User Manual
Table Of Contents
- 1 About this document
- 2 Overview
- 3 Notes
- 4 Functions
- 4.1 Temperature control
- 4.2 Operating modes
- 4.3 Room temperature setpoints
- 4.4 Application overview
- 4.5 Power supply selection for RDG200KN
- 4.6 Additional functions
- 4.7 Control sequences
- 4.7.1 Sequence overview (setting via P001)
- 4.7.2 Application mode
- 4.7.3 2-pipe fan coil unit
- 4.7.4 2-pipe fan coil unit with electric heater
- 4.7.5 2-pipe fan coil unit with radiator or floor heating
- 4.7.6 2-pipe/2-stage heating or cooling
- 4.7.7 4-pipe fan coil unit
- 4.7.8 4-pipe fan coil unit with electric heater
- 4.7.9 Chilled/heated ceiling and radiator applications
- 4.7.10 Compressor applications
- 4.7.11 Applications with external AQR sensor or QMX room operator unit
- 4.7.12 Setpoints and sequences
- 4.8 Control outputs
- 4.9 Fan control
- 4.10 Multifunctional input, digital input
- 4.11 Handling system faults
- 4.12 KNX communications
- 4.13 Communication objects (S-Mode)
- 4.14 Communication objects (LTE-Mode)
- 4.15 Control parameters
- 5 Supported KNX tools
- 6 Connection
- 7 Technical data
- 8 Dimensions
- Index /
Technical data
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142 | 150 A6V11545892_en--_a
Multifunctional inputs
Temperature range -20…70 °C
Temperature sensor input
Type LG-Ni1000
Temperature range -40…70 °C
Digital input
Operating action Selectable (NO/NC)
Contact sensing DC 0…5 V, max. 5 mA
Insulation against mains SELV
KNX bus
Interface type KNX, TP Uart 2 (electrically isolated)
Bus current 5 mA
Bus topology: See KNX manual ("Reference documentation")
Operational data
Switching differential, adjustable
Heating mode (P051) 1 K (0.5…6 K)
Cooling mode (P053) 1 K (0.5…6 K)
P-band Xp
Heating mode (P050) 2 K (0.5…6 K)
Cooling mode (P052) 1 K (0.5…6 K)
Setpoint setting and setpoint range
Comfort mode (P011) 21 °C (5…40 °C)
Economy mode (P019-P020) 15 °C/30 °C (OFF, 5…40 °C)
Protection mode (P100-P101) 8 °C/OFF (OFF, 5…40 °C)
Multifunctional inputs X1/X2/U1 Selectable (0…25)
Input X1 default value (P150)
1 (external temperature sensor, room or
return air)
Input X2 default value (P153) 0 (no function)
Input U1 default value (P155) 3 (window contact)
Built-in room temperature sensor
Measuring range 0…49 °C
Accuracy at 25 °C < ±0.5 K
Temperature calibration range ±3 K
Built-in humidity sensor
Measuring range 10…90 %
Accuracy (after calibration via P007) < 5 %