Weidmuller WI-GTWY-9 User Manual page 116

WI-GTWY-9-xxx Wireless Gateway
Range 0 -254
• Seq Number
Unique identification number of the alarm.
Range 0 -31
• Alarm Spec Ack
Gives additional information about the Alarm, such as an error appears, or disappears. It also
indicates whether the slave needs additional acknowledge from the Master (Example: Writing
to a certain memory area with an Acyclic Write request).
Range 0 -7
• Alarm Type
Identifies the alarm type, such as Process Alarm, Plug Alarm etc.
Range 1 -6, 32 -126
• Extended Diagnostic Flag
FFh: Slave sends an alarm message with "Extended Diag flag "set
00h: Slave sends an alarm message with "Extended Diag flag "cleared
• Data [1 ...n]
Additional manufacturer specific alarm information (Alarm -PDU)
• Fault Information
If the Message Information word in the header of the message indicates 'Invalid Other',
additional information is available in this register.
003Eh: Module has received an invalid alarm indication data structure from a DPV1
slave. ('Slave Address ' contains the node address of the slave that issued the
erroneous indication)
Note: A response does not have to be sent in this case, since the module can 't send an Alarm
Acknowledge to the slave because of this fault.
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