Abbreviation
Meaning
R
Read
W
Write
Tab. 9-2:
Key for the following tables
Object type
Meaning
Var
Object with only one element (Simple variable)
Array
Object with multiple “Simple” variables of the same data type
with the same length
Record
Object with multiple “Simple” variables of different data types
or the same data type, but with different lengths
Tab. 9-3:
Object types
Data type
Meaning
Visible string
Byte string with only printable ASCII characters. The byte
string ends with 00hex (zero-terminated) and is thus 1 byte
longer than the user data
Octet string
Byte string with any content
Unsigned 8
Unsigned value, only positive values 00
hex
... FF
hex
Unsigned 16
Unsigned value, only positive values 0000
hex
... FFFF
hex
Unsigned 32
Unsigned value, only positive values 0000 0000
hex
... FFFF
FFFF
hex
Tab. 9-4:
Data types
9.1.2
DiagState object 0x0018
The diagnostic object DiagState 0x0018 is structured as follows:
Index
Object name
Object
type
Data type
A
L [byte]
Rights
Meaning
0x0018 DiagState
Record
6
R
Diagnostic state
.1
Lfd.Nr.
Var
Unsigned 16 1
2
R
Consecutive fault number since last
reset or error memory reset
.2
Priority
Var
Unsigned 8
1
1
R
Priority of the message:
1: Highest priority, error cannot be ac‐
knowledged
2: Error can be acknowledged
.3
Channel/Group/
Module
Var
Unsigned 8
1
1
R
Channel, group or module where the
malfunction occurred
FF: Complete device
.4
Code
Var
Octet string
1
2
R
For the error codes, refer to
Bosch Rexroth AG
DOK-CONTRL-S20*SSDO*8*-AP02-EN-P
44/85
IndraControl S20 Module With Safe Digital Outputs S20-SSDO-8/3
Errors: Reporting and troubleshooting