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