V1.2 · 09.2016 · Subject to modification
2
EXT-CFU-230-D.. Touch Keypad Thermostat
Display
Wiring diagram
Low
L
N
VO
Med
Fan
Valve
VC
AC85~ 260V 50/60Hz
N L
Hi
EXT-CFU-230-D222
EXT-CFU-230-D2
C2
C1
S1
S2
VO
VC
Hi
Med
Low
Fan
N
L
AC85~ 260V 50/60Hz
N L
EXT-CFU-230-D4
C2
C1
S1
S2
Val1
Cooling
Heating
Val2
Hi
Med
Low
Fan
N
L
AC85~ 260V 50/60Hz
N L
Val2
Low
L
Cooling
N
Med
Fan
Val1
Heating
N L
Hi
AC85~ 260V 50/60Hz
EXT-CFU-230-D422
On/Off
Mode
Fan speed
Temperature adjustment
It shows following status:
·
working status: cool , heating or ventilation
·
fan speed: low ,Mid ,High ,or Auto
·
FCU valve status
·
Room temperature
·
Temperature setpoint
Economy mode
·
Build-in sensor (display “Room”)
·
External sensor (“Room” disappear)
·
For EXT-CFU-230-D2
