GE 745 TRANSFORMER MANAGEMENT RELAY - Page 276

8-66 745 Transformer Management Relay GE Power Management
8.3 MODBUS MEMORY MAP 8 COMMUNICATIONS
8
Trace Memory (Addresses 4000 to 47FF) - Read Only
TRACE
MEMORY
4000 Trace Memory Last Clear Date (2 registers) --- --- --- F23 ---
4002 Trace Memory Last Clear Time (2 registers) --- --- --- F22 ---
4004
Total Number of Trace Triggers Since Last Clear 0 to 65535 1 --- F1 ---
4005 Trace Buffer Selector Index (XX) [read/write] 1 to 65535 1 --- F1 ---
4006 Trace Channel Selector Index (YY) [read/write] --- --- --- F65 ---
4007 Reserved
↓↓ ↓ ↓↓↓ ↓
400F Reserved
4010 Trace Buffer XX Trigger Date (2 registers) --- --- --- F23 ---
4012 Trace Buffer XX Trigger Time (2 registers) --- --- --- F22 ---
4014 Trace Buffer XX Trigger Cause --- --- --- F85 ---
4015 Trace Buffer XX Trigger Sample Index 0 to 1023 1 --- F1 ---
4016 Trace Buffer XX System Frequency 2.00 to 65.00 0.01 Hz F3 ---
4017 Trace Buffer XX Channel YY Sample 0 --- --- --- F70 ---
4018 Trace Buffer XX Channel YY Sample 1 --- --- --- F70 ---
↓↓ ↓ ↓↓↓ ↓
4416 Trace Buffer XX Channel YY Sample 1023 --- --- --- F70 ---
4417 Reserved
↓↓ ↓ ↓↓↓ ↓
47FF Reserved
Playback Memory (Addresses 4800 to 4FFF) - Read / Write
PLAYBACK
MEMORY
4800 Playback Channel Selector Index (XX) --- --- --- F69 ---
4801 Reserved
↓↓ ↓ ↓↓↓ ↓
480F Reserved
4810 Playback Channel XX Sample 0 --- --- --- F70 ---
4811 Playback Channel XX Sample 1 --- --- --- F70 ---
↓↓ ↓ ↓↓↓ ↓
4C0F Playback Channel XX Sample 1023 --- --- --- F70 ---
4C10 Reserved
↓↓ ↓ ↓↓↓ ↓
4FFF Reserved
Factory Service (Addresses 5000 to 7FFF) - Read / Write
FACTORY
SERVICE
5000 Factory Service Function Passcode --- --- --- F1 0
5001 Factory Service Commands --- --- --- F71 0
5002 Force LED Status Column 1 --- --- --- F54 0
5003 Force LED Status Column 2 --- --- --- F54 0
Table 8–6: 745 MEMORY MAP (Sheet 50 of 57)
GROUP ADDR
(HEX)
DESCRIPTION RANGE STEP
VALUE
UNITS FORMAT
CODE
FACTORY
DEFAULT