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Table of Contents
FX3S Series Programmable Controllers
User's Manual - Hardware Edition
11. Use of Built-in Analog 98
11.1 Outline......................................................................................................................................... 99
11.2 Built-in variable analog potentiometer function ...........................................................................99
11.2.1 Outline of functions......................................................................................................................99
11.2.2 Applicable PLC............................................................................................................................99
11.2.3 Special data register.................................................................................................................... 99
11.2.4 Use example of variable analog potentiometer ......................................................................... 100
11.3 Built-in analog input function..................................................................................................... 101
11.3.1 Outline of functions....................................................................................................................101
11.3.2 Applicable PLC.......................................................................................................................... 101
11.3.3 Analog input performance specifications................................................................................... 101
11.3.4 Analog input terminal block ....................................................................................................... 102
11.3.5 Terminal layout.......................................................................................................................... 103
11.3.6 Analog input line........................................................................................................................ 103
11.3.7 Special data register..................................................................................................................103
11.3.8 Program example ......................................................................................................................105
11.3.9 Changing of input characteristics .............................................................................................. 105
11.3.10 Troubleshooting when using built-in analog input ................................................................... 106
12. Output Wiring Procedures 108
12.1 External Wiring for Relay Output Type...................................................................................... 110
12.1.1 Product life of relay contacts .....................................................................................................110
12.1.2 Handling of relay output............................................................................................................. 110
12.1.3 External wiring precautions ....................................................................................................... 111
12.1.4 Example of external wiring ........................................................................................................112
12.2 External Wiring of Transistor Output (Sink/Source) Type ......................................................... 113
12.2.1 Transistor Output Sink and Source ........................................................................................... 113
12.2.2 Handling of transistor output...................................................................................................... 113
12.2.3 External wiring precautions ....................................................................................................... 115
12.2.4 Example of external wiring ........................................................................................................116
13. Examples of Wiring for Various Uses 118
13.1 Notes about Examples of Wiring............................................................................................... 119
13.2 Digital Switch [DSW Instruction (FNC 72)/BIN Instruction (FNC 19)] .......................................120
13.2.1 When DSW instruction (FNC 72) is used ..................................................................................120
13.2.2 When BIN instruction (FNC 19) is used..................................................................................... 121
13.3 Input Matrix [MTR Instruction (FNC 52)] ...................................................................................122
13.4 Seven Segment with Latch [SEGL Instruction (FNC 74)/BCD Instruction (FNC 18)] ............... 123
13.4.1 When SEGL instruction (FNC 74) is used.................................................................................123
13.4.2 When BCD instruction (FNC 18) is used................................................................................... 124
14. Test Operation, Adjustment, Maintenance and Troubleshooting 125
14.1 Preparation for Test Operation.................................................................................................. 126
14.1.1 Preliminary inspection [power OFF] .......................................................................................... 126
14.1.2 Connection to peripheral device connecting connector (RS-422) ............................................. 126
14.1.3 Connection to peripheral device connecting connector (USB).................................................. 127
14.1.4 Writing of program and program check [power ON and PLC stopped] .....................................127
14.2 Running and Stopping Procedures [Power ON]........................................................................ 128
14.2.1 Methods of running and stopping .............................................................................................. 128
14.2.2 Use of several running/stopping methods ................................................................................. 129
14.3 Operation and Test [Power ON and PLC Running] .................................................................. 130
14.3.1 Self-diagnostic function ............................................................................................................. 130
14.3.2 Test functions ............................................................................................................................130