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SIEMENS Flush Mount Standalone Room Thermostat RDQ411

SIEMENS Flush Mount Standalone Room Thermostat RDQ411

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Siemens RDQ411 is a flush-mount standalone room thermostat designed for 2-pipe and 4-pipe fan coil units (FCUs).

It features a backlit LCD, a 3-speed fan control, on/off valve outputs, and one multifunctional input for keycard contacts or external sensors, operating at AC 230 V.

Operating Voltage: AC 195.5–253 V (230 V), 5 VA power consumption

Setpoint Range: 5 to 40 °C

Categories: HVAC Products
Brand: SIEMENS
SKU: RDQ411
icon 240.00

icon 300.00

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ABOUT THE PRODUCT

For fan coil unit

  • For 2-pipe and 4-pipe fan coil units
  • 1 multifunctional input (X1) for keycard contact or external sensor
  • LCD backlit display and keylock function
  • Operating mode button: Comfort, Protection, and Economy (3s long-press for ECO)
  • Operating mode ‘M’ button
  • Automatic or manual 3-speed fan control
  • Display either room temperature or setpoint
  • Support of Chinese standard conduit boxes (max. 78 × 78) with depth ≥ 45 mm (±2) and British metal standard conduit boxes (max. 75 × 75) with depth ≥ 47 mm (±2)
  • Adjustable commissioning and control parameters


Features & Control

• Fan Control: Automatic or manual 3-speed fan operation.

• User Interface: Backlit LCD display with a built-in keylock function.

• Mounting: Compatible with standard flush-mount conduit boxes.

SIEMENS

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