Areva MiCOM P921 - Page 249

Technical Guide P92x/EN CT/E11
Modbus Protocol
MiCOM P921-P922-P923 Page 59/118
CODE DESCRIPTION
F66 Data for the available disturbance records
1
st
word : Number of disturbance record available
2
nd
word : Oldest disturbance record number
3
rd
word : Oldest disturbance record date (sec)
4
th
word : Oldest disturbance record date (sec)
5
th
word : Oldest disturbance record date (ms)
6
th
word : Oldest disturbance record date (ms)
7
th
word : Cause of the oldest disturbance record:
1 : Relay n°1 operation
2 : Instantaneous information
3 : Remote trigger.
4 : Trig order received through a logic input
8
th
word : Acknowledgement
9
th
word : Previous disturbance record number
10
th
word : Previous disturbance record date (sec)
11
th
word : Previous disturbance record date (sec)
12
th
word : Previous disturbance record date (ms)
13
th
word : Previous disturbance record date (ms)
14
th
word : Cause of the previous disturbance record :
1 : Relay n°1 operation
2 : Instantaneous information
3 : Remote trigger
4 : Trig order received through a logic input
15
th
word : Acknowledgement
And so on regarding the other disturbance records…