Modbus Memory Map
489 Memory Map The 489 memory map is shown in the following table.
489
Communications Guide
Table 1: 489 Memory Map (Sheet 1 of 29)
ADDR NAME
PRODUCT ID
RANGE
STEP
UNITS
FORMAT DEFAULT
0000 | GE Multilin Product Device Code | N/A | N/A | N/A | F1 | 32 |
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0001 | Product Hardware Revision | 1 to 26 | 1 | N/A | F15 | N/A |
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0002 | Product Software Revision | N/A | N/A | N/A | F16 | N/A |
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0003 | Product Modification Number | 0 to 999 | 1 | N/A | F1 | N/A |
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0010 | Boot Program Revision | N/A | N/A | N/A | F16 | N/A |
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0011 | Boot Program Modification Number | 0 to 999 | 1 | N/A | F1 | N/A |
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MODEL ID |
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0040 | Order Code | 0 to 16 | 1 | N/A | F22 | N/A |
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0050 | 489 Revision | 12 | 1 | N/A | F22 | N/A |
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0060 | 489 Boot Revision | 12 | 1 | N/A | F22 | N/A |
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COMMANDS |
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0080 | Command Function Code (always 5) | 5 | N/A | N/A | F1 | N/A |
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0081 | Command Operation Code | 0 to 65535 | 1 | N/A | F1 | N/A |
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0088 | Communications Port Passcode | 0 to 99999999 | 1 | N/A | F12 | 0 |
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00F0 | Time (Broadcast) | N/A | N/A | N/A | F24 | N/A |
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00F2 | Date (Broadcast) | N/A | N/A | N/A | F18 | N/A |
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USER_MAP / USER MAP VALUES |
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0100 | User Map Value #1 of 125... | 5 | N/A | N/A | F1 | N/A |
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017C | User Map Value #125 of 125 | 5 | N/A | N/A | F1 | N/A |
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USER_MAP / USER MAP ADDRESSES |
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0180 | User Map Address #1 of 125... | 0 to 3FFF | 1 | hex | F1 | 0 |
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01FC | User Map Address #125 of 125 | 0 to 3FFF | 1 | hex | F1 | 0 |
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STATUS / GENERATOR STATUS |
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0200 | Generator Status | 0 to 4 | 1 | – | F133 | 1 |
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0201 | Generator Thermal Capacity Used | 0 to 100 | 1 | % | F1 | 0 |
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0202 | Estimated Trip Time On Overload | 0 to 65535 1 | 1 | s | F12 | |
0203 | Communications Setpoint Access | 0 to 1 | N/A | N/A | F126 | N/A |
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STATUS / SYSTEM STATUS |
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0210 | General Status | 0 to 65535 | 1 | N/A | F140 | 0 |
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0211 | Output Relay Status | 0 to 63 | 1 | N/A | F141 | 0 |
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0212 | Active Setpoint Group | 0 to 1 | 1 | N/A | F118 | 0 |
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STATUS / LAST TRIP DATA |
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0220 | Cause of Last Trip | 0 to 139 | 1 | – | F134 | 0 |
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0221 | Time of Last Trip | N/A | N/A | N/A | F19 | N/A |
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0223 | Date of Last Trip | N/A | N/A | N/A | F18 | N/A |
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0225 | Tachometer Pretrip | 0 to 7200 | 1 | RPM | F1 | 0 |
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0226 | Phase A | 0 to 999999 | 1 | Amps | F12 | 0 |
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0228 | Phase B | 0 to 999999 | 1 | Amps | F12 | 0 |
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022A | Phase C | 0 to 999999 | 1 | Amps | F12 | 0 |
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022C | Phase A | 0 to 999999 | 1 | Amps | F12 | 0 |
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022E | Phase B | 0 to 999999 | 1 | Amps | F12 | 0 |
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0230 | Phase C | 0 to 999999 | 1 | Amps | F12 | 0 |
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0232 | Negative Sequence Current Pretrip | 0 to 2000 | 1 | % FLA | F1 | 0 |
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0233 | Ground Current Pretrip | 0 to 20000000 | 1 | A | F14 | 0 |
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0235 | 0 to 50000 | 1 | Volts | F1 | 0 | |
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0236 | 0 to 50000 | 1 | Volts | F1 | 0 | |
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0237 | 0 to 50000 | 1 | Volts | F1 | 0 | |
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0238 | Frequency Pretrip | 0 to 12000 | 1 | Hz | F3 | 0 |
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023B | Real Power (MW) Pretrip | 1 | MW | F13 | 0 | |
1, 2, 3 See Table footnotes on page 39
GE Multilin |
http://www.GEindustrial.com/multilin
11 |
