PROFIBUS Diagnostic Telegrams
36
C441 PROFIBUS Module User Manual
MN042002EN—July 2015
www.eaton.com
PROFIBUS Diagnostic Telegrams
C441 Motor Insight Overload Protection Relay
Table 26. C441 Diagnostic Telegram
Byte
Bit
Description
Ext Diag Bit
1
0
Diag.station: Station does not exist (set by Master)
1
Diag.station_not_ready: Station is not ready for data exchange
2
Diag.cfg_fault: Configuration data does not agree
3
Diag.ext: Slave has extended diagnostic data
4
Diag.not_supported: Requested function is not supported
5
Diag.invalid_slave_response: Sets slave to 0, fixed
6
Dig.prm_fault: Incorrect parameterization
7
Diag.master_lock: Slave is parameterized by different master
2
0
Diag.prm_req: Slave has to be re-parameterized
1
Diag.stat_diag: Static diagnosis
2
Fixed at 1
3
Diag.WD_on: Threshold monitoring activated
4
Diag.freeze_mode: Freeze command received
5
Diag.sync_mode: Sync command received
6
Reserved
7
Diad.deactivated (sets master)
3
0–6
Reserved
7
Diag.ext_overflow
4
Master address after parameterization (FF before parameterization)
5
Ident Number (MSB)
6
Ident Number (LSB)
7
Header byte—Device Data
0
Length of User Ext Diagnostic Data
1
2
3
4
5
6
0 = Device Data
7
0 = Device Data
8
0
1 = Adapter Connected; 0 = Adapter Not Connected
F/S
1
Reserved
2
1 = Adapter Married
S/S
3
Reserved
4
Reserved
5
Reserved
6
Reserved
7
Reserved
