Smallart 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
, Auto ), valve output status ( ), room temperature, set temperature, time and
etc. With key: On/Off (
▲▼
（ ）.

Basic Features

 Manual/Auto control valves output
 Manual 3-step fan speed changeover
 Low temperature protection
 Clock
 Detect and display room temp .

Specifications

 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

Operation

 ON/OFF: Press"
 Temperature setting: press "
 Mode selecting: press " "to select cooling "
is available only under 4-pipe system.
Fan speed: press "
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 "
temperature with low fan speed. Press "
 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.
Doc: 00-15-01, V1.3, 20161113
®
Copyright © Smallart
www.smallart.com.tr
THR-FCU-2025 User Manual
), Menu（ ）, Fan speed（
"for on/off and ECO mode
▼
"and "▲"to adjust temperature by 0.5℃.
" to set
（Low）,
" to enter into ECO mode, thermostat will be under ECO heating/cooling setting
" again for exit ECO mode
, Heating , Ventilation
）, Okey（）, Adjustment

States Display

 Working mode
 Fan speed
 Display sensor detect temperature
 Display setting temperature
 Clock display
 Display valve output
 Power supply: AC 24V, 50/60Hz or DC 24V
 Wiring: Accepting：Accepting 2×1.5 mm
 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)
", heating " ", ventilation "
（Med）, （High）,
THR-FCU-2025
ROOM CONTROL PANEL
2
Or 1×2.5 mm wires
"or auto " "; Auto mode
（Auto）;
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