Siemens 2AI 2/4WIRE HF Manual - Halaman 25
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5.2
Wiring unused channels of the analog input modules
Rules
Pay attention to the following instructions when wiring unused channels:
● "Deactivate" unused input channels when assigning parameters.
● A deactivated channel always returns the value 7FFF
5.3
Using the shield connection
Rules
To prevent interference we recommend the following for analog electronic modules:
● Use shielded wires to the sensors and actuators.
● Lay out the wire shields on the shield connection.
● Connect the shield connection to the ground bus with low impedance.
2 AI I 2/4WIRE HF analog electronic module (6ES7134-4MB02-0AB0)
Manual, 04/2007, A5E01076111-01
5.2 Wiring unused channels of the analog input modules
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H
Connecting
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