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1
2
3
4
X6
-
5
6
7
8
1
2
3
4
X7
-
5
6
7
8
1
2
3
4
X8
-
5
6
7
8
1
X9
2
-
3
1
X10
2
-
3
1
X11
2
-
3
1
X12
2
-
3
1
2
X13
-
3
4
1
X14
2
3
1
X15
2
-
3
1
X16
2
-
3
1
X17
2
-
3
1
2
3
4
X18
-
5
6
7
8
F1
20
| EN
AI1 (NTC)
GND
AI2 (NTC)
-
GND
-
AI3 (NTC)
GND
AI4 (NTC)
GND
DI9
3.3V_1W
DI10
3.3V_1W
-
-
AI5 (0-10V)
GND
24VDC
GND
GND
24VDC_P
12VDC
3.3VDC
-
-
2.5VDC_REF
GND
I2C_SDA
I2C_SCL
24VDC POWER
-
-
GND
PE
PE
-
LED12
DO1 (L(L2)_2)
N(L1)_2
N(L1)_2
-
-
L(L2)_2
PE
PE
-
LED13
N(L1)_2
DO2 (L(L2)_2)
PE
-
N(L1)
-
LED9
DO3 (L(L2))
LED10
DO4 (L(L2))
DO5 (L(L2))
LED8
N(L1)
PE
PE
-
LED11
N(L1)
DO6 (L(L2))
DO6 (L(L2))
-
LED11
N(L1)
PE
L(L2)
-
-
N(L1)
PE
-
-
-
RS422/485_A
-
-
RS422/485_B
GND
24VDC
GND
1
-
-
LED1
LED2
LED3
T1-Supply air temperature sensor
T4-Fresh air temperature sensor
T2-Extract air temperature sensor
T3-Exhaust air temperature sensor
System mode switch
Custom fans speed switch
A2-Supply RH or extract CO
pressure sensor input
24VDC Power supply for Air quality
sensor 2
EX1 module power, control
24VDC power supply input
Heater power line/circulation pump
(max.0,6kW)
230VAC Power supply for X10 and
X12
Preheater power line (max. 2kW)
Extract
air damper control output
DO3 (Open) DO4 (Close) 0,5A (Pos-
sible to control Supply, but without
defrost protection)
Rotor control output (max. 0,5A)/
Supply air damper control (enabled
using I/O map)
Supply fans power line
(PV vent.
Max 2,5 A)
Extract fans power line (IV vent. Max
2,5 A)
230VAC Power supply for X13, X14,
X15, X16
RS422/485 communication port
MCB 24VDC protection fuse
3.3V MCB power indication (1W
mode)
12V MCB power indication
3.3V MCB power indication (ON
mode)
-
-
-
-
+
+
/RH/
-
2
-
-
-
-
-
-
-
-
-
-
-
+
-
+
-
-
MCB_miniMCB v2019.1
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