Communication
TCD Electronics | Function Manual | Version: TCD_PROFI_S_EN_200326_E003
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3.10.
Alarm, error, an system messages
3.10.1.
Introduction
The PROFIBUS slave has the capability of sending diagnostic data. The diagnostic data is hierarchically
organized.
•
Device status
•
General faults and conditions
•
Alarm status (1 to 10)
3.10.2.
Diagnosis Response
A PROFIBUS master is able to request diagnosis information from the slave using the diagnosis service. The
following table shows the content of the diagnosis response sent from the device upon a request from the
master.
Byte
Element Name
Description
10…13
Device status
Device status
Restart
Application reset
Maintenance required
Maintenance alarm
Maintenance demanded
Function check
Out of specification
Parameter update
Extension available
NE107 diagnostic
14…19
General faults and faults
conditions
Sensor element exciter faulty
Error in evaluation electronics
Error in internal energy supply
Error in sensor element
Error in actuator element
Faulty installation e.g. dead space
Parameter setting error
Signal path broken or short cut
Overloading Wrong polarity of aux power
Maximum line length exceeded
Corrosion/abrasion by medium
Fouling on sensor element
Auxil medium missing or insufficient
Wear reserve used up (operation)
Wear reserve used up (wear)
Error in peripherals
Electromag interference too high
Temperature of medium too high
Ambient temperature too high
Vibration/Impact load too high
Auxiliary power range off-spec
Auxiliary medium missing