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Register a scale

register_scale

Register a brewing scale: the instrument that weighs the dose and the yield.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
nameYesScale name/model, e.g. Acaia Lunar, Timemore Black Mirror Basic 2
notesNoAdditional notes
powerNoHow it is powered or recharged
depth_mmNoPlatform depth in mm
width_mmNoPlatform width in mm. Measure your drip tray
auto_tareNo1 if it zeroes itself when a vessel is set down, 0 if not, null if unstated
height_mmNoOverall height in mm: the dimension that decides whether it fits under a group head
auto_timerNo1 if the timer starts on first flow, 0 if not, null if unstated
capacity_gNoMaximum weight in grams. The cup or portafilter counts against it
scale_typeYesWhat the scale is built for: espresso (drip-tray footprint), brew (pour-over platform), dual (both modes), connected (app/controller integration), dosing (gravimetric dispensing), training, bench (high capacity, coarse)
connectivityNoHow the scale talks to an app or a machine controller
resolution_gNoFinest published readability in grams. Leave null unless the maker states it
water_resistanceNoIEC 60529 ingress code as published, e.g. IPX4, IPX6, IP67, or none
flow_rate_displayNo1 if the scale shows live flow rate in g/s, 0 if it does not, null if the maker never said
resolution_bandedNo1 when resolution_g only holds in the lowest weight band and coarsens with load. Put the ladder in notes

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
statusYes
messageYes
scale_idYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. Changed3 schema fields changed
    • changedInput schema / properties / height_mm / description
      Previous value: -"Overall height in mm — the dimension that decides whether it fits under a group head"New value: +"Overall height in mm: the dimension that decides whether it fits under a group head"
    • changedInput schema / properties / resolution_banded / description
      Previous value: -"1 when resolution_g only holds in the lowest weight band and coarsens with load — put the ladder in notes"New value: +"1 when resolution_g only holds in the lowest weight band and coarsens with load. Put the ladder in notes"
    • changedInput schema / properties / width_mm / description
      Previous value: -"Platform width in mm — measure your drip tray"New value: +"Platform width in mm. Measure your drip tray"
  2. First observed

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