Catalog

Room automation Synco
Communicating room thermostats
For fan coil units - Communicating KNX thermostat RDG.. / RDF..
6-19
2015Some products are not available in every country
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Siemens Switzerland Ltd
Building Technologies Division
6
Data sheet N3174
Operating voltage AC 230 V
Switching differential 0.5…6 K
Setpoint setting range 5...40 °C
Analog inputs‚ number 2
Relay outputs‚ number 5
Relay outputs Fan: N.O. contacts‚ non-floating
Valve: N.O. contacts‚ non-floating
Relay output‚ switching voltage AC 230 V
Relay output‚ switching current 5 (2) A
Type of fixing With screws on recessed round conduit box diameter min. 60 mm
Degree of protection IP30
Dimensions (W x H x D) 86 x 86 x 47 mm
Communication Bus: KNX (S-mode and LTE mode with Synco 700)
Stock No. Product No.
S55770-T350 RDF800KN
Touch screen room thermostat with KNX communications‚ for 2-/4- pipe fan
coil‚ universal applications or compressors in DX-type equipment
Touch screen room thermostat for 2-/4-pipe fan coil‚ universal applications or compressors in DX-type
equipment
- KNX communications
- Operating modes: Comfort‚ Economy and Protection
- For heating and/or cooling applications
- 2 or 3-position control outputs
- Output for 1-speed or 3-speed fan
- 2 multifunctional inputs for keycard contact‚ external room / return air temperature (QAH11.1‚
QAA32)‚ heat / cool changeover‚ window contact on/off‚ dewpoint monitor‚ electrical heater enabled‚
fault contact‚ presence detector
- Automatic or manual heating/cooling changeover
- Adjustable commissioning and control parameters
- Minimum and maximum setpoint limitation
- Color of housing: Ivory white
- Backlit display
Application selectable:
- 2-pipe system
- 2-pipe system with electrical heater
- 4-pipe system
RDF800KN