MODNET Driver Specific Errors
- Last UpdatedJul 08, 2025
- 1 minute read
The following errors, listed in (hexadecimal) sequence, are specific to this protocol. Plant SCADA displays the error number and description for common protocol-specific errors. Uncommon errors are not contained in the Plant SCADA error database, in which case Plant SCADA only displays the error number.
You might need additional information to rectify an error. This information should be detailed in the documentation that accompanied the I/O device (or network). If, after reviewing the documentation, you cannot rectify an error, contact Technical Support for this product.
|
Error (in hex) |
Description |
|
0x0101 Illegal function |
The message function received is not allowed for the addressed slave. |
|
0x0102 Illegal data address |
The address referenced is out of range. |
|
0x0103 Illegal data value |
Invalid data is being written to the PLC. |
|
0x0108 Memory parity error |
An error has been encountered in the computer's memory. |
|
0x28 |
Bad response from PLC. |
|
0x104 |
Device inoperative. |
|
0x105 |
Acknowledge. |
|
0x106 |
Busy – rejected. |
|
0x107 |
Negative Acknowledge. |
|
0x2100 |
Function Code Mismatch. |
|
0x2101 |
Invalid Command. |
|
0x100 |
Point-To-Point and gateway units are on the same port. |