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 Supply air temperature sensor

 Fire detection
NOTE ‐ in some building types a gas leakage detector may be required

Figure 21 – Smart Room Controller in the T‐30 Prefabricated Hotel
[Source: BROAD Sustainable Building Co. Ltd., b‐16]

Room controllers include:
 Indoor ventilation
 Fresh air inlet

 Regulating air (conditioned air)
 Lighting

 Exterior shutter/curtain
 Interior curtain.
The wiring for the interior of the room (sensor network) is not described but with at least 15
connected devices represents a significant need for sensor infrastructure with a structured wiring
loom and conduit, sharing infrastructure costs.

ITU‐T's Technical Reports and Specifications 413