Contents
Fse-beam-smoke-detector-v1.svg (SVG file, nominally 900 × 600 pixels, file size: 7 KB)
Summary
A beam smoke detector: smoke between emitter and receiver weakens the beam; the alarm follows when the received light falls below the setting. Based on Iqbal and Salley (2004), pp. 11-3 and 11-5.
Original vector illustration for Beam smoke detector, level 2 Intermediate.
- Source basis: Iqbal and Salley (2004), p. 11-3 (obscuration principle) and p. 11-5 (beam spans the protected area, line detector); McGrattan et al. (2026), p. 109 (emitter and receiver positions); Schifiliti et al. (2002), p. 4-22 (I0, I, path length)
- Alt text: Cross-section of a hall with an emitter on one wall, a receiver on the other and a smoke plume crossing the light beam between them.
Licensing
New drawing by Fire Safety Academy. © Fire Safety Academy.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:17, 2 November 2026 | | 900 × 600 (7 KB) | Lisa (talk | contribs) | Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity |
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