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Technology

2. Security Requirements: Modern building infrastructures are already suited for SPE in
automation systems must meet high security many cases. The great added value lies in the
standards, especially if they transmit sensi- increase of performance. SPE facilitates integra-
tive data. The integration of IP-based secu- tion into existing infrastructures, as less cabling
rity standards in SPE-based room operating is required, and installation costs are lower. This
units ensures secure data transmission and makes SPE components an attractive solution
protects them against potential threats. for modernizing older buildings.

Using SPE with BACnet EPBD-Compliant Solutions

BACnet/IP and BACnet/SC are based on the IP The European Energy Performance of Buildings
protocol. In these cases, the use of SPE is an Directive (EPBD) stipulates high demands on the
ideal alternative to classical IP network cabling. energy efficiency and sustainability of buildings.
There is no need for time-consuming cabling or SPE-based room operating units make a sig-
the assembly of RJ45 connectors. The plug-in nificant contribution to meeting these require-
two-wire connection is easy and inexpensive to ments. By precisely controlling and monitoring
install. Alternatively, with SPE, the power sup- HVAC systems as well as lighting and shading
ply and data cable can be laid separately as systems, Thermokon supports its customers in
usual. Numerous well-known manufacturers are achieving the required energy targets and oper-
already presenting the first SPE-capable com- ations in compliance with the EPBD. This ena-
ponents for building automation as an alterna- bles customers / building owners to meet legal
tive to RS485. requirements, reduce operating costs and ulti-
mately reduce carbon emissions.
Application examples of SPE room
operating units Conclusion

B
ƒ uilding management: SPE-based room Thermokon is convinced that SPE will play a
operating units are ideal for the central decisive role in the future development of build-
control and monitoring of heating, ventilation ing automation systems. By integrating this tech-
and air-conditioning (HVAC). They offer nology into their operating units and seamless
precise control and help to increase energy integration into BACnet networks, they can offer
efficiency. their customers innovative solutions that not only
L
ƒ ighting and shading control: Thermokon’s improve the energy efficiency and reliability of a
room control units allow flexible and BMS, but also reduce costs and simplify instal-
energy-efficient control of lighting & shading lation. The products show their strength particu-
systems, helping to improve energy larly in the retrofit sector and with regards to
efficiency and comfort. increasing security requirements. 

Retrofit: Modern Solutions for Existing
Systems

Another important area of application for SPE-
based room operating units is retrofitting exist-
ing infrastructures. Existing automation net-
works can be adapted to this technology almost
cost-neutral as part of a building refurbish-
ment. Research has shown that existing cable

Dominique Alt
Head of Product ManagementThermokon Sensortechnik GmbH
dominique.alt@thermokon.dewww.thermokon.de

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