6
Electrical connection
6.1
Preparing the electrical connection
Requirements:
•
The system has been de-energized and secured against being switched on again.
•
The connections for the voltage supply and signal processing have been correctly prepared.
6.2
Connection elements
Housing rear (front view)
6.2.1
Terminal assignment
Screw terminal
Designation
Description
Analog output
–
–
Analog output 3
Analog output 2
Analog output 1
Analog output GND
GND
DC 24 V
a
Standard
b
Optional extra
6.3
Connection diagram
Analog outputs
The connection examples for analog output 3 also apply to analog outputs 1 and 2.
Current output
1
2
3
Assign-
ment
1
2
a
3
a
4
a
5
6
7
8
-
+
A
4
5
6
7
8
6 Electrical connection
1
2
3
4
5
Screw terminal
Designation
Description
RS485
RS485 A (D+)
RS485 B (D-)
RS485 GND
RS485 A (D+)
RS485 B (D-)
RS485 GND
GND
DC 24 V
Voltage output
1
2
3
6
7
8
Assign-
ment
1
2
b
3
4
5
b
6
7
8
-
+
V
R
≥ 10 kΩ
4
5
6
7
8
15