
1 Overview
1.1
RMS705B – Features and functions
RMS705B helps switch and monitor plant elements in heating, ventilating and air
conditioning plants.
RMS705B
RMS705B is freely configurable (no standard applications).
RMS705B typically is used for the following tasks:
Non-standard applications of the Synco
TM
700 system
Alarming and monitoring
Switching functions (time switch, logical blocks, motors, etc.)
Thanks to the KNX bus, bus communications of the controlled system can be used
easily.
Possible thanks to KNX
End users, engineering, service and commissioning staff all profit from menu-
driven clear text operation!
User-friendly at all
levels
Various switching and monitoring functions combined with mathematical and
physical operations (calculations, minimum, maximum and average calculations,
enthalpy).
Key features
Lead/lag control of pumps, fans, motors, refrigeration machines, etc. with
runtime balancing.
3 universal controllers with limiting function.
Data acquisition: Pulse count (for display purposes), operating hours count,
trend display of data as well as event logging (e.g. for legionella function).
Freely configurable, thanks to extended configuration options.
For additional, universal inputs for displaying and monitoring/alarming.
Modular extendable with extension modules RMZ785, RMZ787, and RMZ788.
Menu-driven operation with separate operator unit: Plug-in type or detached
mounting.
KNX bus connection for operation and process information.
6 / 216
Siemens
Switching and monitoring device RMS705B
CE1P3124en
Building Technologies
Overview
01.04.2010