Lenze 8400 BaseLine D - Manual (Page 110)

6 I/O terminals
6.1 Digital terminals
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Lenze · 8400 BaseLine D · Reference manual · DMS 5.5 EN · 01/2014 · TD05
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6.1 Digital terminals
Digital input terminals
The drive controller has
• four parameterisable input terminals (DI1 ... DI4) for detecting digital signals.
• one RFR control input for controller enable.
Digital output terminals
The drive controller has
• a parameterisable output terminal (DO1) for outputting digital signals,
• a relay output (NO/COM).
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Note!
Initialisation behaviour:
• After mains switching up to the start of the application
• the digital output remains set to FALSE.
• the switching contact of the relay (NO/COM) remains open.
Exception handling:
• In the event of a critical exception in the application (e.g. reset), the digital output is
set to FALSE.
Switching cycle diagnostics of the relay:
• A reference for evaluating the wear limit can be obtained via the number of switching
cycles of the relay displayed in C177/2 .