2 diagnostic objects – BECKHOFF EP1908 User Manual
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Operation
EP1908-0002
25
4.4.2 Diagnostic objects
The CoE objects indicate additional diagnostic information.
CAUTION
Do not change CoE objects!
Do not change any of the CoE objects in the TwinSAFE EtherCAT Boxes! Changes
(e.g. using the TwinCAT System Manager) in the CoE objects would permanently set
the TwinSAFE EtherCAT Boxes to Fail-Stop state!
4.4.2.1
CoE objects 0xA008 and 0xA009
Index
Name
Meaning
Flags
Default
value
0xA008:0
FSOE Velocity
The following sub-indices contain the currently
measured frequencies in 0.1 Hz.
RO
0xA008:01 -
0xA008:08
Velocity 1 -
Velocity 8
Frequency at channels 1 to 8 in 0.1 Hz
RO
0xA009:0
FSOE max
Velocity
The following sub-indices contain the maximum
frequencies (in 0.1 Hz) determined since the last
startup of the TwinSAFE communication with the
EP1908-0002.
RO
0xA009:01 -
0xA009:08
maxVelocity 1 -
maxVelocity 8
Maximum frequency at channels 1 to 8 in 0.1 Hz
RO
4.4.2.2
CoE object 0x800E: diagnostic objects
Index
Name
Meaning
Flags
Default
value
800E:0
FSoE Internal Data
The following sub-indices contain detailed
diagnostic information.
RO
800E:0A
Sensor test error
Bit
Error during sensor test. This may be an
external feed, for example.
RO
0
1
bin
Error at input 1
0
bin
1
1
bin
Error at input 2
0
bin
2
1
bin
Error at input 3
0
bin
3
1
bin
Error at input 4
0
bin
4
1
bin
Error at input 5
0
bin
5
1
bin
Error at input 6
0
bin
6
1
bin
Error at input 7
0
bin
7
1
bin
Error at input 8
0
bin
800E:0B
Error during two-
channel evaluation
Bit
Error during the contiguous evaluation of
two channels, i.e. the two channels
contradict each other.
RO
0
1
bin
Error in the first input pair
0
bin
1
1
bin
Error in the second input pair
0
bin
2
1
bin
Error in the third input pair
0
bin
3
1
bin
Error in the fourth input pair
0
bin