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CHAPTER 1: COMMUNICATIONS GUIDE
345 TRANSFORMER PROTECTION SYSTEM – COMMUNICATIONS GUIDE
Code
2
F97
0
1
2
F99
0
1
FC100
0
1
2
3
FC101
0
1
2
3
4
FC102
0
1
2
FC103
0
1
FC103A
0
1
FC105
0
1
2
3
FC107
0
1
FC123
0
1
2
3
FC124A
0
1
FC125
0
Type
Definition
6 x 32
unsigned 16 bits
Rear 485 Port Protocol
Modbus
IEC60870-5-103
DNP 3.0
unsigned 16 bits
SR345 Relay Status
Not Ready
Ready
unsigned 16 bits
SNTP Mode
Disabled
Unicast
Anycast
Broadcast
unsigned 16 bits
RS 485 Baud Rate
9600_baud
19200_baud
38400_baud
57600_baud
115200_baud
unsigned 16 bits
RS 485 Parity
None
Odd
Even
unsigned 16 bits
Off / On Selection
Off
On
unsigned 16 bits
No / Yes Selection
No
Yes
unsigned 16 bits
Differential CT Type
None
1A Secondary
5A Secondary
Direct Connect
unsigned 16 bits
Supply Frequency
60 Hz
50 Hz
unsigned 16 bits
Select DV Voltage
17V Threshold
33V Threshold
84V Threshold
166V Threshold
unsigned 16 bits
Phase Rotation
ABC
ACB
unsigned 16 bits
Coil Monitor
Healthy
MODBUS MEMORY MAP
1–135
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