Siemens IP-Module Instrukcja Obsługi Strona 44

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Technical Description of the IP 266 IP 266
2.6 Fault LED
The module is equipped with a red fault LED which is located at the right of the
analog output.
This LED flags faults of special IP 266 functions.
LED shows steady light in the event of the
following hardware faults (automatic operation)
LED flashes
Wirebreak or short-circuit on (5 V) incremental
position encoder
No 24 V voltage supply
Polarity reversal of 24 V voltage supply
Power section off
Error in IP 266 restart routine
Open circuit between IP 266 and power section
Blocked drive
Incorrect position control (track A/A\ and B/B\
reversed)
In the IP 266 restart routine
2-22
EWA 4NEB 812 6057-02
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