Belimo EXT-CF230-D202-AF Manual

Technical Data

Nominal Voltage 230 VAC
Nominal Voltage Range 85-260 VAC
Temperature Display Range 0...55°C [ <0°C : LO, >55°C : HI ]
Sensing Element & Control NTC Thermistor, 100k ohm @ 25°C
System Switch On/Off, Cooling/Heating
Fan Control Switch High-Med-Low or Auto-speed
LCD Display 0.5 K increase/decrease
5...35°C
Setpoint Range
Body Material Fire-retardant ABS
Electrical Ratings Relay output contact 3A Resistive, 1A Inductive,
Fan switch
Control Signal On/Off Control, 3-wires & spring return 2 wires
Cooling or Heating (2-pipe system)
Temperature Range Operating: 0 to 45°C
Storage: 0 to 50°C
Protection Class II
Wiring Connections Terminal wiring 0.5.... 1.5 mm2
LV Directive
Agency Approval
EMC
Ambient Humidity max. 95% r.h., non-condensing
Weight 140 g
Dimensions (L x H x D) 86 x 86 x 14 (mm)
Degree of Protection IP 30
Precios de Lista
EXT-CF230-D202-AF
EXT-CF230-D402-AF
Avenida Ragueb Chohfi, 960 - Torre 3, Sala 73 - Jardim Três Marias, São Paulo-SP, Cep: 08375-000
250 VAC 50/60 Hz
3A Resistive, 1A Inductive,
AC 250V 50/60 Hz
CE according to 2006/95/EC
CE according to 2004/108/EC
$90.00
$100.00
RSA - A mais completa em soluções para HVAC e Automação
Telefone Sac: 55 11 2031 6658 - Email: contato@rsistemasdeautomacao.com.br
Site: http://www.rsistemas-automacao.com.br
LCD Electronic Thermostat
EXT-CF230-D202-AF, EXT-CF230-D402-AF

Overview of Functions

Slim type EXT-CF230-D202-AF and EXT-CF230-D402-AF thermostat provides the
foundation for modern fancoil applications.

Features

• Large LCD with blue backlight
• Stylish appearance with hidden buttons
• For 2 or 3 wires on-off controlled devices in 2-pipe FCU system (EXT-CF230-D202-
AF)
• For 2 wires on-off controlled devices in 4-pipe FCU system (EXT-CF230-D402-AF)
• 3 speed / auto-speed for fan controls
• Defrost - low temperature protection
• Temperature off-set adjustment
• Temperature / setpoint display selection
• Memory rentention
• Set point range adjustment
• °C display
Basic Features
Modes
On/Off - Cooling
Fan speed
3 speed ( Low , Medium , High
Auto speed: difference between setpoint and ambient temperature,
1 K - Low ; 2 K - Medium
Low temperature protection. When the unit in "OFF" status and
Defrost
ambient temperature lower than 5°C, it will switch on automatically
in heat mode with "
7°C, it will stop automatically.
Backlight The backlight will light up 7 seconds whenever button is pressed.
By pressing " ", backlight light up 30 seconds.
Valve
When the valve is opening, the icon "
When "RST" button is pressed, the thermostat will restart with last
Restart
saved setting.
Memory All last saved parameters will be kept after power failure or power off.

Dimension and Terminals

/ Heating
) / Auto
; 3 K - High
" showing. When the temperature reached
" displays.
230 VAC Neutral N (comm)
Output for fan - High speed
Output for fan - Medium speed
Output for fan - Low speed
Output for actuator - Cool
Output for actuator - Heat
230 VAC Live L