Modbus registers table
System status registers
| Address | Register | R/W | Unit | Type | Range | Description | ||
|---|---|---|---|---|---|---|---|---|
| dec | hex | dec | hex | |||||
| 100 | 64 | 101 | 65 | R | – | Uint16 | – |
Product identifier
|
| 114..115 | 72...73 | 115...116 | 73...74 | R | – | Uint32 | – |
Product state
|
| 116 | 74 | 11722 | 75 | R | – | Uint16 | – |
Product error codes
|
| 120...139 | 78...8B | 121...140 | 79...8C | R | – | UTF8 | – | Product family |
| 140...159 | 8C...9F | 141...160 | 8D...A0 | R/W | – | UTF8 | – | Product name (User application name) |
| 160...179 | A0...B3 | 161...180 | A1...B4 | R | – | UTF8 | – | Product
code
|
| 180...199 | B4...C7 | 181...200 | B5...C8 | R | – | UF8 | – | Manufacturer: Schneider Electric |
| 208...219 | D0...DB | 209...220 | D1...DC | R | – | UF8 | – | ASCII serial number |
| 220 | DC | 221 | DD | R | – | Uint16 | – | Manufacturing unit identifier |
| 300...306 | 12C...132 | 301...307 | 12D...133 | R | – | Uint16 | – | Date
and time in 7 register format
The following parameters correspond to each register:
|
| 307...310 | 133...136 | 308...311 | 134...137 | R/W | – | Uint16 | – | Date and time in TI081 format. See Date and time (TI081 format). |
| 320...324 | 140...149 | 321...325 | 141...145 | R | – | Uint16 | – | Present
firmware version
|
| 550...555 | 226...22B | 551...556 | 227...22C | R | – | UTF8 | – | Existing OS version |
Modbus
| Address | Register | R/W | Unit | Type | Range | Description | ||
|---|---|---|---|---|---|---|---|---|
| dec | hex | dec | hex | |||||
| 750 | 2EE | 751 | 2EF | R/W | – | Uint16 | 1...247 |
Device address Default value: 1 |
| 751 | 2EF | 752 | 2F0 | R/W | – | Uint16 |
|
Baud rate Default value: 2 (19200) |
| 752 | 2F0 | 753 | 2F1 | R/W | – | Uint16 |
|
Parity Default value: 0 (Even) |
Insulation monitoring registers
| Address | Register | R/W | Unit | Type | Range | Description | ||
|---|---|---|---|---|---|---|---|---|
| dec | hex | dec | hex | |||||
| 1020...1021 | 3FC...3FD | 1021...1022 | 3FD...3FE | R | Ohm | Float32 | – |
Resistance The value NaN (Not a Number) 0xFFC00000 is returned during the auto-test. |
| 1032...1033 | 408...409 | 1033...1034 | 409...40A | R | % | Float32 | – |
NOTE:
Applicable for IM20-H and IM15H. Transformer load current The value NaN (Not a Number) 0xFFC00000 is returned during the auto-test. |
| 1034 | 40A | 1035 | 40B | R | – | Uint16 |
|
NOTE:
Applicable for IM20-H and IM15H. Transformer overheat |
Insulation alarm
| Address | Register | R/W | Unit | Type | Range | Description | ||
|---|---|---|---|---|---|---|---|---|
| dec | hex | dec | hex | |||||
| 1100 | 44C | 1101 | 44D | R | – | Uint16 |
|
Insulation alarm |
| 1101 | 44D | 1102 | 44E | R | – | Uint16 |
|
NOTE: Transformer alarmApplicable for IM20-H and IM15H. |
| 1110...1111 | 456...457 | 1111...1112 | 457...458 | R | – | Uint32 | – | Product
status
|
Diagnostics
| Address | Register | R/W | Unit | Type | Range | Description | ||
|---|---|---|---|---|---|---|---|---|
| dec | hex | dec | hex | |||||
