Sytem Overview - Rehau NEA SMART 2.0 Service Manual

3.2

Sytem overview

Fig. 3-2 System overview NEA SMART 2.0 for 24 V
SYSBUS
System Bus (4-wire Bus, shielded
cable)
ZOBUS
Zone Bus (ZOBUS, 2-wire Bus, cable
typ and topology largely free, polarity does not
have to be considered)
1: NEA SMART 2.0 Room unit with display
(Bus and Wireless)
Tab. 3-1 System overview NEA SMART 2.0 – Details
2: NEA SMART 2.0 Base 24 V, central control
unit (Master) with transformer, for up to
8 rooms
3: NEA SMART 2.0 R-Module 24 V, extension
module room for 4 more rooms (with transfor-
mer to supply the actuators)
4: NEA SMART 2.0 Base 24 V, central cont-
rol unit (Slave) with transformer, for aditional
8 rooms
5: NEA SMART 2.0 U-Module 24 V, extensi-
on module universal for mixed circuits, dehu-
midifier (with transformer to supply the mi-
xing motor)
6: LAN-/WLAN-interface to connect the sys-
tem to the router and cloud
7: Actuator 24 V to control the valves of the
manifold
8: Router
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