ABB i-bus® KNX
PLANNING AND APPLICATION
2CDC072007FXX18
Fig. 33: 6-way valve activation
If the control value is in the voltage range for
heating
, the flow for
heating
is opened to suit the control
value and the flow for
cooling
blocked.
If the control value is in the voltage range for
cooling
, the flow for
cooling
is opened to suit the control
value and the flow for
heating
blocked.
If the control value is 0 %, the middle of the dead zone is activated. The flow for
heating
and
cooling
is
blocked.
12.2.21
Use of an analog room control unit
CAUTION
Connecting several analog room control units will cause malfunctions when the device is operated.
The following functions can be implemented with analog room control units:
• Manual adjustment of the temperature setpoint and (depending on the analog room control unit) the
fan speed
• Measurement of the room temperature with a temperature sensor
A separate output is available for each function, →
Connecting analog room control unit, Page 30
The following analog room control units can be connected:
• SAR/A 1.0.1-24 Room Temperature Control Panel
9AKK107992A3042
Fig. 34: SAR/A 1.0.1-24
• SAF/A 1.0.1-24 Room Temperature and Fan Coil Control Panel
Product manual | EN-US | VC/S 4.x.1 | 2CDC508220D0211 Rev. B
191
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