User Manual
Table Of Contents
- 1. About this document
- 2. Summary
- 3. Functions
- 3.1 Temperature control
- 3.2 Operating modes
- 3.3 Room temperature setpoint
- 3.4 Applications overview
- 3.5 Additional functions
- 3.6 Control sequences
- 3.7 Control outputs
- 3.8 Fan control
- 3.9 Multifunctional input, digital input
- 3.10 Handling faults
- 3.11 Modbus RTU mode
- 3.12 Communication objects
- 3.13 Control parameters
- 4. Handling
- 5. Connection
- 6. Mechanical design
- 7. Technical data
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Siemens RDF302 Basic documentation CE1P3079en
Smart Infrastructure 2020-12-01
Operational data Switching differential, adjustable
Heating mode (P30)
Cooling mode (P31)
2 K (0.5...6 K)
1 K (0.5...6 K)
Setpoint setting and range
Comfort (P08)
Economy (P11-P12)
Protection (P11-P12)
21 °C (5...40 °C)
15 °C/30 °C (OFF, 5...40 °C)
8 °C/OFF (OFF, 5...40 °C)
Multifunctional input X1/X2
**)
Input X1 default value (P38)
Input X2 default value (P40)
Selectable 0...8
3 (Op. Mode switchover)
1 (External temp. sensor)
Built-in room temperature sensor
Measuring range
Accuracy at 25 °C
Temperature calibration range
0…49 °C
< ± 0.5 K
± 3.0 K
Settings and display resolution
Setpoints
Current temperature value displayed
0.5 °C
0.5 °C
Environmental conditions Storage
Climatic conditions
As per IEC 60721-3-1
Class 1K3
Transport
Climatic conditions
As per IEC 60721-3-2
Class 2K3
Operation
Climatic conditions
As per IEC 60721-3-3
Class 3K5
1)
Standards and directives EU Conformity (CE) CE1T3079xx
*)
RCM A5W90002895
*)
Electronic control type
Home and Building Electronic Systems
2.B (micro-disconnection on
operation)
EN 50090-2-2
Safety class II as per EN 60730
Pollution class Normal
Housing flammability class according to UL94 V-0
Degree of protection of housing IP 30 as per EN 60529
Environmental compatibility The product environmental declaration CE1E3079en (RDF302)
*)
, A5W00085839A
(RDF302/VB)
*)
, A6V11610192 (RDF302.B)
*)
contains data on environmentally
compatible product design and assessments (RoHS compliance, materials
composition, packaging, environmental benefit, disposal).
General Connection terminals Solid wires or prepared stranded
wires 1 x 0.4…1.5 mm
2
Housing front color RAL 9003 white
RAL 9004 black
Weight without / with packaging 0.174 kg/0.261 kg
*)
The documents can be downloaded from http://siemens.com/bt/download.
**)
RDF302.B does not have inputs X1 and X2. Parameters related to X1 and X2
input functions are not applicable to RDF302.B.
1)
No condensation is allowed.