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8 COMMUNICATIONS
Table 8–6: 745 MEMORY MAP (Sheet 51 of 57)
GROUP
ADDR
DESCRIPTION
(HEX)
FACTORY
5004
Force LED Status Column 3
SERVICE
5005
Force Other Hardware
continued
5006
Reserved
↓
5009
Reserved
SETTING
500A
FlexLogic Equation Error
ERRORS
500B
Bad Transformer Settings Error
500C
Reserved
↓
500F
Reserved
SELF-TEST
5010
Logic Input Error Flag
ERROR
5011
Analog Output Error Flag
FLAGS
5012
Calibration Error Flag
5013
EEPROM Error Flag
5014
Real Time Clock Error Flag
5015
Battery Error Flag
5016
Emulation Software Error Flag
5017
Internal Temperature Error Flag
5018
Flexlogic Error Flag
5019
DSP Error Flag
501A
Bad Settings Error Flag
501B
IRIG-B Signal Error Flag
501C
Access Denied Error Flag
501D
Ambient Temperature Error Flag
501E
Reserved
↓
501F
Reserved
HARDWARE
5020
Operating Hours of Relay
DIAGNOSTICS
5021
Internal Temperature
5022
Minimum Internal Temperature
5023
Maximum Internal Temperature
5024
0-1 mA Analog Input
5025
0-20 mA Analog Input
5026
Last Front Panel Key Pressed
5027
DSP Diagnostic Flags
5028
Reserved
↓
502F
Reserved
GE Power Management
RANGE
↓
↓
↓
0 to 65535
–55.0 to 150.0
–55.0 to 150.0
–55.0 to 150.0
0 to 65535
0 to 65535
↓
745 Transformer Management Relay
8.3 MODBUS MEMORY MAP
STEP
UNITS
FORMAT
VALUE
---
---
---
---
---
---
↓
↓
↓
---
---
---
---
---
---
↓
↓
↓
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
↓
↓
↓
1
hours
0.1
° C
0.1
° C
0.1
° C
1
µA
1
µA
---
---
---
---
---
---
↓
↓
↓
FACTORY
CODE
DEFAULT
F54
0
F72
0
↓
↓
F76
0 = None
F77
0 = None
↓
↓
F52
0
F52
0
F52
0
F52
0
F52
0
F52
0
F52
0
F52
0
F52
0
F52
0
F52
0
F52
0
F52
0
F52
---
↓
↓
F1
0
8
F5
---
F5
---
F5
---
F1
---
F1
---
F55
00 h = No Key
F51
---
↓
↓
8-67
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