Siemens SINUMERIK 840D sl Function Manual page 316
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2.5 Service display PROFIBUS DP 840Di
2.5
Service display PROFIBUS DP 840Di
The user interface 840Di StartUp provides diagnostic screen forms for PROFIBUS DP and
its nodes. . These diagnostic screens are only intended for information. You cannot modify
them.
The following detailed information is displayed:
• PROFIBUS configuration
• Information on the slaves regarding their assignment to PLC/NC
• Detailed information on the slaves and the corresponding slots
• Information on the axes.
To obtain a quick overview, the current states of certain functions are represented by
colored lamps. The following general conventions are used for the meaning of the individual
colors:
• Green: Function is OK.
• Red: Failure or no communication at the moment
• Gray: Function is not available for the present communication.
Diagnostic screen PROFIBUS DP Configuration
The diagnostic screen PROFIBUS Configuration provides general information on PROFIBUS
DP.
The following parameters are displayed:
Table 2-1
Diagnostic screen PROFIBUS Configuration
Function/subfunction
Bus configuration
Baud rate in MBd
Cycle time in msec
Synchronous portion
(TDX) in msec
Status
Configuration OK.
Bus status
34
Explanation/meaning
Data transfer rate
Configured bus cycle time; also defines the position controller cycle
Configured time for cyclic data exchange within a PROFIBUS DP cycle
Status of configuration
Green lamp: DP master has powered up.
•
Red lamp: Failure or no communication.
•
Current bus status is displayed in this field. Each bus status is explained in the screen form in
brief. Possible states are:
POWER_ON
•
OFFLINE
•
CLEAR
•
OPERATE
•
ERROR
•
Basic logic functions: Diagnostic tools (D1)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
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