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Hart Alarms/event Regeneration - Honeywell Experion PKS User Manual

Profibus gateway module.
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Byte 1 and Byte 2 represent any mismatch between the configured HART device and the connected HART
device. In addition, they represent any communication related status or failures. Byte 1 and Byte 2 define the
following alarms.
Scan Over run
HART Command Failed
Excess communication errors
HART communication failure
Secondary master present
Device ID mismatch
Device revision mismatch
Device type mismatch
Device range mismatch
Byte 3 represents the extended field device status from the HART 6.0 devices.
Bit 7 - Bit 2: Not defined
Bit 1: Device variable Alert
Bit 0: Maintenance Required
Command 48 alarms
Command 48 alarm bits represent additional device status information. There are totally 200 bits that are
defined to represent different status information and described in the vendor specific DD files.

8.6.6 HART alarms/event regeneration

HART alarms/events are regenerated for the PBHCHANNEL from the protocol block when there is a
regeneration request from the CDA communication.
8 PROFIBUS HART INPUT/OUTPUT MODULE (PBHIOM) FUNCTION BLOCK
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