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SEN803FCT-RC/2 FAN COIL THERMOSTAT
Applications : Control FCU with Cooling/Heating Mode, 03-Fan Speed
INTRODUCTIONS-----------------------------------------------------------------------------------------
The 803FCT/2 Series of Digital thermostats are
specifically designed for control of commercial
heating and cooling equipment such as rooftop
units (with and without economizers), heat pumps,
and fan coil unit. The large LCD display is easy to
set up and program through the use of a plain text
menu driven backlit display that walks the user
through the programming process. Additionally, the
803FCT/2 has over four configurable parameters,
enabling the thermostats to adapt to a variety of
applications..
SPECIFICATION-------------------------------------------------------------------------------------------
Power Supply.........................................100~240VAC,50/60Hz
Fan speed Relay.....................................2A
Cooling/Heating Relay.............................0.5A
Room Temperature Scale........................5
Dimensions...........................................86x86x15mm( 3.38x3.38x0.6inch)
FEATURES AND BENEFITS---------------------------------------------------------------------------
− Large LCD display with backlight
− Temperature adjustments are simple with the large up-down arrows
− Display shows both set points and room temperature simultaneously
− Maintains the temperature to within 1 degree set point
− Auto fan with adjustable 3-fan speed
− Permanent user setting retention during power loss, no batteries are required
− Input room card for energy saving mode Room Card Function
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Table of Contents
Summary of Contents for Senergy SEN803FCT-RC/2
- Page 1 SEN803FCT-RC/2 FAN COIL THERMOSTAT Applications : Control FCU with Cooling/Heating Mode, 03-Fan Speed INTRODUCTIONS----------------------------------------------------------------------------------------- The 803FCT/2 Series of Digital thermostats are specifically designed for control of commercial heating and cooling equipment such as rooftop units (with and without economizers), heat pumps, and fan coil unit.
- Page 2 FRONT VIEW------------------------------------------------------------------------------------------------ The Thermostat Buttons and Switches (1) Display area (2) Power button (3) System button (COOL, HEAT) (4) Fan speed option button (HI MED LOW AUTO) (5) Sleep operation button (6) Raises temperature setting (7) Lowers temperature setting. Display area: Show when thermostat is in sleep mode operation Show thermostat is in Cooling...
- Page 3 INSTALL THE THERMOSTAT: ----------------------------------------------------------------------- WARNING : ELECTRICAL SHOCK HARZARD • Turn off power at the main service panel by removing the fues or switch the appropriate circuit breaker to the OFF position before removing the existing thermostat. IMPORTANT : • Thermostat installation must conform to local and nationl building electrical codes and ordinances.
- Page 4 WIRING DIAGRAM---------------------------------------------------------------------------------------- CHECK THERMOSTAT OPERATION:-------------------------------------------------------------- Fan operation 1. Press fan button, display will show and Auto separately means fan rotate in HI MED LOW or AUTO speed. 2. If you select AUTO speed, fan operation will change speed according to the difference between the room temperature and set temperature.
- Page 5 Cooling system operation 1. Press system switch to cool mode 2. Press “-“ to adjust thermostat setting below room temperature. The cooling system should start to operate. 3. Press “+” to adjust temperature setting above room temperature. The cooling system should stop operating. Sleep mode operation Push sleep operation button ⑤, appears indicate during the following 8 hours, the thermostat will control heating or cooling according to following curve.
- Page 6 PROGRAMMING AND CONFIGURATION--------------------------------------------------------- The configuration menu allows you to set certain thermostat operating characteristics to your system or personal requirements. Switch off the thermostat and hold the sleep operation Button ⑤ for over 4 second till power on again means you have entered the first configuration menu item.
- Page 7 Item 5: The display will show “SC”which is the factory default setting for room card input option. Using “+” & “-” button to select between “SC”, “OC” or “00”. If you select “SC”, the thermostat will be operated in energy saving mode when the room card input dry contact is closed.
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