54
EXTERNAL ELECTRICAL CONNECTION FOR
CONTROLLING THE MLV MULTI RADIATOR
TECHNICAL SPECIFICA
TIONS
3x
1,
5S
2x
0,
5
L
+24VDC
CAT
GND
L
N
1
2
N
Ethernet
connection
on top of the unit
RJ45 Female
Plug connection
1.2m on top of the unit
24 VDC relay/
contactor for
controlling
the pump and
solenoid valve
VENTILATION UNIT INTERNAL ELECTRICAL
CONNECTION
MB_A
External Modbus A signal
MB_B
External Modbus B signal
+24V
+24V direct current voltage (DC)
GND
Digital and analog ground potential
RS_A
Local hardware Modbus A signal
RS_B
Local hardware Modbus B signal
NTC
External temperature sensor connector
D/I1
Digital input 1
D/I2
Digital input 2
11V1
11,1V volt operating voltage
AN/I
Analog input 0-10Vdc
RM/I
24V relay input
RM/O
24V relay output
P
Circulation pump
V
Solenoid valve
Distribution board
MLV control
