DS error Error message Possible causes Remedial measures
80B7
H
Invalid value range
• Value is not in the valid
range
• Correct the value and transmit
again.
80B8
H
Invalid parameter
• Incorrect/invalid parameter
values were received
• Read out diagnosis DS 92 and as‐
certain the incorrect parameter
using the "number of the param‐
eter with error."
• Change the parameter value to a
valid one and resend.
7.6.8 Diagnostics using the CTT2 protocol
7.6.8.1 Reading / writing data set 3
Writing data set 03
The following table shows the structure of Writing data set 03:
Byte Value Explanation
0 ... 3 21
H
/ 00
H
/ 00
H
/ 00
H
Data set header
4 ... 5 0A
H
/ 00
H
Data structure length
6 ... 7 00
H
/ 00
H
Start position
8 ... 9 00
H
/ 00
H
Data structure CRC
10 Command
• 51
H
: The messages of the elements with errors are read
• 71
H
: The messages of the elements with prewarnings are read
11 ... 12 Fix 00
H
All elements that have a message are read.
13 Reserved = 0
Reading data set 03
The following table shows the structure of Reading data set 03:
Byte Value Explanation
0 ... 3 00
H
/ 00
H
/ 00
H
/ 00
H
Data set header
4 ... 5 Variable Data structure length
6 ... 7 00
H
/ 00
H
Start position
8 ... 9 CRC Data structure CRC
10 ... 11 Number of the elements with
a message
Number of elements with an error or a prewarning, depending on what was
requested.
12 - x 1. Element data block Net (useful) data: The structure of the element data blocks is written in Chap‐
ter "Structure of the element data blocks (Page 311)."
x+1 to x+y 2. Element data block
Diagnostics / service
7.6 Diagnosis using AS-Interface (CTT2 protocol)
SIRIUS 3RK3 Modular Safety System
310 Equipment Manual, 07/2020, NEB926253002000/RS-AC/006
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