THR-FCU-2025
ROOM CONTROL PANEL
Doc: 00-15-01, V1.3, 20161113 Page 1 / 4
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®
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THR-FCU-2025 User Manual
THR-FCU-2025 is designed to control the room temperature in industrial,
commercial and residential environment with stand-alone microprocessor and large
LCD display.
It shows the following Items: working status (Cooling , Heating , Ventilation
, Auto ), valve output status ( ), room temperature, set temperature, time and
etc. With key: On/Off ( ), Menu（ ）, Fan speed（ ）, Okey（）, Adjustment
（▲▼）.
Basic Features States Display
Manual/Auto control valves output
Manual 3-step fan speed changeover
Low temperature protection
Clock
Detect and display room temp
.
Working mode
Fan speed
Display sensor detect temperature
Display setting temperature
Clock display
Display valve output
Temperature sensor: NTC
Control Accuracy: ±1℃
Operation environment:0～45℃
Humidity: 5～95% RH（non-condensing）
Button: push button
Power Consumption: ＜ 2 W
Protection Class: IP 30
Power supply: AC 24V, 50/60Hz or DC 24V
Wiring: Accepting：Accepting 2×1.5 mm
2
Or 1×2.5 mm
2
wires
Switch current rating: Resistive: 2 A, Inductive: 1 A
Housing: PC + ABS Flame Retardant
Frame size: 112×85×28.5 mm（L×H×W）
Hole pitch: 60 mm /83.5mm (Standard)
Operation
ON/OFF: Press” ”for on/off and ECO mode
Temperature setting: press “▼”and “▲”to adjust temperature by 0.5℃.
Mode selecting: press “ ”to select cooling “ ”, heating “ ”, ventilation “ ”or auto “ ”; Auto mode
is available only under 4-pipe system.
Fan speed: press “ ” to set （Low）, （Med）, （High）, （Auto）;
The fan speed change automatically under Auto mode. Auto LOW when the difference between room-
temperature and set-point exceed 1℃; Auto MED when exceed 2℃; Auto HIGH when exceed 3℃.
Clock setting: Press “” into clock program function by hour, minutes and week, Press “▼”and “▲” to adjust.
ECO mode: press “ ” to enter into ECO mode, thermostat will be under ECO heating/cooling setting
temperature with low fan speed. Press “ ” again for exit ECO mode
US (7 Days 4 Periods) programmable function: One week is divided into 7days with four periods in each
day, each temperature can be set separately to meet the user’s different request in different time periods.
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