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RDU341

Flush-mount room thermostat for rectangular conduit box with KNX communications, for VAV application

• KNX communications
• Output for a DC 0…10 V actuator and AC 230V electrical heater (ON-OFF)
• 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
• Modulating PI control
• Control depending on the room or the return air temperature
• Automatic or manual heating/cooling changeover
• Adjustable commissioning and control parameters
• Minimum and maximum setpoint limitation
• Adjustable minimum and maximum limitation for air flow signal DC 0...10V
• Output signal inversion as an option

Application selectable:

• Single-duct system
• Single-duct system with electrical heater