RL303 Series Touch Screen LCD FCU Thermostat

introduction:The RL303 series thermostats take use of advanced electronic elements, and are designed to control devices of fan coil units/valves/dampers in single stage or multi stages heating/cooling system.
The Typical applications include: Homes

 

Feature


Attractive design ,Shiny Button, easyinstallation and operation

Different painting colors housing isavailable (Optional, there is MOQ)

LCD display with 3 optional backlightcolors

Selectable Heating/Cooling/VentilatingMode

High/Medium/Low/Auto Fan Speed, or SingleFan Speed,

Single stage or Multi stage with On/off,Floating, P&I Modulating and Network controls

Compatible between 2-wire and 3-wiremotorized valve in single stage system

EEPROM capacity

Infrared Remote Control Function(Optional)

RS-485 or Modbus protocol (Optional)

Key-card contact (Optional)


Specification


Back Light

White ( Defaulted), Green or Blue color

Temp. Display Celsius (Defaulted), or Fahrenheit
Working Mode On/off, Floating,Modulating or Multi-functions
Sensor Internal or external
Usage FCU System, or AHU System, etc.
Programmability  Non-programmable &Programmable (5+1+1 days, 5+2 days) 
Network RS-485, or M-Bus 
Mounting box Chinese standard/European standard

Power Supply

24 Vac~220 Vac + 10%, 50/60Hz

Consumption 3(1)A Room Temp Range 0~50
Set Temp Range 5~40 WorkAmbient -10-60
RelativeHumidity 95%RH  Accuracy

± 1

Control Accuracy ±0.5 Housing ABS+PC fire-resistant

Part No


 

 

Model#

Application

Fan Speed

Customized Functions

Single Stage( Heating or Cooling only)

Multi-Stage (Heating and Cooling, 2xCooling etc.)

2-wire Motorized Valve

3-wire Motorized Valve

Damper(3 x On/ off Speed Fan, or Modulating)

PI(0~10  2-10vdc

H

M

L

Auto

Timer

-T

Key-card-K

Network RS-485 Modbus -N

IR Control

-R

RL303S

 

 

 

O

O

O

O

RL303M

 

 

 

 

O

O

O

O

RL303D

 

 

 

 

O

 

 

 

 

 

 

 

 

RL303SP

 

 

 

O

O

O

O

RL303MP

 

 

 

O

O

O

O


√-Yes             The function is available

O-Optional        The function is customized

Single stage-2-pipe

Multi Stage-4Pipe or multi stages



© 2023 by Real Estate Co. Proudly created with Wix.com