6
Vallox
90
MC
© VALLOX • We reserve the right to make changes without prior notice.
What the units include can vary depending on the sales area.
LINE: Phase voltage
NEUTRAL: Zero voltage
SLI:
Phase voltage to safety switch
SNI:
Zero voltage to safety switch
SLO: Phase voltage to circuit board from safety switch
SNO: Zero voltage to circuit board from safety switch
SNO: Phase voltage to supply air fan
SFN: Zero voltage to supply air fan
EFL:
Phase voltage to extract air fan
EFN: Zero voltage to extract air fan
FSO: Input to fireplace switch
FSI:
Fireplace switch output
AHL: Phase voltage to post-heating
AHN: Zero voltage to post-heating
PHL:
Phase voltage to additional heater
PHN: Zero voltage to additional heater
BL:
Damper motor phase A
BL1:
Damper motor phase B
BN:
Zero voltage to damper motor
E/I:
Input voltage to fault signal relay
E/O: Fault signal relay output
7023000
TECHNICAL DATA
1
2
3
4
5
6
7
8
9
1
2
3
4
5
LINE
NEUTRAL
SLI
SNI
SLO
SNO
SFL
SFN
EFL
EFN
FSO
FSI
AHL
AHN
PHL
PHN
230V 50Hz
BL1
BL
BN
E/I
E/O
1 2 3 4
LED
90
ϒ
C
130
ϒ
C
R1
T1
T2
M
1 2 3 4
LED
-
+
S
DIP switch
Up
Down
1. Post-heating
Electric
VKL
2. Additional heating Electric
MLV
3. Unit type
Bypass
Input fan stopped
4. Not in use
Not to be used
Selected
Electrical diagram
Fireplace switch
Safety/door switch
Protective ground
to a separate block
Programming
connector
9. GND / -
8. Supply fan PWM
7. Supply fan Tako
6. GND / -
5. Extract fan PWM
4. Extract fan Tako
3. GND / -
2. 11.2 Vdc /+
1 Control signal S
Extract air NTC
Outdoor air NTC
Supply air to the dwelling NTC
Exhaust air NTC
Supply air from the cell NTC
Adjustment of freezing level
PWM level adjustment
DIP switch
Adjustment of post-heating
External controller or cooker hood
An external 0–10 Vdc voltage input can be introduced between
S and GND for fan control.
Supply air
fan
Extract air
fan
Post-heating
electric radiator
900 W
Belimo damper motor 230 VAC
