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MODBUS MEMORY MAP
1–136
Code
1
FC126
0
1
FC129
0x0002
0x0004
0x0008
0x0010
0x0020
0x0040
0x0080
0x0100
0x0200
0x0800
0x1000
0x2000
0x4000
0x8000
FC133
0
1
0x00C0
0x00C1
0x00C2
0x00C3
0x00C4
0x00C5
0x00C6
0x00C7
0x00C8
0x00C9
0x00CA
0x00CB
0x00CC
0x00CD
0x00CE
0x00CF
0x00D0
0x00D1
0x00D2
0x00D3
0x00D4
0x00D5
0x00D6
0x00D7
0x00D8
CHAPTER 1: COMMUNICATIONS GUIDE
Type
Definition
Unhealthy
unsigned 16 bits
Disabled / Enabled Selection
Disabled
Enabled
unsigned 16 bits
Relay Status
Trip
Self Test Fault
Breaker Connected
52a Status
52b Status
Maintenance
In Service
Setpoint Group 2
Pickup
Contact Output 3
Contact Output 4
Contact Output 5
Contact Output 6
Contact Output 7
unsigned 16 bits
Cause of Waveform/Data Log Trigger
None
Command
Virtual Output 1
Virtual Output 2
Virtual Output 3
Virtual Output 4
Virtual Output 5
Virtual Output 6
Virtual Output 7
Virtual Output 8
Virtual Output 9
Virtual Output 10
Virtual Output 11
Virtual Output 12
Virtual Output 13
Virtual Output 14
Virtual Output 15
Virtual Output 16
Virtual Output 17
Virtual Output 18
Virtual Output 19
Virtual Output 20
Virtual Output 21
Virtual Output 22
Virtual Output 23
Virtual Output 24
Virtual Output 25
345 TRANSFORMER PROTECTION SYSTEM – COMMUNICATIONS GUIDE
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