| 2000 | 7D0 | 2001 | 7D1 | W | – | Uint16 | 0xA456 = run auto-test | Run the auto-test of the product without testing the relay (same as the auto-test cycle). |
| 2005...2006 | 7D5...7D6 | 2006...2007 | 7D6...7D7 | R | – | Uint32 | – |
Total number of power cycles since first power-up of the product |
Settings
| Address | Register | R/W | Unit | Type | Range | Description | ||
|---|---|---|---|---|---|---|---|---|
| dec | hex | dec | hex | |||||
| 3000 | BB8 | 3001 | BB9 | R/W | — | Uint16 |
|
NOTE:
Applicable for IM20-H and IM15H. Temperature sensor Default value: 0 (Normally open) |
| 3001 | BB9 | 3002 | BBA | R/W | – | Uint16 |
|
Insulation alarm relay logic command Default value: 2 (Failsafe) |
| 3002...3003 | BBA...BBB | 3003...3004 | BBB...BBC | R/W | Ohm | Uint32 |
50...500 kΩ |
Insulation alarm threshold Default value: 50 kΩ |
| 3010 | BC2 | 3011 | BC3 | R/W | A | Uint16 |
|
NOTE:
Applicable for IM20-H and IM15H. Transformer CT, secondary Default value: 5 A |
| 3011 | BC3 | 3012 | BC4 | R/W | A | Uint16 | 30...9999 A |
NOTE:
Applicable for IM20-H and IM15H. Transformer CT, primary Default value: 50 A |
| 3012 | BC4 | 3013 | BC5 | R/W | % | Uint16 | 1...100% |
NOTE:
Applicable for IM20-H and IM15H. Transformer overload threshold Default Value : 80% |
| 3013 | BC5 | 3014 | BC6 | R/W | A | Uint16 | 12...9999 A |
NOTE:
Applicable for IM20-H and IM15H. Transformer nominal current Default value : 36 A |
| 3014 | BC6 | 3015 | BC7 | R/W | – | Uint16 | 0000...9999 |
Password Default value: 0000 |
| 3015 | BC7 | 3016 | BC8 | R/W | – | Uint16 |
|
Password protection Default value: 0 (password protection deactivated) |
| 3016 | BC8 | 3017 | BC9 | R/W | – | Uint16 |
|
Interface language Default value: 0 (English) |
| 3017 | BC9 | 3018 | BCA | R/W | % | Uint16 | 10...100% |
Screen contrast Default value: 50% |
| 3018 | BCA | 3019 | BCB | R/W | % | Uint16 | 10...100% |
Screen brightness. Default value: 100% |
| 3020 | BCC | 3021 | BCD | R/W | – | Uint16 |
|
NOTE:
Applicable for IM20-H and IM15H. Logical command of the transformer alarm relay Default value: 2 (Failsafe) |
| 3023 | BCF | 3024 | BD0 | R/W | – | Uint16 |
|
Acknowledge alarm relay Default value: 1 (Enabled) |
Applicable for IM20-H and IM15H.
Logging
| Address | Register | R/W | Unit | Type | Range | Description | ||
|---|---|---|---|---|---|---|---|---|
| dec | hex | dec | hex | |||||
| 19996...19997 | 4E1C...4E1D | 19997...19998 | 4E1D...4E1E | R | – | Uint32 | – | Roll over counter |
| 19998...19999 | 4E1E...4E1F | 19999...20000 | 4E1F...4E20 | R | – | Uint32 | 1...240 | Number of event records |
| 20001 | 4E21 | 20002 | 4E22 | R | – | Uint16 | – | Most recent record number |
| 20002...20013 | 4E22...4E2D | 20003...20014 | 4E23...4E2E | R | – | Record | – | Record 1 |
| 20014...20025 | 4E2E...4E39 | 20015...20026 | 4E2F...4E3A | R | – | Record | – | Record 2 |
| ... | ||||||||
| 20338...20349 | 4F72...4F7D | 20339...20350 | 4F73...4F7E | R | – | Record | – | Record 30 |
| 20710...20721 | 50E6...50F1 | 20711...20722 | 50E7...50F2 | R | – | Record | – | Record 60 |