
A detached ventilation control (RMS705B, device 1) controls a rooftop fan
(RMS705B, device 2). To do this, a release command created in device 1 is sent as
transmission object via digital output and used by device 2 to start the rooftop fan.
Example 2
In reverse direction, any operating message created in device 2 is sent as
transmission object via digital output to device 1 and processed accordingly.
The following transmission and reception zones are engineered for the example:
Data exchange concept
RMS705B, device 1
RMS705B, device 2
Value
Terminal
Transmission
zone
Terminal
Reception
zone
N.Q1
1
N.X1
1
Rooftop fan release
Reception
zone
Transmission
zone
N.X1
2
N.Q2
2
Rooftop fan operating
message
= Transmission
= Reception
Configuration
C
Device 1 onfigure the following in RMS705B, device 1 (ventilation control):
Main menu > Commissioning > Extra configuration > Input identifier >
Operating line
Range
Factory setting
N.X1 Digital
Main menu > Commissioning > Communication > LTE transmission zones >
Operating line
Range
Factory setting
N.Q1 1
Main menu > Commissioning > Communication > LTE reception zones >
Operating line
Range
Factory setting
N.X1 2
Configure the following in RMS705B, device 2 (rooftop fan):
Device 2
Main menu > Commissioning > Extra configuration > Input identifier >
Operating line
Range
Factory setting
N.X1 Digital
Main menu > Commissioning > Communication > LTE transmission zones >
Operating line
Range
Factory setting
N.Q2 2
Main menu > Commissioning > Communication > LTE reception zones >
Operating line
Range
Factory setting
N.X1 1
187 / 216
Siemens
Switching and monitoring device RMS705B
CE1P3124en
Building Technologies
Communication
01.04.2010