{
  "category": "Diaphragm Pumps",
  "vertical": "pump-valve-and-process-equipment",
  "source": "https://getclaro.ai/resources/attribute-library/pump-valve-and-process-equipment/diaphragm-pumps/",
  "status": "editorial-draft",
  "note": "Editorial reference template. Example values show format only and do not describe a real SKU. Not an official ETIM or ECLASS class.",
  "groups": [
    {
      "key": "identity",
      "name": "Identity",
      "check": "Preserve leading zeros and punctuation, validate against the manufacturer record, and check the GTIN check digit and packaging level before linking."
    },
    {
      "key": "technical",
      "name": "Technical specifications",
      "check": "Store the number and unit separately. Convert only when the source unit and test conditions are known."
    },
    {
      "key": "selection",
      "name": "Selection attributes",
      "check": "Map supplier wording to a governed vocabulary only after checking the source text and which variant it applies to."
    },
    {
      "key": "fit",
      "name": "Fit & compatibility",
      "check": "Keep model and series qualifiers. A similar-looking part is not a verified fit until a source says so."
    },
    {
      "key": "evidence",
      "name": "Evidence & compliance",
      "check": "Link the manufacturer document or label with its edition or date. Never copy a certification from a neighboring SKU."
    }
  ],
  "fields": [
    {
      "key": "manufacturer_part_number_mpn",
      "label": "Manufacturer Part Number (MPN)",
      "group": "identity",
      "priority": "core",
      "value_type": "identifier",
      "unit": null,
      "example_format": "AODD-15-SS-TF-TF-N"
    },
    {
      "key": "pump_drive_type",
      "label": "Pump Drive Type",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Air-operated double diaphragm (AODD)"
    },
    {
      "key": "port_size_suction_discharge",
      "label": "Port Size (Suction & Discharge)",
      "group": "fit",
      "priority": "core",
      "value_type": "number",
      "unit": "in",
      "example_format": "1-1/2 in (38 mm / DN40)"
    },
    {
      "key": "port_connection_type",
      "label": "Port Connection Type",
      "group": "fit",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "NPT, female"
    },
    {
      "key": "max_flow_rate",
      "label": "Max Flow Rate",
      "group": "technical",
      "priority": "core",
      "value_type": "number",
      "unit": "gpm",
      "example_format": "81 gpm (307 L/min)"
    },
    {
      "key": "max_discharge_pressure",
      "label": "Max Discharge Pressure",
      "group": "technical",
      "priority": "core",
      "value_type": "number",
      "unit": "psi",
      "example_format": "125 psi (8.6 bar)"
    },
    {
      "key": "wetted_housing_material",
      "label": "Wetted Housing Material",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "316 stainless steel"
    },
    {
      "key": "diaphragm_material",
      "label": "Diaphragm Material",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "PTFE with Santoprene backup"
    },
    {
      "key": "max_fluid_temperature",
      "label": "Max Fluid Temperature",
      "group": "technical",
      "priority": "core",
      "value_type": "number",
      "unit": "°C",
      "example_format": "104 °C (220 °F), PTFE diaphragm set"
    },
    {
      "key": "air_consumption_at_rated_duty",
      "label": "Air Consumption at Rated Duty",
      "group": "technical",
      "priority": "differentiating",
      "value_type": "number",
      "unit": "scfm",
      "example_format": "40 scfm (maximum)"
    },
    {
      "key": "suction_lift_dry_wet",
      "label": "Suction Lift — Dry / Wet",
      "group": "technical",
      "priority": "differentiating",
      "value_type": "text",
      "unit": "ft",
      "example_format": "19 ft dry / 26.2 ft wet (5.8 / 8 m)"
    },
    {
      "key": "max_solids_diameter",
      "label": "Max Solids Diameter",
      "group": "technical",
      "priority": "differentiating",
      "value_type": "number",
      "unit": "mm",
      "example_format": "4.8 mm (3/16 in)"
    },
    {
      "key": "valve_ball_seat_material",
      "label": "Valve Ball & Seat Material",
      "group": "selection",
      "priority": "differentiating",
      "value_type": "controlled",
      "unit": null,
      "example_format": "PTFE ball / 316 SS seat"
    },
    {
      "key": "static_dissipative_construction",
      "label": "Static-Dissipative Construction",
      "group": "selection",
      "priority": "differentiating",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Yes, conductive metal housing with ground lug"
    },
    {
      "key": "atex_ex_marking",
      "label": "ATEX / Ex Marking",
      "group": "evidence",
      "priority": "channel",
      "value_type": "text",
      "unit": null,
      "example_format": "II 2G Ex h IIB T4 Gb"
    },
    {
      "key": "food_contact_compliance",
      "label": "Food Contact Compliance",
      "group": "evidence",
      "priority": "channel",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Wetted PTFE parts stated to FDA 21 CFR 177.1550"
    },
    {
      "key": "gtin_upc",
      "label": "GTIN / UPC",
      "group": "identity",
      "priority": "channel",
      "value_type": "identifier",
      "unit": null,
      "example_format": "0614141000753"
    },
    {
      "key": "country_of_origin",
      "label": "Country of Origin",
      "group": "evidence",
      "priority": "channel",
      "value_type": "controlled",
      "unit": null,
      "example_format": "United States"
    }
  ],
  "evidence_columns": [
    "raw_value",
    "normalized_value",
    "source_uri",
    "source_page_or_row",
    "confidence",
    "review_state",
    "last_verified"
  ],
  "normalization_examples": [
    {
      "attribute": "Diaphragm Material",
      "variants": [
        "Santoprene",
        "Santoprene™ TPE",
        "SANT",
        "Sant.",
        "Santoprene TPV",
        "Santoprene diaphragm"
      ],
      "normalized": "Santoprene (TPE)"
    },
    {
      "attribute": "Wetted Housing Material",
      "variants": [
        "316 S.S.",
        "SS316",
        "Stainless Steel 316",
        "CF8M",
        "316SS",
        "AISI 316"
      ],
      "normalized": "316 stainless steel"
    },
    {
      "attribute": "Port Connection Type",
      "variants": [
        "NPT(F)",
        "FNPT",
        "Female NPT",
        "NPT Female",
        "NPT-F",
        "F NPT"
      ],
      "normalized": "NPT, female"
    }
  ]
}