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Fig.3-8 Schematic Diagram for Connection of Input Terminal of Analog Signal
IS300
AI1
GND
C
External
analog
source
0.22μF 50V
Ferrite bead (In the same
direction around two
circles)
Shielded twisted-pair
cable
Fig.3-9 Schematic Diagram for Connection of Input Terminal of Analog Signal
B：Digital input terminal:
It needs to employ shielded cable generally, with cable length of no more
than 20 meters.
When enabled driving is adopted, necessary filtering measures shall be
taken to prevent the interference to the power supply.
It is recommended to use the contact control mode.
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