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7.4 MODBUS MEMORY MAP
Table 7–5: 745 MEMORY MAP (Sheet 28 of 35)
GROUP
ADDR
(HEX)
WINDING 3
2180
GROUND TIME
2181
O/C
2182
2183
2184
2185
2186
2187
↓
218F
WINDING 1
2190
GROUND INST
2191
O/C 1
2192
2193
2194
2195
↓
219F
WINDING 2
21A0
GROUND INST
21A1
O/C 1
21A2
21A3
21A4
21A5
↓
21AF
WINDING 3
21B0
GROUND INST
21B1
O/C 1
21B2
21B3
21B4
21B5
↓
21BF
7
WINDING 1
21C0
GROUND INST
21C1
O/C 2
21C2
21C3
21C4
21C5
↓
21CF
WINDING 2
21D0
GROUND INST
21D1
O/C 2
21D2
21D3
21D4
21D5
↓
21DF
WINDING 3
21E0
GROUND INST
21E1
O/C 2
21E2
21E3
21E4
7-40
Courtesy of NationalSwitchgear.com
DESCRIPTION
Winding 3 Ground Time O/C Function
Winding 3 Ground Time O/C Target
Winding 3 Ground Time O/C Pickup
Winding 3 Ground Time O/C Shape
Winding 3 Ground Time O/C Multiplier
Winding 3 Ground Time O/C Reset
Winding 3 Ground Time O/C Block
Reserved
↓
Reserved
Winding 1 Ground Inst O/C 1 Function
Winding 1 Ground Inst O/C 1 Target
Winding 1 Ground Inst O/C 1 Pickup
Winding 1 Ground Inst O/C 1 Delay
Winding 1 Ground Inst O/C 1 Block
Reserved
↓
Reserved
Winding 2 Ground Inst O/C 1 Function
Winding 2 Ground Inst O/C 1 Target
Winding 2 Ground Inst O/C 1 Pickup
Winding 2 Ground Inst O/C 1 Delay
Winding 2 Ground Inst O/C 1 Block
Reserved
↓
Reserved
Winding 3 Ground Inst O/C 1 Function
Winding 3 Ground Inst O/C 1 Target
Winding 3 Ground Inst O/C 1 Pickup
Winding 3 Ground Inst O/C 1 Delay
Winding 3 Ground Inst O/C 1 Block
Reserved
↓
Reserved
Winding 1 Ground Inst O/C 2 Function
Winding 1 Ground Inst O/C 2 Target
Winding 1 Ground Inst O/C 2 Pickup
Winding 1 Ground Inst O/C 2 Delay
Winding 1 Ground Inst O/C 2 Block
Reserved
↓
Reserved
Winding 2 Ground Inst O/C 2 Function
Winding 2 Ground Inst O/C 2 Target
Winding 2 Ground Inst O/C 2 Pickup
Winding 2 Ground Inst O/C 2 Delay
Winding 2 Ground Inst O/C 2 Block
Reserved
↓
Reserved
Winding 3 Ground Inst O/C 2 Function
Winding 3 Ground Inst O/C 2 Target
Winding 3 Ground Inst O/C 2 Pickup
Winding 3 Ground Inst O/C 2 Delay
Winding 3 Ground Inst O/C 2 Block
745 Transformer Management Relay
RANGE
STEP
UNITS
VALUE
---
---
---
---
---
---
0.05 to 20.00
0.01
x CT
---
---
---
0.00 to 100.00
0.01
---
---
---
---
---
---
---
↓
↓
↓
---
---
---
---
---
---
0.05 to 20.00
0.01
x CT
0 to 60000
1
ms
---
---
---
↓
↓
↓
---
---
---
---
---
---
0.05 to 20.00
0.01
x CT
0 to 60000
1
ms
---
---
---
↓
↓
↓
---
---
---
---
---
---
0.05 to 20.00
0.01
x CT
0 to 60000
1
ms
---
---
---
↓
↓
↓
---
---
---
---
---
---
0.05 to 20.00
0.01
x CT
0 to 60000
1
ms
---
---
---
↓
↓
↓
---
---
---
---
---
---
× CT
0.05 to 20.00
0.01
0 to 60000
1
ms
---
---
---
↓
↓
↓
---
---
---
---
---
---
× CT
0.05 to 20.00
0.01
0 to 60000
1
ms
---
---
---
7 COMMUNICATIONS
FORMAT
FACTORY
CODE
DEFAULT
F30
0 = Disabled
F46
1 = Latched
F3
85 = 0.85 x CT
F36
0 = Ext Inverse
F3
100 = 1.00
F68
1 = Linear
F87
0 = Disabled
↓
↓
F30
0 = Disabled
F46
1 = Latched
F3
1000=10.00 x CT
F1
0 ms
F87
0 = Disabled
↓
↓
F30
0 = Disabled
F46
1 = Latched
F3
1000=10.00 x CT
F1
0 ms
F87
0 = Disabled
↓
↓
F30
0 = Disabled
F46
1 = Latched
F3
1000=10.00 x CT
F1
0 ms
F87
0 = Disabled
↓
↓
F30
0 = Disabled
F46
1 = Latched
F3
1000=10.00 x CT
F1
0 ms
F87
0 = Disabled
↓
↓
F30
0 = Disabled
F46
1 = Latched
1000=10.00 × CT
F3
F1
0 ms
F87
0 = Disabled
↓
↓
F30
0 = Disabled
F46
1 = Latched
1000=10.00 × CT
F3
F1
0 ms
F87
0 = Disabled
GE Multilin
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