 / 1-G BSPP, Flange

Standards & Regulations

  • IP65

Valve Actuation

  • Proportional
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