Belimo EXT-CFU-230-D Series Manual

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EXT-CFU-230-D.. Touch Keypad fan coil unit thermostats are designed
to control the room temperature in air-conditioning fan coil unit system
or dust pipe channel system. EXT-CFU-230-D.. thermostats with
microprocessor and big LCD display.
Basic features:
· LCD with white backlight
· Room temperature setting
· Manual or auto 3-speed changeover
· Defrost (low temperature protection)
· EXT-CFU-230-D222 suits 2-pipe system
· EXT-CFU-230-D422* suits 4-pipe system
· Touch keypad
· Keypad Lock (Option )
· Auto Restart ( Option )
Technical data
* EXT-CFU-230-D422 available on request
Wiring Diagram
EXT-CFU-230-D222
L
VC
VO
Low
Med
Hi
N
Power supply
Switch current rating
Power consumption
Display range
Display accuracy
Sensing element
Wiring
Control accuracy
Set-point range
Operation environment
Protection class
Humidity
Key
Housing
Hole pitch
Dimensions (WxHxD)
AC85~ 260V 50/60Hz
N L
Valve
Fan
EXT-CFU-230-D.. Touch Keypad Thermostat
AC 85...260V 50/60Hz
2A (Resistive)
1A (Inductive)
<1W
0...+55°C
±0.5°C
NTC
Accepting 2x1.5mm
2
±1°C
+5...+35°C
0...+45°C
IP30
5...95%RH, non-condensing
Touch keypad + soft touch key
PC+ABS Flame Retardant
60mm (Standard)
90x90x14.2mm
EXT-CFU-230-D422
L
Val2
Val1
Low
Med
Hi
N
or 1x2.5mm
wires
2
AC85~ 260V 50/60Hz
N L
Heating
Cooling
Fan
1