2EHDRM-08P

{
 "schema": "adom/3d-model-provenance@1",
 "mpn": "2EHDRM-08P",
 "date": "2026-10-28",
 "classification": "Hand-built (tier 3) in CadQuery from Dinkle's catalog drawing by Claude (AI) for Caleb Taylor; not Dinkle CAD",
 "source": {
  "tier": 3,
  "what": "Adom-built from Dinkle's 2EHDRM-XXP web-catalog data sheet (dinkle.com product page PDF, V1, generated 2026-10-28), p.1 dimensions and p.3 Drawings (front view, side view, PCB layout; 3-way example, scaled to 8 ways by the printed length formula)",
  "datasheet_url": "https://www.dinkle.com/en/terminal/outpagepdf.php?dpid=333",
  "datasheet_sha256": "6a8dc3f7c7737de5dbd78424a306c7b84c7944db93f8c55467370d3372e13111",
  "builder": "provenance/tools/build_2ehdrm.py; recipe provenance/tools/build.sh",
  "terms": "CC-BY-SA-4.0 (Adom-authored model)"
 },
 "tiers_tried": [
  {
   "tier": 1,
   "result": "not usable",
   "why": "Dinkle's CAD for 2EHDRM-XXP is offered only through its CADENAS PARTcommunity portal (dinkle.partcommunity.com, linked from https://www.dinkle.com/en/terminal/2EHDRM-XXP), which answered HTTP 403 (Cloudflare block) on 2026-10-27 and requires a PARTcommunity account; no terms could be read"
  },
  {
   "tier": 2,
   "result": "not usable",
   "why": "KiCad has no Dinkle 2EHDRM model; the same-form Phoenix model Connector_Phoenix_MSTB.3dshapes/PhoenixContact_MSTB_2,5_8-GF-5,08_1x08_P5.08mm_Horizontal_ThreadedFlange(_MountHole).step measures 50.80 x 12.00 x 8.60 mm with the pin row 2.00 mm from the back edge, against Dinkle's printed 8.47 height and 1.75 mm"
  }
 ],
 "values": {
  "printed": "length 5.08 x (P - 1) + 15.24 = 50.80, width 12.00, height 8.47 above the board, pins 1.00 square and 4.00 below the board, pitch 5.08, end pin 7.62 from the housing end, pin row 1.75 from the back edge; PCB holes 1.6-1.7, flange holes 2.40 at 5.08 beyond the end pins and 4.26 from the back edge",
  "measured_off_the_drawing": "web-catalog raster, about 18.4 px/mm across and 18.8 px/mm up, calibrated on the printed 25.40 (3-way length), 12.00, 8.47 and 4.00; +/-0.1 mm: mating cavity from 4.65 mm inside each end, 1.36 to 6.75 mm above the board; latch notch 2.1 mm wide above each position, from the cavity top to the housing top; front top edge chamfered 0.75 x 1.5; flange threaded bore 2.05 mm with a 3.0 mm counterbore, centred 3.84 mm above the board; pin square centred 3.93 mm above the board; pin tips taper to 0.5 mm over 1.0 mm",
  "chosen_not_shown": "mating cavity depth 8.0 mm, threaded bore depth 4.0 mm, counterbore depth 0.3 mm, pins ending 2.0 mm behind the mating face; the cavity's scalloped floor and the round contact guides inside it are simplified to a rectangular opening; no threaded insert (the drawing does not say whether the thread is in a metal insert)",
  "not_modelled": "anything under the flanges: the drawing shows none, though its PCB layout prints the 2.40 mm holes the footprint carries"
 },
 "orientation": "page footprint frame: pin 1 at the origin, pins along +X, mating face toward +Y (footprint -y), board top z = 0, pin legs to z = -4.00; Dinkle prints no position numbers, so position 1 is the footprint's pad 1",
 "transform": "none (built in the footprint frame)",
 "files": {
  "2ehdrm-08p.step": {
   "sha256": "e1419adf56ecf5da4c79d695a3d5740c78ca9b4fea0f0671fbf0d16e603fd075",
   "role": "plain"
  },
  "2ehdrm-08p.glb": {
   "sha256": "f03a042a7201aa8fb3585ee010e9fd6384bf3b2f0e14915280b6fb838f91ead9"
  },
  "glb_note": "step2glb 0.13.2 (glTF-Transform v4.4.0, KHR_mesh_quantization, Z-up content in metres), then glbmat.py: green PA housing, tin-plated pins, etch"
 },
 "etch": "not done: adom-chip-laser / service-occt answered HTTP 502 from 2026-10-28 04:23 to at least 05:30 UTC; the page keeps its plain-model-only layout (as before); provenance/tools/build.sh has the etch command",
 "checks": [
  "step_pose 0.2.0: PASS plain (through-hole: board top z = 0, pins 4.00 below, binding identity)",
  "front and side views overlaid on Dinkle's drawing at its scale: docs/proof/2ehdrm-08p-3d-vs-drawing.png"
 ],
 "evidence": [
  "docs/proof/2ehdrm-08p-3d-vs-drawing.png"
 ],
 "replaced": {
  "why": "the previous model was extracted from a board STEP export and carried no licence (page licence NOASSERTION); it is not kept in the bundle, the wiki history holds it",
  "files": {
   "2ehdrm-08p.step": "5ba73be657871c9821aa1572b35ad7bce68f3544d008843317025d9fc5e198df",
   "2ehdrm-08p.glb": "a2f6475e2fe9120c4ac352e57a00e36487497b6f12fd4b8d593f0fc2169c2b6e"
  }
 },
 "tools": {
  "cadquery": "2.8.0",
  "step2glb": "0.13.2",
  "adom-chip-laser": "0.2.0"
 },
 "license": "CC-BY-SA-4.0"
}