Siemens Zone VAV Damper Room Thermostat


RRP $271.00
SAVE $54.20 (20%)
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The Siemens RDG400 Zone VAV Controller is a single zone controller with automatic heat/cool change-over function.

  • VAV control of a single zone
  • Temperature controlled
  • 24V AC
  • Duct sensor included

Designed for the following types of systems:

  • Single-duct system 
  • Single-duct system with electric heater
  • Single-duct system and radiator / floor heating
  • Single-duct system with heating / cooling coil
  • Room temperature control via built-in temperature sensor or external room temperature / return air temperature sensor.  External remote sensor included
  • Automatic or manual changeover between heating and cooling mode
  • Selection of applications via DIP switches
  • Selection of operating mode with operating mode button on the thermostat
  • Display of current room temperature or setpoint in °C and/or °F
  • Minimum and maximum setpoint limitation
  • Button lock (automatic or manual)
  • 3 multifunctional inputs, freely selectable for:
    • Operating mode switchover contact (keycard, window contact, etc.)
    • Changeover sensor for automatic heating / cooling mode
    • External room temperature or return air temperature
    • Dewpoint sensor
    • Electric heater enable
    • Faults 
  • Minimum and maximum limitation of air flow signal DC 0…10 V
  • Floor heating temperature limit
  • Reload factory settings for commissioning and control parameters
  • Wizard function to select working temperature unit °C or °F


Brand Siemens
Shipping Weight 0.3500kg
Unit Of Measure ea

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