Definition & axiom
⚠ Conflicts with the ISO 15926-4 primary definition
Label (EN)
conductivity transmitter
Label (PT-BR)
Definition (EN)
Definition (PT-BR)
Semi-formal axiom (Aristotelian)
Axiom type
LLM classification basis: function-based → ≡
The concept is defined by its designed function to measure and transmit conductivity signals. The identity is given by the ConductivityTransmissionFunction it realizes, regardless of the specific physical implementation or sensor technology used.
Validation status
Why primitive (necessary only)
Reviewer notes
FOL theory & disjointness
First-order logic theory (generated)
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Disjoint with
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Expert review
Axiomatization steps
1
Identity-Giving Function
✓ done
ConductivityTransmissionFunction → ConductivityTransmissionProcess ⊑ MeasurementProcess
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COPI-Core operation
MeasurementProcess via process parent SignalTransmissionProcess
LLM rationale:
The identity-giving function combines conductivity measurement with signal transmission. This is a specialized subtype of SignalTransmissionFunction that specifically measures and transmits electrical conductivity of fluids.
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Expert review
2
Genus Proximus
✓ done
Transmitter · Assembly
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Genus (genus proximum)
Most specific superclass — may be a domain class like "Valve" or an IOF-Core root.
BFO/IOF-Core Root
bfo:Object branch
bfo:ObjectAggregate branch
bfo:ImmaterialEntity branch
LLM rationale:
From parent_candidates, 'transmitter' is the most specific appropriate superclass and is already enriched in our ontology with SignalTransmissionFunction. PROCESS VARIABLE TRANSMITTER would be more specific but is not enriched. CONDUCTIVITY METER is a sibling measurement device but lacks the transmission capability that defines transmitters.
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Expert review
3
Differentia Specifica
✓ done
∃bearerOf.ConductivityTransmissionFunction
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Conditions that distinguish
Conductivity Transmitter
from sibling classes under genus
Transmitter.
Only what is not already entailed by the genus.
Differentia expression
Differentia (natural language)
LLM rationale:
The differentia is the specific measurement function for conductivity. The genus 'transmitter' already provides the signal transmission capability, so only the conductivity-specific measurement function distinguishes this from other transmitter types.
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Expert review
4
Necessary Parts
✓ done
no necessary parts
▼
Consider part-whole relations beyond subsumption:
hasComponentPartAtAllTimes (universal, structurally essential)
· hasComponentPartAtSomeTime (contingent, optional component)
LLM rationale:
These parts are necessary for all conductivity transmitters regardless of specific technology. The conductivity sensor provides measurement capability while signal conditioning enables proper transmission.
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Expert review
5
Process Participation Signature ⟨I, O, T⟩
✓ done
PortionOfFluid → InformationContentEntity
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Inputs (I)
Outputs (O)
Transformation (T)
LLM rationale:
Conductivity transmitters measure electrical properties of process fluids and convert to standardized electrical signals for control systems.
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Expert review
More
Alternative labels
none
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Synonyms / alternative labels (comma-separated) — skos:altLabel
Language auto-detected on export (PT if the label contains accents, EN otherwise).
Properties as BFO qualities
0 of 15 selected
▼
Select which CFIHOS/DEXPI properties inhere in every instance of Conductivity Transmitter as
bfo:Quality subclasses.
Each selected property →
:ConductivityTransmitterQuality ⊑ bfo:Quality, inheres in :ConductivityTransmitter
Custom axioms
none
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Axioms not produced by the pipeline. Each is appended verbatim as an
rdfs:subClassOf restriction on Conductivity Transmitter.
Write the restriction block in Turtle syntax (without the leading
rdfs:subClassOf).
Example: [ owl:onProperty :hasPart ; owl:someValuesFrom :Wellhead ]
Cross-standard divergences
none detected yet
▼
Click "Detect divergences" to analyse cross-standard disagreements for this cluster.
Source Definitions (2)
CONDUCTIVITY TRANSMITTER — ClassOfFunctionalObject
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cfihos V2.0
conductivity transmitter — TagAndEquipmentClass
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Provenance tiers (2)
Sources the pipeline cited while building this entry. Verbatim = the quote was copied word-for-word from that source; summary = paraphrased.
OWL/Turtle preview
Download .ttl
Numeric
COPI_* IRIs from copi-iri-map.tsv, with the readable name as a trailing comment. Names not yet in the map stay readable.
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ID 222 · claude-sonnet-4-20250514
Created 2026-04-16 18:12
Updated 2026-09-08 12:26
