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FX3U Series Programmable Controllers
User's Manual - Hardware Edition
Table of Contents
20.4 Installation Work........................................................................................................................ 446
20.4.1 Mounting.................................................................................................................................... 446
20.4.2 Removal .................................................................................................................................... 446
20.4.3 Input/output cable connection.................................................................................................... 446
20.4.4 Connection to terminal block ..................................................................................................... 447
20.5 FX-16E-TB, FX-32E-TB ............................................................................................................ 448
20.5.1 Internal circuit ............................................................................................................................ 448
20.5.2 Example of input external wiring................................................................................................ 449
20.5.3 Output external wiring................................................................................................................ 449
20.6 FX-16EX-A1-TB ........................................................................................................................ 450
20.6.1 Specifications ............................................................................................................................ 450
20.6.2 Internal circuit ............................................................................................................................ 451
20.6.3 Example of input external wiring................................................................................................ 451
20.7 FX-16EYR-TB ........................................................................................................................... 452
20.7.1 Specifications ............................................................................................................................ 452
20.7.2 Internal circuit ............................................................................................................................ 453
20.7.3 Example of output external wiring ............................................................................................. 453
20.7.4 External wiring precautions ....................................................................................................... 454
20.7.5 Product life of relay output contacts .......................................................................................... 455
20.8 FX-16EYT-TB, FX-16EYT-H-TB ............................................................................................... 456
20.8.1 Specifications ............................................................................................................................ 456
20.8.2 Internal circuit ............................................................................................................................ 457
20.8.3 Example of output external wiring ............................................................................................. 457
20.8.4 External wiring precautions ....................................................................................................... 458
20.9 FX-16EYS-TB ........................................................................................................................... 459
20.9.1 Specifications ............................................................................................................................ 459
20.9.2 Internal circuit ............................................................................................................................ 460
20.9.3 Example of output external wiring ............................................................................................. 460
20.9.4 External wiring precautions ....................................................................................................... 461
21. FX3U-FLROM-16/64/64L/1M (Memory Cassette) 462
21.1 Specifications............................................................................................................................ 462
21.1.1 Electrical specifications ............................................................................................................. 462
21.1.2 Component names & external dimensions................................................................................ 462
21.2 Installation & Removal .............................................................................................................. 463
21.2.1 Memory cassette installation ..................................................................................................... 463
21.2.2 Memory cassette removal ......................................................................................................... 464
21.3 Saved Data Content.................................................................................................................. 465
21.4 PROTECT Switch ..................................................................................................................... 466
21.4.1 PROTECT switch setting........................................................................................................... 466
21.4.2 PROTECT switch operation ...................................................................................................... 466
21.4.3 Precautions when setting and using the switch......................................................................... 466
21.5 Memory Cassette <-> PLC (RAM Memory) Transfers Using the Loader Function................... 467
21.5.1 Tool for pressing the [WR] and [RD] keys ................................................................................. 467
21.5.2 Writing (WR: 64L -> PLC).......................................................................................................... 467
21.5.3 Reading (RD: 64L <- PLC) ........................................................................................................ 468
21.6 Transfers By Display Module Operation ................................................................................... 468
21.7 Operation Precautions .............................................................................................................. 468
22. FX3U-32BL (Battery) 469
22.1 Battery Purpose ........................................................................................................................ 469
22.2 Specifications............................................................................................................................ 469
22.2.1 Differences between main unit’s internal battery and the optional battery ................................ 470
22.3 Battery Handling........................................................................................................................ 470
22.3.1 Battery life & replacement guidelines ........................................................................................ 470
22.3.2 Reading the date of manufacture .............................................................................................. 470
22.3.3 Special "battery low-voltage" device & notification program example ....................................... 471
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