Diagnostic Objects - Beckhoff EL1904 Operating Instructions Manual

Count the individual sequences of the flashing code.
The errors indicated by the following flashing codes are reversible. After successful troubleshooting the
terminal can be restarted.
Diag 3 LED Diag 4 LED
Flashing
Code
lit 6-1-1-1
7-1-1-1
2-1-2-1
3-1-2-1
4-1-2-1
5-1-2-1
8-1-1-1
If another flashing code is displayed, this means that there is an internal terminal error that has stopped the
terminal. In this case the terminal must be checked by Beckhoff Automation GmbH & Co. KG.
Note the flashing codes and return the terminal
Note the flashing code displayed and include this information with the terminal when you return it.
5.5.2

Diagnostic objects

Do not change CoE objects!
Do not make any modifications to the CoE objects in the TwinSAFE components! Any modifications (e.g.
using TwinCAT) of the CoE objects will permanently set the TwinSAFE components to the Fail-Stop state.
Index FA80 : Internal temperature values
hex
The CoE object FA80
hex
Index Name
FA80:01 Temperature 1
FA80:02 Temperature 2
Index 800E : diagnostic information
hex
The CoE object 800E
hex
Index Name
800E:0 Diag
800E:0A Sensor test error
EL1904
Meaning
max. internal temperature
exceeded
internal temperature below min.
value
max. supply voltage µC1
exceeded
max. supply voltage µC2
exceeded
voltage fell below min. supply
voltage µC1
voltage fell below min. supply
voltage µC2
Temperature difference between
the measuring points exceeded
indicates the current internal temperature values of the EL1904.
Meaning
Temperature measurement 1
Temperature measurement 2
displays further diagnostic information.
Meaning
The following sub-indices contain detailed diagnostic
information.
Bit Error during the sensor test
0 1 Error at input 1
bin
1 1 Error at input 2
bin
2 1 Error at input 3
bin
Version: 3.0.0
Remedy
Ensure that the permissible ambient
temperature is adhered to.
Check the supply voltage.
Check the installation position and the
ambient temperature.
CAUTION
Operation
Flags Default
RO 0
bin
RO 0
bin
Flags Default
RO
RO
0
bin
0
bin
0
bin
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