Siemens Synco 900, Mounting And Commissioning

Page: 28 / 88

28/88
Siemens Synco 900 CE1C2707en
Building Technologies Commissioning the system 05.07.2007
Heating operating mode
When the respective input terminal closes, the heating operating
mode for the entire apartment changes. The operating mode required
on contact closure can be selected with parameter “Operating mode
contact“ (refer to the Operating Instructions, section ”Service level“).
State whether an external heating operating mode contact is used
and from where the central apartment unit receives its status.
Setting Description
---
Inactive – heating operating mode contact
not installed
Via RF
Heating operating mode contact connected
to universal input B of an RRV91… heating
circuit controller
B (local) Heating operating mode contact connected
to universal input B of the central apartment
unit
Main menu > Commissioning > Basic configuration > Inputs >
Heating mode:
Factory setting ---
Your setting ---
Via RF
B (local)
Summer operation
When the contact closes, the heating switches to summer operation
and when the contact opens, it switches to winter operation, provided
no other changeover criterion (e.g. summer / winter changeover tem-
perature or start / end of summer) has become active (refer to the
Operating Instructions, section “Service level“).
State whether an external summer operation contact is used and
from where the central apartment unit receives its status.
Setting Description
---
Inactive – summer operation contact not
installed
Via RF / S-Mode •
Summer operation contact connected to
universal input B of an RRV91… heating
circuit controller
•
Summer operating state of an S-Mode
object is received via KNX TP1 *
B (local) Summer operation contact connected to
universal input B of the central apartment
unit
* 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)