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Siemens RXB (KNX) application library FNC Description of functions for FC-10, FC-11, FC-12 CM110385en_05
Building Technologies KNX information 28 Feb 2009
10
38
5z
2
1
13.6 LTEmode communication objects
Page
Communication objects
RXB fan-coil controller Communication objects Page
Time switch zone
A.R.W
59 Room operating mode
59 Enable Comfort
128 Application mode
Geographical zone
A.R.W
80 Room temperature Room temperature output 79
80 Return air temperature Return air temperature output 79
73 Setpoints heating Heating coil output 90
73 Setpoints cooling Cooling coil output 90
74 Setpoint adjustment Heating surface output 102
74 Setpoint shift heating Fan output 113
74 Setpoint shift cooling
or electrical:
98 Enable electric heater
Heating output bus electric 97
107 Outside air damper heating
107 Enable dampers
Supply air temperature output
110
Outside air temp. zone
80 Outside air temperature input
Heat distr zone heating coil
Heating coil energy demand 127
84 H/C changeover input Refrig distr zone cooling coil zone
Cooling coil energy demand 127
Heat distr zone heating surface
Energy demand heating surface 128
Master/slave zone
120 M/S HVACcontroller input A.R.S M/S HVACcontroller output 120
120 M/S room unit input M/S room unit output 120
Broadcast
135 Enable alarm info Alarm info CS 135
Alarm text CS 135
The RXB2… fan-coil controllers incorporate the following Konnex function blocks:
– RSMHD 100 Room Setpoint Manager HVAC-Mode Driven
– FCC 258 Fan Coil Control
– RTS 321 Room Temperature Sensor
– RNATS 323 Return Air Temperature Sensor
– FSA 372 Fan Speed Actuator
– ALSrc 1002 Alarm Source
Function blocks