Mitsubishi Electric MELSEC-F FX3G Series User Manual page 13

FX Series Programmable Controllers
3G
User's Manual - Hardware Edition
11.6 Timing of Updating of Current Value and Comparison of Current Value .................................. 167
11.6.1 Timing of updating of current value ........................................................................................... 167
11.6.2 Comparison of current value ..................................................................................................... 167
11.7 Response Frequency and Overall Frequency........................................................................... 168
11.8 Examples of External Wiring (Rotary Encoder)......................................................................... 169
11.8.1 1-phase 1-input [C235 to C245] ................................................................................................ 169
11.8.2 2-phase 2-input [C251 to C255] ................................................................................................ 170
11.9 Related Devices and Function Switching Procedures .............................................................. 171
11.9.1 Related devices ......................................................................................................................... 171
11.9.2 [Function switching] switching of allocation and functions of input terminals ............................ 172
11.10 Cautions on Use...................................................................................................................... 172
12. Output Wiring Procedures
12.1 External Wiring for Relay Output Type...................................................................................... 175
12.1.1 Product life of relay contacts ..................................................................................................... 175
12.1.2 Handling of relay output............................................................................................................. 175
12.1.3 External wiring precautions ....................................................................................................... 176
12.1.4 Example of external wiring ........................................................................................................ 177
12.2 External Wiring of Transistor Output (Sink/Source) Type ......................................................... 178
12.2.1 Transistor Output Sink and Source ........................................................................................... 178
12.2.2 Handling of transistor output...................................................................................................... 179
12.2.3 External wiring precautions ....................................................................................................... 181
12.2.4 Example of external wiring ........................................................................................................ 182
12.3 External Wiring for Triac (SSR) Output Type ............................................................................ 184
12.3.1 Handling of triac output.............................................................................................................. 184
12.3.2 External wiring precautions ....................................................................................................... 185
12.3.3 Example of external wiring ........................................................................................................ 186
13. Examples of Wiring for Various Uses
13.1 Notes about Examples of Wiring............................................................................................... 188
13.2 Digital Switch [DSW Instructions (FNC72)/BIN Instructions (FNC19)]...................................... 189
13.2.1 When DSW instructions are used.............................................................................................. 189
13.2.2 When BIN instructions are used ................................................................................................ 192
13.3 Input Matrix [MTR Instructions (FNC 52)] ................................................................................. 193
13.4 Seven Segment with Latch [SEGL Instructions (FNC74)/BCD Instructions (FNC18)].............. 196
13.4.1 When SEGL instructions are used ............................................................................................ 196
13.4.2 When BCD instructions are used .............................................................................................. 198
14. Test Operation, Adjustment, Maintenance and Troubleshooting
14.1 Preparation for Test Operation.................................................................................................. 201
14.1.1 Preliminary inspection [power OFF] .......................................................................................... 201
14.1.2 Connection to built-in programming connector (RS-422) .......................................................... 201
14.1.3 Connection to built-in programming connector (USB) ............................................................... 202
14.1.4 Writing of program and program check [power ON and PLC stopped] ..................................... 203
14.2 Running and Stopping Procedures [Power ON]........................................................................ 204
14.2.1 Methods of running and stopping .............................................................................................. 204
14.2.2 Use of several running/stopping methods ................................................................................. 205
14.3 Operation and Test [Power ON and PLC Running] .................................................................. 206
14.3.1 Self-diagnostic function ............................................................................................................. 206
14.3.2 Test functions ............................................................................................................................ 206
14.3.3 Program modification function ................................................................................................... 207
14.3.4 Built-in variable analog potentiometer function.......................................................................... 207
14.4 Maintenance and Periodic Inspection ....................................................................................... 208
14.4.1 Procedures for checking model name ....................................................................................... 208
14.4.2 Periodic inspection - battery life, etc.......................................................................................... 208
14.4.3 Maintenance - product life of relay contacts ............................................................................. 209
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