– Origins and Uptake:
– LonWorks originated from Echelon Corporation’s chip designs, signaling technology, and network management software.
– ANSI accepted the LonTalk protocol as a standard for control networking in 1999.
– LonWorks is the basis for various standards such as IEEE 1473-L, EN 14908, and BACnet ASHRAE/ANSI.
– China adopted LonWorks as a national controls standard.
– ISO and IEC granted LonWorks standard numbers in 2008.
– Usage:
– By 2010, around 90 million devices were using LonWorks technology.
– Various industries like building, home, transportation, and industrial automation have adopted LonWorks.
– LonWorks applications include machine control, lighting systems, security, and fire detection.
– The technology is used in subway train control, stadium lighting, and security systems.
– LonWorks is applied in functions like newborn monitoring and remote power generation control.
– Technical Details:
– LonWorks technology includes twisted pair and power-line carrier signaling technologies.
– The two-wire layer operates at 78 kbit/s with differential Manchester encoding.
– Power line signaling achieves speeds of 5.4 or 3.6 kbit/s.
– LonWorks uses an IP tunneling standard for connecting devices to IP-aware applications.
– The Neuron chip was initially the primary implementation for LonTalk protocol nodes.
– References:
– LonWorks achieved ISO/IEC standardization in 2008.
– Documentation like transceiver data books and protocol specifications are available.
– LonMark International Member Companies directory provides information on LonWorks technology.
– Various standards and protocols like CTA-852.1 and ANSI C12.18 are related to LonWorks.
– Publications like Aircraft Engineering and Aerospace Technology have referenced LonWorks technology.
– Additional Information:
– LonWorks is an open standard (ISO/IEC 14908) for networking platforms tailored for control applications.
– The platform is designed for automation functions in buildings such as lighting and HVAC systems.
– LonWorks supports various media like twisted pair, power lines, fiber optics, and wireless.
– The technology is widely used in building automation and control systems.
– LonWorks has been integrated into diverse applications like street lighting, security systems, and intelligent electricity metering.
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LonWorks or Local Operating Network is an open standard (ISO/IEC 14908) for networking platforms specifically created to address the needs of control applications. The platform is built on a protocol created by Echelon Corporation for networking devices over media such as twisted pair, power lines, fiber optics, and wireless. It is used for the automation of various functions within buildings such as lighting and HVAC; see building automation.
