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SMCAP20-D AP20-D, Modular Type Relief ValveSeries image. Appearance may vary by model and options.
Air preparation

AP20-D

AP20-D, Modular Type Relief Valve

Explore the features, model options and technical documentation for AP20-D. Contact Pnoneks to select the full part number for your application.

SMC ·Pressure Regulators

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Selecting AP20-D

Selecting AP20-D: review the full part number and your system conditions when considering this Air preparation record. Share Body Size, Thread, Port Size, Accessories, Plug, Silencer, Set pressure, Knob, Pressure Units, the required quantity and your application notes with Pnoneks. Final compatibility and lead time are confirmed during quotation.

ABOUT THE PRODUCT

The essentials for selection.

Manufacturer
SMC
Series
AP20-D
Product group
Air preparation
Function
Pressure Regulators
Applications
Suitability is evaluated against technical specifications and application conditions.
Selection parameters
Body Size, Thread, Port Size, Accessories, Plug, Silencer, Set pressure, Knob, Pressure Units

Exact dimensions, operating ranges and compatibility depend on the full part number. Review the relevant SMC documentation and application conditions for technical selection.

TECHNICAL PRODUCT INFORMATION

Features and model options

Technical descriptions and values below are preserved in the manufacturer’s original language. Options describe alternatives within the series; not every combination is valid. We will verify the full part number when quoting.

  • Release any pressure over the set range into the atmosphere
  • Maintain constant pressure in the piping
  • Port size: 1/8 and 1/4
  • Max. flow rate: 500 l/min
  • Modular connection compatible with AC-D series.
Selection fields published in the source
ParameterOptions / values
Body Size20
ThreadRc · F (G) · N (NPT)
Port Size01 (1/8) · 02 (1/4)
AccessoriesNone · B (With Bracket) · H (w/Set Nut, for Panel Mount) · E (Square embedded type pressure gauge [with limit indicator]) · G (Round Pressure Gauge w/Limit Indicator) · M [Round type pressure gauge (with colour zone)] · BE (w/Bracket + Square embedded type pressure gauge [with limit indicator]) · BG (Bracket + Round type pressure gauge [with limit indicator]) · BM (Bracket + Round Pressure Gauge [with Colour Zone]) · EH (Square embedded type pressure gauge [with limit indicator] + w/Set Nut, for Panel Mount) · GH (Round type pressure gauge [with limit indicator] + w/Set Nut, for Panel Mount) · HM (w/Set Nut, for Panel Mount + Round type pressure gauge [with colour zone])
Plugw/o Plug · N (With Plug for IN Port)
Silencerw/o Silencer · S (With Built-in Silencer for EXH Port)
Set pressure0.05 to 0.8 MPa Setting · 1 (0.02 to 0.2 MPa setting)
KnobDownward · Y (Upward)
Pressure UnitsUnit on Product Label: MPa, Pressure Gauge in SI Units: MPa · Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)
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