Direct Digital Control (DDC)

We are a system vendor for Plüth (DEOS) Regelungstechnik from Rheine for Southwest Germany



Replacing an analogous control by a DDC system from Plüth can save up to 15% of energy.

Example: OPEN 4100 EMS - the native BACnet controller

The OPEN 4100 EMS (Energy Management Station) is designed as a native BACnet controller. It supports the BACnet protocol according to the ANSI/ASHRAE Standard with up to 4000 BACnet objects.

The OPEN 4100 EMS is tested according to DIN EN 16484-6 and BTL/WSPLab Test Plan. It is certified to the rules by BACnet Interest Group Europe and is BTL listed.

The OPEN 4100 EMS supports up to 4,000 physical data points.

Example: Example: OPEN 810 EMS - the native BACnet Controller


The OPEN 810 EMS (Energy Management Station) is designed as a native BACnet controller. It supports the BACnet protocol according to the ANSI/ASHRAE Standard with up to 1,000 BACnet objects.

The OPEN 810 EMS is tested according to DIN EN 16484-6 and BTL/WSPLab Test Plan. It is certified to the rules by BACnet Interest Group Europe and is BTL listed.

The OPEN 810 EMS has one CAN interface. Three different versions for the connection of 5, 12 or 32 OPEN IO modules facilitate the adjustment on different installation sizes.

The OPEN 810 EMS supports up to 512 physical data points.

Plüth (DEOS) Regelungstechnik GmbH