Siemens Synco 900 Mounting And Commissioning page 30

Absence
"Absence" is triggered when the respective input terminal closes. The
room temperature setpoints are switched to the respective absence
setpoint (per room) and any activated time program for presence
simulation starts via the switching groups.
For a detailed description of "Absence", refer to the Operating Instruc-
tions.
State whether an external absence contact is used and from where
the central apartment unit receives its status.
Setting
---
Via RF / S-Mode
B (local)
* The connection of the relevant S-Mode objects of the central apartment
unit to the relevant S-Mode devices on KNX TP1 is made with a commis-
sioning tool (ETS)
Main menu > Commissioning > Basic configuration > Inputs >
Absence:
Factory setting
Your setting
30/88
Siemens
Building Technologies
Description
Inactive – absence contact not installed
• Absence contact connected to universal
input B of an RRV91... heating circuit
controller
• Absence signal of an S-Mode object is
received via KNX TP1 *
Absence contact connected to universal
input B of the central apartment unit
---
---
Via RF / S-Mode
B (local)
Synco 900
Commissioning the system
CE1C2707en
05.07.2007