Mailbox Messaging
MVI46-PDPMV1 ♦ SLC Platform
User Manual
PROFIBUS DPV1 Master
Page 82 of 160
ProSoft Technology, Inc.
March 25, 2011
Command and Response Layout: Alarm Indication
Command
Response
Message ID
(ID)
(ID)
Message information
4002h
0002h
Command
0022h
0022h
Alarm Indication
Data size
(request length)
0000h
Frame count
0001h
0001h
Frame number
0001h
0001h
Offset high
0000h
0000h
Offset low
0000h
0000h
Extended word 1
Slave
Address
Slot Number
-
Extended word 2 Seq Number Alarm Spec
Ack
-
Extended word 3 Alarm Type
Ext Diag
-
Extended word 4
-
-
Extended word 5
-
-
Extended word 6
-
-
Extended word 7
-
-
Extended word 8
Fault Information
-
Message Data byte 1
Data 1
Message Data byte 2
Data 2
Message Data byte 3
Data 3
…
…
Message Data byte n
Data n
Slave Address
Station address of the slave that issued the alarm.
Slot Number
Used by the slave to indicate the source of the alarm. Range 0 to 254.
Seq Number
Unique identification number of the alarm. Range 0 to 31.
