TLR-D5 Fan coil unit controller for 3-speed fans with 2 relays outputs for heating and cooling

The TLR-D5 is a stand-alone electronic single loop controller with a fan control option and a binary sequence. Its operating interface is the OPU-D5. The controller includes 1 NTC room temperature sensor and 3+2 relays outputs. A detailed adaptation to local conditions is possible with the use of a simple configuration routine. The TLR-D5 can be configured using the standard operation terminal. No special tools or software is required.

The TLR-D5 has been specifically developed to switch larger fans with switching power of up to 10(6) A.

Applications

• Air only systems: three stage fans for single duct systems
• Air/Water systems: induction units, fan coil units for 2- and 4-pipe systems

Features Specifications:

• Temperature control for 2- and 4-pipe fan coil systems
• Relays switching up to 10 (6) A
• Automatic fan control for three stage fans
• Control for heating, cooling and fan only operation
• Cost saving option with economy functionality and set point limitation
• For large rooms: Master - slave option, one terminal may drive up to 8 base units in parallel.
• External senor or open contact for remote control, external heat - cool change or auto-changeover on supply or outdoor temperature with selectable activation limits one terminal may control up to 8 base units in parallel mode
• Password protected programmable user ad control parameters
• Temperature display in Celsius or Fahrenheit

Deluxe version:

• Clock and time schedule functions with special option for schools and universities
• Clock keeps running for 48 h in case of power failure
• Display with blue backlight
• Infrared remote controller option: with special features for boost and delayed switching on or off