| Operation Control System | Stored program repetitive operation system (dedicated LSI) with interruption function |
| Input/Output Control System | Batch processing system (when END instruction is executed), Input/output refresh instruction and pulse catch function provided |
| Programming Language | Relay symbol system + step-ladder system (SFC notation possible) |
| Program Memory | Max. memory capacity: 64000 steps Built-in memory capacity/type: 64000-step RAM (backed up by built-in lithium battery) Battery life: Approx. 5 years |
| Memory Cassette (Option) | FX3U-FLROM-1M (2000/4000/8000/16000/32000/64000 steps, loader function) FX3U-FLROM-64L, FX3U-FLROM-64, FX3U-FLROM-16 available for different versions |
| Writing Function During Running | Provided (Program can be modified while the PLC is running) |
| Protection | Password protection provided (with entry code function) |
| Real-time Clock | Built-in 1980 to 2079 (with correction for leap year) 2- or 4-digit year, accuracy within ±45 seconds/month at 25°C |
| Kinds of Instructions | Basic instructions: 29 Step-ladder instructions: 2 Applied instructions: 219 kinds 498 instructions |
| Processing Speed | Basic instructions: 0.065 μs/instruction Applied instructions: 0.642 μs to several hundred μs/instruction |
| No. of Input/Output Points | Input points: 248 points or less (Extension combined number) Output points: 248 points or less (Extension combined number) Total points: 256 or less |
| Remote I/O Number of Points | CC-Link: 256 points or less AnyWireASLINK: 128 points or less AS-i: 248 points or less Total number of points: 384 or less |
| Rated Voltage | 100 to 240 V AC |
| Allowable Supply Voltage Range | 85 to 264 V AC |
| Frequency Rating | 50/60 Hz |
| Allowable Instantaneous Power Failure Time | 10 ms or less (can be changed to 10-100 ms via user program) |
| Power Consumption | 35 W maximum |
| 24 V DC Service Power Supply | 400 mA |
| 5 V DC Built-in Power Supply | 500 mA or less (not for external use) |
| No. of Input Points | 16 points |
| Input Connection Type | Removable terminal block (M3 screw) |
| Input Type | Sink/source |
| Input Signal Voltage | 24 V DC ±10% |
| Input Response Time | Approx. 10 ms (adjustable 0-60 ms via digital filters) |
| Input Circuit Insulation | Photocoupler insulation |
| No. of Output Points | 16 points |
| Output Connection Type | Removable terminal block (M3 screw) |
| Output Type | Transistor/sink output |
| External Power Supply | 5-30 V DC |
| Max. Load | Resistance load: 0.5 A or less/1 output point |
| Response Time | OFF→ON: 5 μs or less (Y000-Y002), 0.2 ms or less (Y003+) ON→OFF: 5 μs or less (Y000-Y002), 0.2 ms or less (Y003+) |
| Insulation of Circuit | Photocoupler insulation |