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Pre-NX Datum Planes

Note: This section describes dialog options for relative datum planes that were created prior to NX (legacy behavior retained for downward compatibility).

This legacy sub-section of Datum Plane documentation covers the older dialog options and constraint model, and includes these sub-topics: Pre-NX Datum Plane Options and Methods, Pre-NX Datum Plane Constraints, Pre-NX Datum Plane Constraint Examples, and Pre-NX Other Datum Plane options.

Pre-NX Datum Plane Dialog Options

  • Edit — Lets you edit relative datum plane parameters.
  • Angle — Lets you enter an angle parameter value for the Angle to plane constraint. The system recognizes this value only when it is applicable.
  • Offset — Lets you enter an offset parameter value for the Offset to plane constraint.
  • Filter — Helps you select geometry by letting you limit the selectable types. The options are: Point on Edge, Face, Edge, Datum Planes, Datum Axis, Curve and Any.
  • Point Method — Lets you choose a point selection mode for selecting point constraints.
  • Modify Point — Opens the Modify Point dialog to let you change a point constraint to a different point when creating a through curve datum plane. The new point does not have to be an endpoint. (Selecting additional geometry may change the list of constraints.)
  • Constraint Information — Displays the various datum plane types and options in the Information window.
  • Fixed Datum Plane — Lets you create datum planes that are not referenced or constrained by other geometric objects, except by a user defined feature.
  • Other Datum Types — Opens the Other Datum Planes dialog, where you can create datum planes based on a point and a direction, and on three points.

How do I

  • Create a datum plane using Infer
  • Create a datum plane using offset
  • Create a datum plane using a point and a direction
  • Create a datum plane at an angle
  • Create a datum plane midway between planar faces
  • Create a datum plane through three points
  • Create a datum plane using coefficients
  • Size and resize datum planes

Learn more

  • Datum Plane

Look up more details

  • Datum Plane dialog box
  • Editing datum planes
  • Datum Plane supported combinations of geometries and constraints
  • Pre-NX Datum Plane Options and Methods
  • Pre-NX Datum Plane Constraints
  • Pre-NX Datum Plane Constraint Examples
  • Pre-NX Other Datum Plane options

Pre-NX Datum Planes, NX 2212 Series © 2023 Siemens

Source: https://docs.sw.siemens.com/en-US/doc/209349590/PL20220512394070742.modeling/create_features_feat_datum · retrieved 2026-07-10