Basic Documentation
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-stage heating and 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
- 4.12.1 S-Mode
- 4.12.2 Master/slave configuration in KNX S-Mode
- 4.12.3 LTE-Mode
- 4.12.4 Zone addressing in LTE-Mode (with Synco)
- 4.12.5 Master/slave configuration in LTE-Mode
- 4.12.6 Example of heating and cooling demand zones
- 4.12.7 Send heartbeat and receive timeout
- 4.12.8 Startup
- 4.12.9 Heating and cooling demand
- 4.12.10 Fault and alarms function on KNX
- 4.13 Communication objects
- 4.14 Communication objects (LTE-Mode)
- 4.15 Control parameters
- 5 Supported KNX tools
- 6 Connection
- 7 Technical data
- 8 Dimensions
- Index
Functions
Control parameters
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Parameter
Name
Factory
setting
Range
RDG200KN
RDG260KN
Dependencies
Expert level
P214
6))
RDG20xKN: Actuator running time
Y1 and Y3 for 3-pos
150 s
20…300 s
✓
‒
P214: P201
P215: P203
P215
6
RDG20xKN: Actuator running time
Y2 and Y4 for 3-pos
P217
RDG26xKN: Power of electric
heater on Q2
0 kW
0.0…1.2 kW
✓
✓
P203, P204
Features
P250
Valve kick
OFF
ON = Enabled
OFF = Disabled
✓
✓
‒
P251
7)
10)
Purge time (every 2 hours)
---
--- (0, Not active), 1…5 min
M
M
P258
P252
8)
Flow temp limit floor heating
28 °C (82 °F)
10...50 °C (50…122 °F)
✓
✓
‒
P254
4)
Swap sequences between H and C
(2-pipe / 2-stage)
OFF
ON = Enabled
OFF = Disabled
✓
✓
P001
P255
10)
Track setpoint for cooling depends
on outside temperature
OFF
ON = Enabled
OFF = Disabled
M
M
P258
P256
Flow limitation in heating mode for
PICV
10 V
0…10 V
✓
✓
‒
P258
Master/Slave
1
0 = Slave
1 = Master
✓
✓
‒
P259
12)
Slave identification
1
"---"
1...9
S
S
P258
Fan control
P350
Fan control
1
0 = Disabled
1 = Enabled
2 = Heating only
3 = Cooling only
4 = 2
nd
stage
5 = Heating and 2
nd
stage cooling
6 = Cooling and 2
nd
stage heating
7 = 2
nd
stage Cooling only
8 = 2
nd
stage Heating only
✓
✓
‒
P351
Fan speeds
3
1 = 1-speed fan
2 = 3-speed fan
3 = DC 0...10 V fan
✓
✓
P350, P201,
P203, P204,
P400, P401,
P402
P352
Fan overrun time
60 s
0...360 s
✓
✓
P350
P353
Fan speed switching point low
10 %
1 %...Fan speed 2 (P354)
✓
✓
P350
P354
Fan speed switching point med
65 %
Fan speed 1 (P353)…fan speed 3
(P355)
✓
✓
P350, P351
P355
Fan speed switching point high
100 %
Fan speed 2 (P354)…100 %
✓
✓
P350, P351
P356
DC fan switching point
DC: 10 %
DC: 1...100 %
✓
✓
P350
P357
DC fan speed low min. output
DC: 30 %
DC: 1 %...Fan speed med (P358)
✓
✓
P350
P358
DC fan speed med output
DC: 60 %
DC: fan speed low (P357)…fan speed
high(lower value of P359 and P360)
✓
✓
P350
P359
DC fan speed high max. out. heat
DC: 80 %
DC: fan speed med (P358)…100 %
✓
✓
P350
P360
DC fan speed high max. out.cool
P361
Fan start kick
ON
ON: Enabled
OFF: Disabled
✓
✓
P350
P362
On time minimum fan
2 min
1...6 min
✓
✓
P350
P363
Periodic fan kick Comfort
---
1…89 min, --- (0)
✓
✓
P350
P364
Periodic fan kick Economy
---
0…359 min, ---
✓
✓
P350
P365
Fan start delay
0 s
0...360 s
✓
✓
P350
P366
Fan start, minimum hot water
temperature
30 °C
--- (0),5…60 °C
✓
✓
P350
Input