External electrical connection

1MyVallox VOC sensor10Ethernet connection and power plug on top of the unit
2MyVallox %RH sensor11RJ45 female
3MyVallox CO2 sensor12Motherboard (underneath the cover)
4Remote monitoring Modbus RTU13MyVallox control panel
5External temperature sensor NTC 4K714These low-current signals can be led by using just one cable.
6Cooker hood15Connection box power supply max. 6 W
7Digital input 116NB! The ventilation unit has three vacant feedthroughs. If necessary, more holes can be added or all the required low-current signals can be led out of the unit with one cable and split outside the unit.
8Digital input 2
MB_AExternal Modbus A signalD/l1Digital input 1
MB_BExternal Modbus B signalD/l2Digital input 2
+24V+24 V voltage (DC)11V111.1 V operating voltage
GNDDigital and analog ground potentialAN/IAnalog input 0-10 VDC
RS_ALocal hardware Modbus A signalRM/I24 V relay input
RS_BLocal hardware Modbus B signalRM/O24 V relay output
NTCExternal temperature sensor connector
Table 1. Power supply
ObjectFeed
Maximum≤6W
MyVallox Control1 W
MyVallox Touch0.5 W
%RH sensor0.3 W
CO2 sensor1.2 W
VOC sensor2 W
Voltage24 VDC