Table of Contents
Advertisement
Receive alarm with SFB54 "RALRM"
SFB 54 "RALRM" returns the following diagnostic information in the TINFO parameter
(task information) for PROFIBUS DP:
Byte
0 to 19
20 to 21
22
23
24
25
26 to 27
Vision Sensor SIMATIC VS120
Operating Instructions, Edition 02/2006, A5E00757507-01
Value
See OB description
Depending on configuration
B#16#00
B#16#01
B#16#00 / B#16#01
B#16#01 / B#16#00
W#16#80ED
Alarm, error and system messages
11.4 Slave diagnostics or /O device diagnostics
Meaning
Start information of the OB in which SFB 54 is called.
Address:
Bit 0 to 7: Station number (acc. to configuration)
•
Bit 8 to 14: DP master system ID (acc. to
•
configuration)
Bit 15: 0
•
Bit 0 to 3: Slave type (DP)
•
Bit 4 to 7: Profile type: 0000
•
Bit 0 to 3: Alarm information type (alarm of a
•
non-DPV1 slave / non-IO device)
Bit 4 to 7: Structure version
•
Flags of the PROFIBUS DP master interface:
Bit 0 = 0: Alarm from integrated interface module
•
Bit 0 = 1: Alarm from external interface module
•
Bit 1 to 7: In each case 0
•
Flags of the PROFIBUS DP master interface:
Bit 0 = 1 for alarm entering state
•
Bit 0 = 0 for alarm exiting state
•
Bit 1 to 7: In each case 0
•
PROFIBUS identification number (fixed)
11-13
Advertisement
Table of Contents
