User Manual

10.2 Refrigeration demand function
10.2.1 Purpose and enabling
The "Refrigeration demand" function acquires refrigeration demand from various
zones via the bus. The acquired refrigeration requests can be routed to another
zone or further handled as a resulting setpoint condition (temperature request
signal, chilled water flow setpoint) as a continuous or digital signal.
Purpos
e
Contrl.
To enable function "Refrigeration demand", assign the load signal of a controller,
enable the primary controller or assign output Q, d, Y, a.
Enabling
10.2.2 Use universal controller as consumer
Use "Extra configuration > Aggregates > Refrigeration demand" at the
corresponding controller for a sequence of the controller to generate refrigeration
demand (see Section 10.3 for application examples).
Purpos
e
Contrl.
X
Main menu > Commissioning > Extra configuration > Aggregates > Refrigeration demand >
Config
uration
Operating lin
e Adjustable values / Comment
Controller 1 ---, Sequence 4
Controller 2 ---, Sequence 4
Controller 3 ---, Sequence 4
This allows for generating a refrigeration demand signal that can be used by
another device on the KNX. To do this, set a "Refrigeration distribution zone".
Main menu > Commissioning > Communication > Distribution zones > Setting v
alues
Operating lin
e Range Factory setting
Refrigeration distribution zone 1…31 1
143 / 216
Siemens Switching and monitoring device RMS705B CE1P3124en
Building Technologies H/C demand, H/C changeover 01.04.2010