RDF302 Siemens Thermostat

Datasheet

• Modbus communications
• 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, operation mode changeover, window contact on/off, dewpoint monitor, electrical heater enabled, fault contact
• Operating modes: Comfort, Economy and Protection
• Automatic or manual heating/cooling changeover
• Adjustable commissioning and control parameters
• Minimum and maximum setpoint limitation
• Color of housing: signal white (RAL 9003)
• Backlit display

Application selectable:

• 2-pipe system
• 2-pipe system with electrical heater
• 4-pipe system