External electrical connection for controlling the MLV duct radiator

1Internal connection of the ventilation unit5Ethernet connection on top of the unit
2External temperature sensor NTC 4K76RJ45 Female
324 VDC relay/contactor for controlling the pump and solenoid valve7MLV control
4Distribution board8Plug connection Plug connection 1.2 m on top of the unit
MB_AExternal Modbus A signalD/I2Digital input 2
MB_BExternal Modbus B signal11V111.1 V operating voltage
+24V+24 V voltage (DC)AN/IAnalog input 0-10 VDC
GNDDigital and analog ground potentialRM/I24 V relay input
RS_ALocal hardware Modbus A signalRM/O24 V relay output
RS_BLocal hardware Modbus B signalPCirculation pump
NTCExternal temperature sensor connectorVSolenoid valve
D/I1Digital input 1