Moog ACV with CANopen bus interface
8 Diagnostics
Fault reaction
B99224-DV018-D-211, Rev. A, October 2018
275
8.1.5.2 Object 0x2834: Fault retain status
All reported faults in bit coded form since powering on the servo valve.
8.1.6 Error register
The <ErrorRegister> (0x1001) displays the error information about the last reported fault in bit-coded form.
Bit 0 of the <ErrorRegister> (0x1001) is set as soon as an error occurs on the servo valve.
8.1.6.1 Object 0x1001: Error register
This object shall provide error information. The CANopen device maps internal errors into this object. This in-
formation is also sent with the emergency object.
Value description
If a specific error occurs, the corresponding bit shall be set to 1
b
. The bits are cleared automatically when the
error has gone.
FaultReaction
Index
Sub-index
Parameter name
Data type
Access
Persistence
Value range
Default
0x2834
1
FaultRetainStatus (fault code 1…31)
UINT32
rw
N
UINT32
None
0x2834
2
FaultRetainStatus (fault code 32…63)
UINT32
rw
N
UINT32
None
0x2834
3
FaultRetainStatus (fault code 64…95)
UINT32
rw
N
UINT32
None
0x2834
4
FaultRetainStatus (fault code 96…128)
UINT32
rw
N
UINT32
None
The error codes of older faults are stored in the <PredefinedErrorField> (0x1003).
Chapter "8.1.7 Last eight fault codes and error codes", page 276
Device
Index
Sub-index
Parameter name
Data type
Access
Persistence
Value range
Default
0x1001
0
ErrorRegister
UINT8
ro
-
UINT8
None
<ErrorRegister>
Description
Bit
0
Generic error (any error)
1
Current error
2
Voltage error
3
Temperature error
4
Communication error
5
Reserved
6
Reserved
7
Reserved
Table 115: Possible values of parameter <ErrorRegister> (0x1001)
