Belimo EXT-CF230-D202-AF Electronic Thermostat Quick Start Manual

Belimo EXT-CF230-D202-AF Electronic Thermostat

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

Technical Data

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
Setpoint Range	5…35°C
Body Material	Fire-retardant ABS
Electrical Ratings	Relay output contact 3A Resistive, 1A Inductive, 250 VAC 50/60 Hz
	Fan switch             3A Resistive, 1A Inductive, AC 250V 50/60 Hz
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
Agency Approval	LV Directive            CE according to 2006/95/EC
	EMC                      CE according to 2004/108/EC
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

Basic Features

Basic Features
Modes	On/Off – Cooling	/ Heating
Fan speed	3 speed ( Low	, Medium	, High	) / Auto
	Auto speed: difference between setpoint and ambient temperature, 1 K – Low ; 2 K – Medium ; 3 K – High
Defrost	Low temperature protection. When the unit in “OFF” status and ambient temperature lower than 5°C, it will switch on automatically in heat mode with “” showing. When the temperature reached 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 “” displays.
Restart	When “RST” button is pressed, the thermostat will restart with last saved setting.
Memory	All last saved parameters will be kept after power failure or power off.

Dimension and Terminals

Maintenance mode

Wiring Diagrams

Installation Manual

Mounting Method

BELIMO Americas

• USA Locations, 43 Old Ridgebury Road, Danbury, CT 06810
• Tel. 800-543-9038, Fax 800-228-8283, marketing@us.belimo.com
• 1049 Fortunato Loop, Sparks, NV 89436
• Tel. 800-987-9042, Fax 800-987-8875, marketing@us.belimo.com
• Canada Locations, 5845 Kennedy Road, Mississauga, Ontario L4Z 2G3
• Tel. 866-805-7089, Fax 905-712-3124, marketing@us.belimo.com
• Latin America and the Caribbean Customer Service
• Tel. 203-791-8396, Fax 203-791-9139, marketing@us.belimo.com
• Belimo Brasil Comércio de Automação Ltda.
  Tel: 55 11 3643-5656, Fax: 55 11 3643 5657, atendimentoaocliente@br.belimo.com.

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Belimo EXT-CF230-D202-AF Electronic Thermostat Quick Start Manual

Belimo EXT-CF230-D202-AF Electronic Thermostat Quick Start Manual