Four-way valve P&ID symbol

Four-way valve

ISO 10628-2 (group 21, valves) / PIP PIC001
Drawn as
Four triangles meeting at one point, like two bow-ties crossed, with a pipe stub on every side.
Meaning
Four-port diverter: flow reversal (e.g. backflushing a filter or a meter prover diverter). No dedicated component.
Variants
  • Filled triangles mark closed ports
  • Prover four-way diverters are often drawn as a box labelled "4-way"
Tags
HV · XV
No 3D component yet.