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ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b
5.3
Diagnosing Faults for ET 200U(DP Standard)
This section describes three alternatives for diagnosing faults:
Using LEDs to diagnose problems (
Section 5.3.1)
Using COM ET 200 to diagnose problems(
Section 5.3.2)
Diagnosing faults with STEP 5 (
Section 5.3.3)
Diagnosing faults with COM ET 200 in a STEP 5 program is described in
detail in the “ET 200 Distributed I/O System” Manual.
In this Section
ET 200U(DP Standard): Address Assignm.,Starting–Up, Diagnosing Faults Using COM ET 200