CHAPTER 2: MODBUS COMMUNICATION MEMORY MAP
UR FAMILY – COMMUNICATIONS GUIDE 2-115
2
Phasor Measurement Unit Recorder Config Counter Command (Read/Write Command) (1, 2, 4, or 6 Modules)
C60, D60, F60, 
G60, L30, L90, 
N60, T60
781A PMU 1 Recorder Clear Config Counter 0 to 1 --- 1 F126 0 (No)
C60, N60 781B ...Repeated for PMU 2
N60 781C ...Repeated for PMU 3
" 781D ...Repeated for PMU 4
" 781E ...Repeated for PMU 5
" 781F ...Repeated for PMU 6
Phasor Measurement Unit One-shot Command (Read/Write Setting)
C60, D60, F60, 
G60, L30, L90, 
N60, T60
788C PMU One-shot Function 0 to 1 --- 1 F102 0 (Disabled)
" 788D PMU One-shot Sequence Number 0 to 99 --- 1 F001 1
" 788E PMU One-shot Time 0 to 4294967295 --- 1 F050 0
Phasor Measurement Unit Recording Values (Read Only) 
(1, 2, 4, or 6 Modules)
C60, D60, F60, 
G60, L30, L90, 
N60, T60
7890 PMU 1 Available Records 0 to 65535 --- 1 F001 0
" 7891 PMU 1 Second Per Record 0 to 6553.5 --- 0.1 F003 0
" 7893 PMU 1 Last Cleared Date 0 to 400000000 --- 1 F050 0
C60, N60 7895 ...Repeated for PMU 2
N60 789A ...Repeated for PMU 3
" 789F ...Repeated for PMU 4
" 78A4 ...Repeated for PMU 5
" 78A9 ...Repeated for PMU 6
Phasor Measurement Unit Test Values (Read/Write Setting) (1, 2, or 6 Modules)
C60, D60, F60, 
G60, L30, L90, 
N60, T60
78AE PMU 1 Test Function 0 to 1 --- 1 F102 0 (Disabled)
" 78AF PMU 1 Phase A Voltage Test Magnitude 0 to 700 kV 0.01 F003 50000
" 78B1 PMU 1 Page A Voltage Test Angle -180 to 180 ° 0.05 F002 0
" 78B2 PMU 1 Phase B Voltage Test Magnitude 0 to 700 kV 0.01 F003 50000
" 78B4 PMU 1 Phase B Voltage Test Angle -180 to 180 ° 0.05 F002 -12000
" 78B5 PMU 1 Phase C Voltage Test Magnitude 0 to 700 kV 0.01 F003 50000
" 78B7 PMU 1 Phase C Voltage Test Angle -180 to 180 ° 0.05 F002 12000
" 78B8 PMU 1 Auxiliary Voltage Test Magnitude 0 to 700 kV 0.01 F003 50000
" 78BA PMU 1 Auxiliary Voltage Test Angle -180 to 180 ° 0.05 F002 0
" 78BB PMU 1 Phase A Current Test Magnitude 0 to 9.999 kA 0.001 F004 1000
" 78BD PMU 1 Phase A Current Test Angle -180 to 180 ° 0.05 F002 -1000
" 78BE PMU 1 Phase B Current Test Magnitude 0 to 9.999 kA 0.001 F004 1000
" 78C0 PMU 1 Phase B Current Test Angle -180 to 180 ° 0.05 F002 -13000
" 78C1 PMU 1 Phase C Current Test Magnitude 0 to 9.999 kA 0.001 F003 1000
" 78C3 PMU 1 Phase C Current Test Angle -180 to 180 ° 0.05 F002 11000
" 78C4 PMU 1 Ground Current Test Magnitude 0 to 9.999 kA 0.001 F004 0
" 78C6 PMU 1 Ground Current Test Angle -180 to 180 ° 0.05 F002 0
" 78C7 PMU 1 Test Frequency 20 to 70 Hz 0.001 F003 60000
" 78C9 PMU 1 Test df/dt -10 to 10 Hz/s 0.01 F002 0
C60, N60 78CA ...Repeated for PMU 2
Products Address Register name Range Units Step Format Default