Siemens RDG2 KN Series Basic Documentation

Functions
Control parameters
4
142 | 180
A6V11545892_en--_c
Parameter
Name
Factory setting
Range
RDG20
..KN
RDG26
..KN
Dependencies
Expert level
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
Manager/subordinate (M/S)
1
0 = Subordinate
1 = Manager
✓
✓
‒
P259
12)
Subordinate 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 water
temperature
30 °C
--- (0),5…60 °C
✓
✓
P350
Input
Relay functions
P400
9)
Output Q1 function
0
0 = No function
1 = Switch OFF in Protection
2 = Switch ON in Heat/Cool demand
3 = Switch ON in Heat demand
4 = Switch ON in Cool demand
5 = Heating sequence active
6 = Cooling sequence active
7 = External dehumidifier control
10)
8 = External humidifier control
10)
✓
✓
✓
✓
✓
✓
✓
M
M
✓
✓
✓
✓
✓
✓
✓
M
M
P350, P351,
P258
P401
9)
Output Q2 function
P402
Output Q3 function

Siemens RDG2 KN Series Specifications

General

Brand	Siemens
Model	RDG2 KN Series
Category	Thermostat
Language	English