MSA General Monitors OBSERVER-i - Command #147: Read Fault Event Log; Command #148: Read Maintenance Event Log

OBSERVER-i HART
16
10.9 COMMAND #147: READ FAULT EVENT LOG
This command reads the Fault Event Log as specified by the event log number. Event 0 is the most
recent event. Event 1 is the one just before that and so forth.
Request Data Bytes
Byte
Format
Description
None
N/A
N/A
Response Data Bytes
Byte
Format
Description
0 – 3
Unsigned-32
Event Running Time (in Seconds)
4– 6
Date
Event Date: Day, Month, Year – 1900
7
Unsigned-8
Event Hour
8
Unsigned-8
Event Minute
9
Unsigned-8
Event Second
10-11
Unsigned-16
Event Cause – See device specific table
Command-Specific Response Codes
Code
Class
Description
0
Success
No Command-Specific Errors
1-127
Undefined
10.10 COMMAND #148: READ MAINTENANCE EVENT LOG
This command reads the Maintenance Event Log as specified by the event log number. Event 0 is the
most recent event. Event 1 is the one just before that and so forth.
Request Data Bytes
Byte
Format
Description
None
N/A
N/A
Response Data Bytes
Byte
Format
Description
0
Unsigned-8
Event Log Number
0 – 3
Unsigned-32
Event Running Time (in Seconds)
4– 6
Date
Event Date: Day, Month, Year – 1900
7
Unsigned-8
Event Hour