JUMO 705043, Installation Instructions Manual, Page: 47 / 82

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3 Electrical connection
3.3.1 Display, operating, and connection elements
3.3.2 Interface
3.3.3 Voltage supply
(1) Status displays (LED):
P = Voltage supply
S = Status
(2) Voltage supply Out, DC 24 V
(3) Side system bus Out (output)
(4) System bus In (input)
(5) Voltage supply In, DC 24 V
(1)
(2)
(3)
(5)
(4)
Connection Designation Connection element Assignment
System bus In
(input) Bus In 1 TX+
2 TX-
3 RX+
6 RX- Transmission data +
Transmission data -
Received data +
Received data -
8 1
Connection Terminals Symbol and terminal designation
DC 24 V (front) +24 V and
GND +24 V
GND
U
+
-
x