Areva MiCOM P921 - Page 231

Technical Guide P92x/EN CT/E11
Modbus Protocol
MiCOM P921-P922-P923 Page 41/118
Address
Disturbance record
number
Channel Format
3C00h 5 VA F65
3C01h 5 VB F65
3C02h 5 VC F65
3C03h 5 V0 F65
3C04h 5 Frequency F65
3C05h 5 Logic input and outputs F65
1.7.16 Page 3Dh : Number of disturbance records available (MiCOM P922 and P923 only)
Read access only.
Address Contents Format
3D00h Number of disturbance records
available
F66
1.7.17 Page 3Eh : Oldest fault record data (MiCOM P922 and P923 only).
Address Contents Format
3E00h Oldest fault record data F64
1.7.18 Page 40h: Status Frame of Frequency Disturbance Record (MiCOM P923 only).
Read access only
Address Contents Format
4000h Status of Frequency disturbance record F70