User guide
9-8 
Fan coil digital control
http://products.ecc.emea.honeywell.com/europe
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Fan-coil controller with built in room sensor
For on/off P+I control of valves, fan and auxiliary electric heater. Models available for 2 or 2/4 pipe sys-
tems.
• heating/cooling sequence with auxiliary electric heater (water sensor required)
• electric heater / cooling sequence
• ventilation only
• auto changeover (water sensor or external contact required)
• freeze protection (if window contact activated)
Sensors
Fan coil controller TIREE, T6580 
Temp. setpoint range 10 ... 30
o
C
Input signal optional return air room sensor, water sensor, setback contact for 
energy saving, window contact and changeover contact
Control output signal triacs (230V 0,8A) on/off or PWM for heating- and cooling valve, 
switches (230V 1,25A inrush 3A) for fan (3-speed) and heater 
Power supply 230 Vac; 5 VA
Manual operation 
functions
room setpoint; fan speed auto/off/low/med/high
Housing (HxWxD) 88 mm; 118 mm; 31 mm
Protection class IP30
Mounting directly on wall, wall box or fan-coil chassis
Terminal max. wire size 2,5 mm
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Product literature 
language
controller supplied with installation instructions in English, French, 
Italian, Spanish
Product description
Type
Fan Coil controller for 2/4 pipe systems. With push buttons for changeover, comfort/economy and indication LED; adjustable 
dead band for heat/cool sequence operation; Installer Set Up routine for parameter settings
T6580A1008
Fan Coil controller Lite. For 2-pipe systems. Only on/off outputs.
T6580A1016
Return air room temperature sensor NTC10k
RFCA-SR10










