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8.3 MODBUS MEMORY MAP
Table 8–6: 745 MEMORY MAP (Sheet 46 of 57)
GROUP
ADDR
(HEX)
VOLTS-PER-
2303
HERTZ 1
2304
continued
2305
2306
2307
2308
↓
230F
VOLTS-PER-
2310
HERTZ 2
2311
2312
2313
2314
2315
2316
2317
2318
↓
231F
WINDING 1
2320
THD LEVEL
2321
2322
2323
2324
2325
2326
↓
232F
8
WINDING 2
2330
THD LEVEL
2331
2332
2333
2334
2335
2336
↓
233F
8-62
DESCRIPTION
Volts-Per-Hertz 1 Pickup
Volts-Per-Hertz 1 Shape
Volts-Per-Hertz 1 Delay
Volts-Per-Hertz 1 Reset
Volts-Per-Hertz 1 Block
Reserved
↓
Reserved
Volts-Per-Hertz 2 Function
Volts-Per-Hertz 2 Target
Volts-Per-Hertz 2 Min. Operating Voltage
Volts-Per-Hertz 2 Pickup
Volts-Per-Hertz 2 Shape
Volts-Per-Hertz 2 Delay
Volts-Per-Hertz 2 Reset
Volts-Per-Hertz 2 Block
Reserved
↓
Reserved
Winding 1 THD Level Function
Winding 1 THD Level Target
Winding 1 THD Level Min. Operating Current
Winding 1 THD Level Pickup
Winding 1 THD Level Delay
Winding 1 THD Level Block
Reserved
↓
Reserved
Winding 2 THD Level Function
Winding 2 THD Level Target
Winding 2 THD Level Min. Operating Current
Winding 2 THD Level Pickup
Winding 2 THD Level Delay
Winding 2 THD Level Block
Reserved
↓
Reserved
745 Transformer Management Relay
RANGE
STEP
UNITS
VALUE
1.00 to 4.00
0.01
V/Hz
---
---
---
0.00 to 600.00
0.01
s
0.0 to 6000.0
0.1
s
---
---
---
↓
↓
↓
---
---
---
---
---
---
0.10 to 0.99
0.01
x VT
1.00 to 4.00
0.01
V/Hz
---
---
---
0.00 to 600.00
0.01
s
0.0 to 6000.0
0.1
s
---
---
---
↓
↓
↓
---
---
---
---
---
---
× CT
0.03 to 1.00
0.01
0.1 to 50.0
0.1
% ƒo
0 to 60000
1
s
---
---
---
↓
↓
↓
---
---
---
---
---
---
× CT
0.03 to 1.00
0.01
0.1 to 50.0
0.1
% ƒo
0 to 60000
1
s
---
---
---
↓
↓
↓
8 COMMUNICATIONS
FORMAT
FACTORY
CODE
DEFAULT
F3
236 = 2.36 V/Hz
F86
0 = Def. Time
F3
200 = 2.00 s
F2
0.0 s
F87
0 = Disabled
↓
↓
F30
0 = Disabled
F46
1 = Latched
F3
10 = 0.10 x VT
F3
214 = 2.14 V/Hz
F86
0 = Def. Time
F3
4500 = 45.00 s
F2
0.0 s
F87
0 = Disabled
↓
↓
F30
0 = Disabled
F46
0 = Self-reset
10 = 0.10 × CT
F3
F2
500 = 50.0%
F1
10 s
F87
0 = Disabled
↓
↓
F30
0 = Disabled
F46
0 = Self-reset
10 = 0.10 × CT
F3
F2
500 = 50.0%
F1
10 s
F87
0 = Disabled
↓
↓
GE Power Management
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