TR-Electronic GmbH 2007, All Rights Reserved Printed in the Federal Republic of Germany
Page 88 of 131 TR - ECE - BA - DGB - 0060 - 05 02/23/2017
5.4 Bus status display
The measuring system has two LEDs in the connection hood. A red LED (Bus Fail) to
display faults and a green LED (Bus Run) to display status information.
When the measuring system starts up, both LEDs flash briefly. The display then
depends on the operational state.
No supply voltage, hardware error
Parameter- or configuration error
(Preset value1/2 or limit switch out of range,
wrong GSD file)
unrecoverable measuring system defect
(memory error, position error)
No allocation to a master, no data exchange
Parameter- or configuration error in PNO compatible
nominal configuration
(number of revolutions is not a power of two)
operational, no error, bus in cycle
Corresponding measures in case of an error see chapter “Troubleshooting and
diagnosis options”, page 123.
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