HRW TLC-FCR-T Manual

Intelligent fan coil controller

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TLC-FCR-T
Intelligent Fan Coil controller
Applications
Air Only Systems: Three stage fans for single duct systems with up to one binary output for auxiliary heating
and cooling devices.
Air/Water Systems: Induction units, fan coil units for 2-pipe systems with one binary output for a spring
return valve.
General Description
The TLC-FCR-T is a stand-alone electronic fan coil controller with one control loop. The TLC-FCR-T features 1 internal
NTC temperature sensor, one open/contact or external NTC temperature input and four binary outputs (Relays).
A detailed parameterization is possible with the use of a simple configuration routine. The TLC-FCR-T can be
configured using the standard operation terminal. No special tools or software is required.
Ordering
Item Name Description/Option
TLC-BCR
Compact Binary controller (2 Relays)
TLC-BCR-T
Compact Binary controller (2 Relays) with external input (thermistor or open contact)
TLC-FCR
Compact Fan Coil controller (4 Relays)
TLC-FCR-T
Compact Fan Coil controller (4 Relays) with external input (thermistor or open contact)
TLC-FCR-2
Compact Fan Coil controller (5 Relays) 3 Relays for fan speed, 2 for actuator control
-US
Use US-Type housing that fits on a 2x4" mounting box standard
-D
Deluxe: Add clock, time schedules and infrared remote control option.
Selection of actuators and sensors
Temperature Sensors: Use only our approved NTC sensors to achieve maximum accuracy. Recommended is SDB-
Tn10-15 as Duct sensor, SRA-Tn10 as Room sensor and SDB-Tn10-15+AMI-10 as immersion sensor.
Binary auxiliary devices: E.g. pumps, fans, on/off valves, humidifiers, etc. Do not directly connect devices that exceed
2(1.2)A. Observe startup current on inductive loads! Do not connect more than one fan coil unit to one controller.
TLC-FCR-T, V2.0 22.03.2007
Features
Low power energy consumption – 1W per unit
Relays switching for outputs each up to 300W
Temperature control for 2-pipe fan coil systems.
Large temperature range from –40°C to 70°C (-40°F to
158°F).
Automatic fan control for three stage fans.
Cost saving option with Standby functionality and set point
limitations
External sensor or open contact for remote control,
external heat – cool change or auto-changeover on supply
temperature with selectable activation limits
Control for single stage heating, cooling and fan only
operation modes
Password protected programmable user and control
parameters
o
o
o
o
o
Temperature display in Celsius or Fahrenheit
Deluxe Version:
Clock and time schedule functions
Blue backlight for LCD
Infrared remote controller option:
With special features for Boost and delayed switching on or
off
HRW Limited
Subject to alteration Without Notice
TLC-FCR-T Introduction
Setpoint range limitation
Access control for setpoints, fan speeds and mode
change
Access control for heat/cool change and time
programs
Select your display contents
Selectable behavior after return from power failure
Page 1

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Summary of Contents for HRW TLC-FCR-T

  • Page 1 General Description The TLC-FCR-T is a stand-alone electronic fan coil controller with one control loop. The TLC-FCR-T features 1 internal NTC temperature sensor, one open/contact or external NTC temperature input and four binary outputs (Relays). A detailed parameterization is possible with the use of a simple configuration routine. The TLC-FCR-T can be configured using the standard operation terminal.
  • Page 2: Technical Specification

    Avoid locations behind doors, outside walls and below or above air discharge grills and diffusers. • Location of mounting is less critical if external temperature sensors are used. TLC-FCR-T, V2.0 22.03.2007 HRW Limited Subject to alteration Without Notice Page 2...
  • Page 3: Wiring Diagram

    7: External temperature sensor or open contact Attention: Switching power is 8: External temperature sensor or open contact limited to 250VAC, 300W Connection Diagram 220V AC L 3 4 5 Valve 0V AC N TLC-FCR-T, V2.0 22.03.2007 HRW Limited Subject to alteration Without Notice Page 3...
  • Page 4 Frost protection can be enabled/disabled using user parameter UP-09 Clock Operation (Deluxe Version) TLC-FCR-T contains a real time clock. Up to 16 mode changes (STANDBY, COMFORT, OFF) based on weekdays and time may be programmed. See chapter operation on how to program switch times.
  • Page 5: Accessing Advanced Settings

    Select switching time 00:00 to 23:45 in 15-minute steps; press OPTION to continue. Repeat steps 3 and 4 for each switching time. Access to time schedules may be disabled with UP-04 TLC-FCR-T, V2.0 22.03.2007 HRW Limited Subject to alteration Without Notice...
  • Page 6 Mode changes Repeatedly pressing the mode button may activate the following operation modes: HEAT, COOL and FAN ONLY. The mode change may be disabled using the UP parameters. TLC-FCR-T, V2.0 22.03.2007 HRW Limited Subject to alteration Without Notice Page 6...
  • Page 7: Setting Of Parameters

    Setting of parameters The TLC-FCR-T is an intelligent controller and can be adapted to fit perfect into your fan coil application. The control operation is defined by parameters. The parameters are set during operation by using the standard operation terminal.
  • Page 8: Control Functions

    Cooling Mode Fan High Mold protection Fan Medium Fan Low T [K] Coil Room Temperature Setpoint Heating Mode Switching Span Heating Setpoint Cooling Mode Switching Span Cooling Hysteresis TLC-FCR-T, V2.0 22.03.2007 HRW Limited Subject to alteration Without Notice Page 8...
  • Page 9: Auxiliary Functions

    16°C (61°F) for cooling and 28°C (83°F) for heating. Configuration parameters for firmware version 2.0 The TLC-FCR-T can be adapted to wide variety of applications. The adaptation is done with parameters. The parameters can be changed on the unit without the need of additional equipment.

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