Connection To Bus Systems; What To Do If - Eaton NZM2 Manual

11/04 MN01219002Z-EN
Connection to bus systems The DMI and also the circuit-breaker are connected to bus

What to do if ...?

Problem
No display
Start Com
display
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systems using interface modules. At the moment the
PROFIBUS-DP module NZM-XDMI-DPV1 which enables
PROFIBUS-DP V1-communication is supported.
For information on installing, commissioning and operating
the bus interface modules, refer to the relevant
documentation.
For further information on connecting to PROFIBUS-DP
systems refer to a chapter 3, Page 75.
It is possible that the DMI does not exactly behave as
expected. If this is the case, refer to the following points.
They are designed to help you in troubleshooting should
faults arise.
Procedure and
circumstance
Observing the
Parameters LED
Connected to circuit-
breaker
Connected to PC
(a Online Help of
NZM-XPC-Soft)

Connection to bus systems

Solution
LED dark, check power supply
LED lit or flashing, change DMI
Remove NZM-XDMI-CAB cable between DMI and
NZM and re-plug
Change NZM-XDMI-CAB cable
The Start Com display only goes out if data exchange
between the DMI and the PC is actually taking place.
Start Com will reappear since the data transfer is
completed in a few seconds
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