Wiring of the Inputs
Option1: The external control switches the external positive potential.
This option is preferably used in European countries in order to connect a PLC control.
Option 2: The control provided by the customer switches the external negative poten-
tial.
This option is preferably used in America and Japan in order to connect a PLC control.
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Gaussmeter IGM11 Operating Instructions
Insulated DC input
Used as current sinking inputs
Special features.
Do not connect!
Figure 15 Signal Input Plus Switched
Insulated DC input
Used as current sourcing inputs
Special features.
Do not connect!
Figure 16 Signal Input Minus Switched
Chapter 8 Signal Interfaces