Connecting
5.2 Operation of the ET 200AL on grounded/non-grounded infeed
Distributed I/O system
System Manual, 02/2018, A5E31861578-AF
31
ET 200AL in the overall configuration
The figure below shows the ET 200AL distributed I/O system in the complete electrical
configuration using the example of an interface module.
Short-circuit and overvoltage protection
Fuses for cable protection (automatic circuit breaker for 4 A)
When configuring the ET 200AL distributed I/O system with non-grounded reference potential,
no connection is made between 1M, 2M and FE.
Figure 5-1 Electrical configuration
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