描述

Applications

• 2-pipe fan coil units, 2-pipe with electric heater, 2-pipe with radiator/floor heating
• 4-pipe fan coil units, 4-pipe with electric heater
• 2-stage heating or cooling application
• Compressors in dx-type equipment
• Universal heating and/or cooling

Features

• 2 multifunctional inputs and 1 digital input for keycard contact, external sensor, etc.
• Operating modes: Comfort, Economy and Protection
• Automatic or manual heating/cooling changeover
• Adjustable commissioning and control parameters
• Minimum and maximum setpoint limitation
• Backlit LCD
• Selection of fan stage in the dead zone via P15

Functions

• Maintenance of room temperature via built-in temperature sensor or external room temperature/return air temperature sensor
• Automatic or manual changeover between heating and cooling mode
• Selection of applications via DIP switches
• Selection of operating mode via the operating mode button on the thermostat
• 1-speed, 3-speed or DC…10 V fan control (automatic or manual)
• Display of current room temperature or setpoint in °C and/or °F
• Minimum and maximum setpoint limitation
• Button lock (automatic or manual)
• 1 digital input, freely selectable for:
  – Operating mode switchover contact (keycard)
  – Automatic heating/cooling changeover contact
  – Electric heater enable
  – Dewpoint sensor
  – Fault input
• 2 multifunctional inputs, freely selectable for:
  – Operating mode switchover contact (keycard)
  – Automatic heating/cooling changeover sensor
  – External room temperature or return air temperature
  – Dewpoint sensor
  – Electric heater enable
  – Fault input
  – Supply air temperature sensor (RDG160T..)
• Advanced fan control function, i.e. fan kick, fan start, selectable fan operation(enable, disable or depending on heating or cooling mode)
• Purge function together with 2-port valve in a 2-pipe changeover system
• Reminder to clean filters
• Floor heating temperature limit
• Minimum and maximum supply air temperature limitation (RDG160T..)
• Reloading factory settings for commissioning and control parameters
• 7-day time program: 8 programmable timers to switch over between Comfort and Economy mode (RDG100T, RDG160T..)
• Infrared remote control (RDG100T, RDG160T..)
• Selectable relay function (RDG160T..)
  – For switching OFF external equipment OFF during Protection mode
  – For switching ON external equipment (e.g. pump) during H/C demand
  – Output heating/cooling sequence
• Wizard function to select working temperature unit °C or °F (RDG160TU, RDG110U)