Siemens 2AI 2/4WIRE HF Руководство - Страница 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

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

Connecting