| Mitsubishi PLC Module FX1N | Specification | Remarks |
| Operation control method | Cyclic operation by stored program |
| I/O control method | Batch processing method (when END instruction is executed) | I/O refresh instruction is available |
| Operation processing time | Basic instructions: 0.55 to 0.7 msApplied instructions: 1.65 to several 100 ms |
| Programming language | Relay symbolic language + step ladder | Step ladder can be used to produce an SFC style program |
| Program capacity | 8K steps | Provided by built in EEPROM memory |
| Number of instructions | Basic sequence instructions: 29 Step ladder instructions: 2 Applied instructions: 89 | A Maximum 120 applied instructions are available including all variations |
| I/O configuration | Max hardware I/O configuration points 128, dependent on user selection (Max. software addressable Inputs 128, Outputs 128) |
| Nest levels | 8 points for use with MC and MCR | N0 to N7
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