RCDD · Question #206
Which of the following protocols is referred to under ISO 16484-5?
The correct answer is A. BACnet. This question tests recognition of the international standard designation for the BACnet protocol used in building automation systems.
Question
Which of the following protocols is referred to under ISO 16484-5?
Options
- ABACnet
- BARCnet
- CEuropean installation bus
- DEMSLan
- ELonMark
How the community answered
(35 responses)- A83% (29)
- C3% (1)
- D9% (3)
- E6% (2)
Why each option
This question tests recognition of the international standard designation for the BACnet protocol used in building automation systems.
BACnet (Building Automation and Control Networks) was originally published by ASHRAE as Standard 135 and was subsequently adopted by ISO as ISO 16484-5, making it the only protocol among the choices with this specific ISO designation. It is the dominant open-standard protocol for interoperability between BAS devices from different manufacturers.
ARCnet is a legacy local area network technology unrelated to building automation standards and has no association with ISO 16484-5.
The European Installation Bus (EIB/KNX) is governed by its own standards body and EN 50090, not ISO 16484-5.
EMSLan is a proprietary energy management system communication protocol and is not recognized under ISO 16484-5.
LonMark is a certification program associated with the LonWorks protocol governed by ISO/IEC 14908, not ISO 16484-5.
Concept tested: ISO 16484-5 BACnet protocol standard identification
Source: https://www.iso.org/standard/71706.html
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