RDF800 Flush Mount Touch Room Thermostat

Product Name:
RDF800 Flush Mount Touch Room Thermostat for 2-/4-Pipe FCU

Description:
The RDF800 is a versatile flush mount touch room thermostat designed for controlling 2-pipe or 4-pipe fan coil units (FCU). It supports on/off outputs and features 2 universal inputs, compatible with both round and square conduit boxes. The thermostat offers multiple operating modes—Comfort, Economy, and Protection—making it ideal for heating and cooling applications in residential and commercial settings.

Key Features:

• Supports 2-pipe, 2-pipe with electrical heater, and 4-pipe systems

• On/off output with 2x universal multifunctional inputs

• Controls 2 or 3-position valves

• Outputs for 1-speed or 3-speed fans

• Multifunctional inputs for keycard contacts, external room/return air temperature sensors (QAH11.1, QAA32), heat/cool changeover, window contact on/off, dewpoint monitoring, electrical heater enable, fault contact, presence detector

• Automatic or manual heating/cooling changeover

• Adjustable commissioning and control parameters

• Minimum and maximum temperature setpoint limits

• Ivory white housing (RAL 9001) with backlit display

• Compatible with round conduit boxes (min diameter 60 mm) and square conduit boxes

Technical Specifications:

• Operating Voltage: AC/DC 230 V

• Power Consumption: 6 VA

• Setpoint Range: 5 to 40 °C

• Connection Cable: 2-wire supply

• Switching Differential: Heating 0.5–6 K; Cooling adjustable

• Analog Inputs: 2

• Relay Outputs: 5 (Fan: normally open contact; Valve: normally open contact; Non-floating)

• Relay Output Switching Voltage: 230 V

• Relay Output Switching Current: 5 (2) A

• Degree of Protection: IP30

• Dimensions (W×H×D): 86 × 86 × 47 mm