X20 system modules • Analog input modules • X20AI4622
X20 system User's Manual 3.10
279
4.3.11.5 Pinout
AI + 1 I
AI + 1 U
AI - 1 U/I
AI + 2 I
AI + 2 U
AI - 2 U/I
1
X
20
A
I 4
62
2
2
AI + 3 I
AI + 3 U
AI - 3 U/I
AI + 4 I
AI + 4 U
AI - 4 U/I
3 4
r
e
Figure 108: Pinout
4.3.11.6 Connection example
GND
+24 VDC
GND
+24 VDC
AI
+
+
+
+
Voltage
measurement
Current
measurement
4.3.11.7 Input circuit diagram
AI + x I
AI + x U
AI - x U/I
PTC
Shunt
A/D
converter
Current/Voltage switching
Input value
I/O status
LED (green)
Summary of Contents for X20 System
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