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7 COMMUNICATIONS
Table 7–5: 745 MEMORY MAP (Sheet 13 of 35)
GROUP
ADDR
(HEX)
EVENT
0866
RECORDER
0867
DATA
continued
0868
0869
086A
086B
↓
0FFF
Common Setpoints (Addresses 1000 to 1FFF) - Read / Write
745 SETUP
1000
1001
1005
1006
1007
1008
1009
100A
100B
100C
100D
100E
100F
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
101A
101B
101F
DEFAULT
1020
MESSAGES
1021
1023
1025
1027
1029
102B
102D
102F
1031
1033
1035
1037
1039
103B
103D
103F
1041
1043
1045
GE Multilin
Courtesy of NationalSwitchgear.com
DESCRIPTION
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]
Reserved
Flash Message Time
Default Message Timeout
Reserved
Slave Address
COM1 Baud Rate
COM1 Parity
COM1 Communication Hardware
COM2 Baud Rate
COM2 Parity
Front Port Baud Rate
Front Port Parity
Local Reset Block
Remote Reset Signal
IRIG-B Signal Type
Active Setpoint Group
Edit Setpoint Group
Setpoint Group 2 Activate Signal
Setpoint Group 3 Activate Signal
Setpoint Group 4 Activate Signal
Clear Event Recorder Signal
DNP port
Reserved
Reserved
No. Of Default Messages Selected [read only]
Default Message #1 (2 registers)
Default Message #2 (2 registers)
Default Message #3 (2 registers)
Default Message #4 (2 registers)
Default Message #5 (2 registers)
Default Message #6 (2 registers)
Default Message #7 (2 registers)
Default Message #8 (2 registers)
Default Message #9 (2 registers)
Default Message #10 (2 registers)
Default Message #11 (2 registers)
Default Message #12 (2 registers)
Default Message #13 (2 registers)
Default Message #14 (2 registers)
Default Message #15 (2 registers)
Default Message #16 (2 registers)
Default Message #17 (2 registers)
Default Message #18 (2 registers)
Default Message #19 (2 registers)
745 Transformer Management Relay
7.4 MODBUS MEMORY MAP
RANGE
STEP
UNITS
VALUE
–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
1 to 254
1
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
0 to 30
1
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
FORMAT
FACTORY
CODE
DEFAULT
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"
F2
40 = 4.0 s
F1
300 s
F1
254
F31
5 = 19200 Bd
F73
0 = None
F17
0 = RS485
F31
5 = 19200 Bd
F73
0 = None
F31
5 = 19200 Bd
F73
0 = None
F87
0 = Disabled
F88
0 = Disabled
F84
0 = None
F60
0 = Group 1
F74
4 = Active Grp
F88
0 = Disabled
F88
0 = Disabled
F88
0 = Disabled
F88
0 = Disabled
F99
0=None
7
F1
1
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
F32
---
7-25
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