SIEMENS Flush Mount Standalone Room Thermostat RDQ411

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