Siemens RDQ400 Manual

Fan coil room thermostat
RDQ400, RDQ410, RDQ411
A6V13959821_en--_a
2024-09-18
For fan coil unit
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For 2-pipe fan coil units (RDQ400)
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For 2-pipe and 4-pipe fan coil units (RDQ410 and RDQ411)
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One multi-functional input (X1) for keycard contact or external sensor (RDQ411)
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LCD backlit display and keylock function
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Operating mode button: Comfort, Protection, and Economy (3-second long-press
in Comfort)
● 'M' button:
– For 2-pipe applications: Heating, cooling, ventilation
– For 4-pipe applications (auto): Automatic heating/cooling changeover,
ventilation
– For 4-pipe applications (manual): Heating, cooling, ventilation
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3-speed fan control (automatic or manual) via fan button
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Display of either room temperature or setpoint
● Support of Chinese standard conduit boxes (max. 78 × 78) ≥ 45 mm (±2) deep
and British metal standard conduit boxes (max. 75 × 75) ≥ 47 mm (±2) deep
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Adjustable commissioning and control parameters
智能基础设施集团