LIT-Touch
Controls for Yardy fan coils and Diva cassette fan coils
Simple and intelligent climate control
Key features
Intuitive control
The control allows the desired temperature in the room to be managed together with the fan speed, the winter-summer changeover or automatic season setting, and the display of the room temperature; additionally, it supports master control of multiple slave units and features digital inputs/outputs (window contact, heating/cooling call, alarm signal), as well as an optional serial interface.
Description
Functions
Regulation functions
• Room temperature setting, fan speed (AUTO, MIN, MED, MAX) and (OFF/Summer/Winter/Auto/Fan) operating mode.
• Type of system: 2-pipe, 2-pipe with supplementary electrical resistance, 2-pipe with radiator or radiant panel in heating and 4-pipe.
• Manual or automatic or digital input summer/winter switching.
Comfort functions
• HOT START heating function with water temperature enable.
• TOO COOL cooling function with water temperature enable in 2-pipe systems.
• Automatic regulation of modulating speed for fan coils with EC motor and 3 speeds for fan coils with AC motor.
• Operating mode stored.
• Automatic dimming.
• Keyboard lock.
Advanced functions
• Set-point regulation or delta set-point limitation (+/-3°C modifiable), compared to a reference value.
• Limited operation for hotel rooms.
• Thermostat ventilation or continuous ventilation (can be enabled).
• Thermostat control of a radiator or radiant panel with winter operation for 2-pipe systems.
• Up to 3 digital inputs, which can be configured as remote ON/OFF, remote summer/winter, economy, window contact, general alarm (control input).
• Additional board with 2 digital outputs: ON/OFF, summer/winter mode (potential-free contacts also settable as a unit alarm).
Master/Slave function
• Centralised management of multiple slave units via a single Master unit equipped with a control panel or receiver.
• --> In the case of master/slave management, it is possible to use an air temperature probe on the master unit or the temperature probe of every slave unit, if provided.
Serial interface
• RS485 Modbus RTU serial interface and serial routing from every type of control.
Lit-Touch KPLTB or KPLTW Panel
with room temperature probe.
Dimensions 120x86x17mm - Wall mounting installation
Master/Slave function
15 units in total
Maximum distance: 100m
Technical data
Manuals
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Technical notes
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Documents
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