User Manual

22
Parameter Setting Function Remarks
Settings for the distribution zones
Path: ... > Commissioning > Communication > Distribution zones
Outside tempera-
ture zone
1 The device receives the outside
temperature via outside temperature
zone 1
Heat distribution
zone
2 The device receives the heat de-
mand via heat distribution zone 2
Heat distribution
zone source side
1 The device forwards the heat request
to the heating controller via heat
distribution zone 1
Heat demand
setpoint increase
Depending
on demand
To compensate for distribution los-
ses, the flow temperature controller’s
setpoint can be increased
Refrigeration
distribution zone
2 The device receives the refrigeration
demand via refrigeration distribution
zone 2
Refrigeration
distribution zone
source side
1 The device forwards the refrigeration
request to the refrigeration controller
via refrigeration distribution zone 1
Refrigeration
demand setpoint
reduction
Depending
on demand
To compensate for distribution los-
ses, the flow temperature controller’s
setpoint can be lowered
The heating / cooling changeover
signal is transmitted in the heat or
refrigeration distribution zone
The heating / cooling changeover
signal in Extra configuration must
be activated
Path: Commissioning > Extra
configuration > Heating/cooling
changeover > 2-pipe system H/C =
yes
4. Parameter settings on the central control unit RMB795B
Basic settings
Path: ... > Commissioning > Communication > Basic settings
Clock time opera-
tion
Master The device forwards the time of day
to the slave bus users
Remote setting
clock slave
Yes The master’s clock can be set from
this device
This setting does not apply since
the device operates as the master
Remote reset of
fault
Yes Faults of other bus users can be
acknowledged and reset from this
device
Settings for room group 1
Path: ... > Commissioning > Communication > Room group 1
Geographical zone
(apartm)
4 The device distributes the time pro-
gram in geographical zone 4
QAW operation
zone (apartm)
---- If a QAW740 room unit is used, its
geographical zone can be set here
Holidays / special
day operation
Autonomous Information about holidays and spe-
cial days is not distributed in the
holidays / special day zone
The setting is to be made in room
group 1 via menu Holidays / special
days. The setting has an effect on
the time program. The device dis-
tributes the time program to the
RXB of the same geographical
zone
Settings for the distribution zones
Path: ... > Commissioning > Communication > Distribution zones
Outside tempera-
ture zone
1 The device forwards the outside
temperature via outside temperature
zone 1