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Room Thermostats for Fan Coils, LCD, RDF5.. Series

List Price: $88.00  
($91.96 inc tax) You save: $4.40 (5%)
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For 2-pipe and 4-pipe fan coil units

  • LCD backlit display
  • Keylock function
  • Display either room temperature or setpoint
  • Comfort and Protection(Off) operating modes
  • Automatic or manual heating/cooling changeover
  • Automatic or manual 3-speed fan control
  • Fan and heating/cooling changeover symbol display (enable / disable)
  • Fan and heating/cooling changeover functions (enable / disable)
  • Selectable fan operation in deadzone
  • Timer with delay Off function: preset or user selection from 1 to 23 hours
  • Minimum and maximum setpoint limitation
  • Return to previous operating mode, Protection or Comfort upon power down
  • Internal sensor calibration
  • Adjustable commissioning and control parameters
  • Fit into 86x86 conduit boxes
  • Three standard color variants are available: reference color codes are SILVER (Cool Grey 4C), GOLD (Gold 453C), BLACK (Pantone Black 7C)
  • Customization is available



To control the room temperature in individual rooms and zones that are:

  • Heated or cooled with 2-pipe fan coil units (RDF510)
  • Heated or/and cooled with 4-pipe fan coil units (RDF530)


The thermostats control:

  • One 3-speed fan
  • One or two on/off valve actuators



RDF510 Room thermostat, 2-pipe FCU, LCD, H/C, AC 230V, Man. C/Over, 3 Speen Fan, On/Off Output (S55770-T382)
RDF530 Room thermostat, 4-pipe FCU, LCD, H/C, AC 230V, Auto or Man.C/Over, 3 Speen Fan, On/Off Output (S55770-T384)