Printed in the Federal Republic of Germany
TR-Electronic GmbH 2004, All Rights Reserved
10/01/2014
TR - ECE - BA - DGB - 00036 - 10
Page 79 of 115
6.4 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.
Type with cable glands
Type with connectors
= ON
= OFF
= 1 Hz
= 10 Hz
LED, green
Bus Run
Ready for operation
Supply absent, hardware error
Parameterization or configuration error in PNO-compatible nominal
configuration. Data have been corrected.
Irreparable parameterization or configuration error
LED, red
Bus Fail
No error, bus in cycle
Measuring system is not addressed by the master, no data exchange
Non-recoverable measuring system fault
Corresponding measures in case of an error see chapter “Troubleshooting and
diagnosis options
