Gas Safety

Methane (CH₄) · thermal-conductivity module · — · live

awaiting feed

% LEL

—

Methane · current

— ppm

range 0–50,000 ppm · TC principle

Humidity

—

raw field · ÷100→%RH TBC w/ partner

Temperature

— °C

on-module compensation

live · last 40 readings

—

CH₄ (ppm) 20% LEL = 10,000 ppm 60% LEL = 30,000 ppm

Auto-scaled to the live range; alarm thresholds sit far above current readings.

—

Sensor—

Modality—

Identitybridge-attested · Ed25519 (at gateway)

Last reading—

NOT WIRED

Streaming anomaly scoring on the methane series (ADD §5.3) — start edge_ai.py on the gateway to activate.

ADVISORY

First alarm · 20% LEL10,000 ppm

Second alarm · 60% LEL30,000 ppm

Thresholds shown for context — start edge_ai.py to evaluate live. Advisory only; no trip actions armed (§5.2).

single-sensor PoC

Module	Modality	CH₄ (ppm)	% LEL	RH (raw)	Temp	Trend	Status
Waiting for live data…