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8.3 MODBUS MEMORY MAP
Table 8–6: 745 MEMORY MAP (Sheet 18 of 57)
GROUP
ADDR
(HEX)
EVENT
084F
RECORDER
0850
DATA
continued
0851
0852
0853
0854
0855
0856
0857
0858
0859
085A
085B
085C
085D
085E
085F
0860
0861
0862
0863
0864
0865
0866
0867
0868
0869
086A
8
086B
↓
0FFF
Common Setpoints (Addresses 1000 to 1FFF) - Read / Write
745 SETUP
1000
1001
1005
1006
1007
1008
8-34
DESCRIPTION
Event XX Winding 2 Phase B 5th Harmonic
Event XX Winding 2 Phase C 5th Harmonic
Event XX Winding 3 Phase A Current Magnitude
Event XX Winding 3 Phase A Current Angle
Event XX Winding 3 Phase B Current Magnitude
Event XX Winding 3 Phase B Current Angle
Event XX Winding 3 Phase C Current Magnitude
Event XX Winding 3 Phase C Current Angle
Event XX Winding 3 Ground Current Magnitude
Event XX Winding 3 Ground Current Angle
Event XX Winding 3 Phase A 2nd Harmonic
Event XX Winding 3 Phase B 2nd Harmonic
Event XX Winding 3 Phase C 2nd Harmonic
Event XX Winding 3 Phase A 5th Harmonic
Event XX Winding 3 Phase B 5th Harmonic
Event XX Winding 3 Phase C 5th Harmonic
Event XX Phase A Differential Current
Event XX Phase B Differential Current
Event XX Phase C Differential Current
Event XX Phase A Restraint Current
Event XX Phase B Restraint Current
Event XX Phase C Restraint Current
Event XX System Frequency
Event XX Frequency Decay Rate
Event XX Tap Changer Position
Event XX Volts-per-Hertz
Event XX Ambient Temperature
Event XX Analog Input
Reserved
↓
Reserved
745 Setpoints
Encrypted Passcode (4 registers) [read only]
Beeper
Flash Message Time
Default Message Timeout
Default Message Intensity
745 Transformer Management Relay
RANGE
STEP
UNITS
VALUE
0.0 to 99.9
0.1
% ƒo
0.0 to 99.9
0.1
% ƒo
---
---
A
0 to 359
1
° Lag
---
---
A
0 to 359
1
° Lag
---
---
A
0 to 359
1
° Lag
---
---
A
0 to 359
1
° Lag
0.0 to 99.9
0.1
% ƒo
0.0 to 99.9
0.1
% ƒo
0.0 to 99.9
0.1
% ƒo
0.0 to 99.9
0.1
% ƒo
0.0 to 99.9
0.1
% ƒo
0.0 to 99.9
0.1
% ƒo
× CT
0.00 to 655.35
0.01
× CT
0.00 to 655.35
0.01
× CT
0.00 to 655.35
0.01
× CT
0.00 to 655.35
0.01
× CT
0.00 to 655.35
0.01
× CT
0.00 to 655.35
0.01
0.00 to 99.99
0.01
Hz
–9.99 to 9.99
0.01
Hz/s
1 to 50
1
---
0.00 to 4.00
0.01
V/Hz
–51 to 251
1
°C
0 to 65000
1
<Units>
↓
↓
↓
---
---
---
---
---
---
---
---
---
0.5 to 10.0
0.5
s
10 to 900
1
s
0 to 100
25
%
8 COMMUNICATIONS
FORMAT
FACTORY
CODE
DEFAULT
F2
0% ƒo
F2
0% ƒo
F80
0 A
F1
0° Lag
F80
0 A
F1
0° Lag
F80
0 A
F1
0° Lag
F83
0 A
F1
0° Lag
F2
0% ƒo
F2
0% ƒo
F2
0% ƒo
F2
0% ƒo
F2
0% ƒo
F2
0% ƒo
0.00 × CT
F3
0.00 × CT
F3
0.00 × CT
F3
0.00 × CT
F3
0.00 × CT
F3
0.00 × CT
F3
F3
0.00 Hz
F6
0.00 Hz/s
F1
0 = n/a
F3
0.00 V/Hz
F4
0 °C
F1
0 <Units>
↓
↓
F29
0 = Not Prog'd
F33
"AIKFBAIK"
F30
1 = Enabled
F2
40 = 4.0 s
F1
300 s
F1
25%
GE Power Management
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