GE 489 User Manual
Page 195
GE Multilin
489 Generator Management Relay
6-33
6 COMMUNICATIONS
6.3 MODBUS MEMORY MAP
6
30E2
HOTTEST OTHER RTD TEMPERATURE
–50 to 250
1
°F
F4
0
30E3
HOTTEST AMBIENT RTD TEMPERATURE
–50 to 250
1
°F
F4
0
30E5
NEUTRAL VOLT (FUND)
0 to 250000
1
Volts
F10
0
30E7
NEUTRAL VOLT (3rd)
0 to 250000
1
Volts
F10
0
30E9
Vab/Iab
0 to 65535
1
ohms s
F1
0
30EA
Vab/Iab ANGLE
0 to 359
1
°
F1
0
WAVEFORM MEMORY SETUP
30F0
WAVEFORM MEMORY TRIGGER DATE
N/A
N/A
N/A
F18
N/A
30F2
WAVEFORM MEMORY TRIGGER TIME
N/A
N/A
N/A
F19
N/A
30F4
FREQUENCY DURING TRACE ACQUISITION
0 to 12000
1
Hz
F3
0
30F5
WAVEFORM MEMORY CHANNEL SELECTOR
(HOLDING REGISTER)
0 to 9
1
N/A
F214
0
30F6
WAVEFORM TRIGGER SELECTOR
1 to 65535
1
N/A
F1
0
30F7
WAVEFORM TRIGGER CAUSE (READ-ONLY)
0 to 139
1
N/A
F134
0
30F8
NUMBER OF SAMPLES PER WAVEFORM CAPTURE
1 to 768
1
N/A
F1
168
30F9
NUMBER OF WAVEFORM CAPTURES TAKEN
0 to 65535
1
N/A
F1
0
WAVEFORM MEMORY SAMPLES
3100
FIRST WAVEFORM MEMORY SAMPLE
–32767 to 32767
1
N/A
F4
0
3400
LAST WAVEFORM MEMORY SAMPLE
–32767 to 32767
1
N/A
F4
0
1.
Value of 65535 indicates ‘Never’
2.
A value of 0xFFFF indicates “no measurable value”.
3.
Maximum value turns feature ‘Off’
Table 6–1: 489 MEMORY MAP (SHEET 24 OF 24)
ADDR NAME
RANGE
STEP
UNITS
FORMAT
DEFAULT
1, 2, 3
See Table footnotes on page 6–33