Overview; Central Control Unit Rmb795B; Product Range - Siemens RMB795B Basic Documentation

What is the RMB795B
central control unit?
Note
KNX makes it possible
User-friendliness
at all levels
Function
Control units,
accessories
10 / 144
Siemens
Building Technologies
1

Overview

1.1

Central control unit RMB795B

The RMB795B is a central control and operator unit for room control in connection
TM
with Synco RXB/RXL and with room thermostats RDG/RDF/RDU. It significantly
extends the field of use of the Synco
The room controller RXB/RXL and Synco room thermostats RDG/RDF/RDU are
referred to below as individual room controller.
Thanks to the KNX bus, the bus communication capability of the controller network
can be used in the easiest possible manner. For that, the typical easy-to-
TM
understand Synco operating concept has been maintained.
Whether for end-users, engineering, service or commissioning staff, menu-driven
operation in clear-text underlines the system's user-friendliness at all levels.
The RMB795B central control unit is operated via a plug-in type or detached
operator unit.
The RMB795B central control unit facilitates central operation of room groups
equipped with RXB/RXL room controllers while offering the following features:
• Time switch, calendar and special day programs
• Preselected setpoints and trend functions
• Supervision of the highest / lowest temperatures and device supervision
• Collects and forward demand signals to the primary side
1.2

Product range

The table below shows the various comprehensive solutions for use with the
RMB795B and individual room controllers:
Room unit Illustration
Switching and
control units
Central control unit RMB795B
Overview
TM
system.
Name
Central control
unit
Room controlled
Room controller
Room thermostat RDF
Type Data
Sheet
RMB795B N3122
RXB.. N3873
N3874
RXL N3877
N3171
CE1P3122en
18.01.2012