Siemens RDG2 KN Series Basic Documentation

Technical data
7
172 | 180
A6V11545892_en--_c
Outputs (RDG26..KN)
Use for external equipment (Q1, Q2,
Q3)
● Rating min., max. resistive/inductive
Qx
● Max total load current Q1+Q2+Q3
5 mA…1 A
2 A
No internal fuse!
External preliminary protection with max. C 10 A circuit breaker required for all
cases.
DC 0...10 V fan control (Y50-M)
SELV DC 0...10 V, max. ±5 mA
Actuator control (Y10-G0/Y20-G0/Y30-
G0 (G))
SELV DC 0...10 V, max. ±1 mA
Damper control (RDG264KN):
DC (U1)
On/Off (Q3)
SELV DC 0...10 V, ±1 mA
See Qx
Multifunctional inputs
X1-M/X2-M/U1-M
Temperature sensor input
Type
NTC 3k
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

Siemens RDG2 KN Series Specifications

General

Brand	Siemens
Model	RDG2 KN Series
Category	Thermostat
Language	English