III
Chapter 5 Wiring......................................................................................................................... 5-1
1 Wiring ................................................................................................................................ 5-1
2 Basic unit wiring................................................................................................................ 5-2
2.1 Wiring power supply and specification................................................................... 5-2
2.1.1 Input wiring at power supply terminal ......................................................... 5-2
2.1.2 Protection circuit:......................................................................................... 5-3
2.2 Input wiring............................................................................................................. 5-4
2.3 Output wiring.......................................................................................................... 5-5
3 Expansion unit wiring........................................................................................................ 5-7
3.1 Input wiring for expansion unit............................................................................... 5-7
3.2 Output wiring for expansion unit ............................................................................ 5-8
4 Wiring consideration..........................................................................................................5-9
4.1 Wiring consideration for Input power terminal....................................................... 5-9
4.1.1 When Built in DC24V power supply share Common terminal with
External power...................................................................................................... 5-9
4.2 Wiring consideration for Input terminal:................................................................. 5-9
4.2.1 Wiring consideration for different Input devices (sensor/ switch…) ......... 5-10
4.2.2 Leakage current of Input component...........................................................5-11
4.3 Output terminal wiring consideration: .................................................................. 5-12
4.3.1 Surge current from Indicator load:............................................................. 5-12
4.3.2 Surge voltage of inductive load.................................................................. 5-12
4.3.3 Driving a light load .................................................................................... 5-13
4.3.4 Lifespan of relay ........................................................................................ 5-13
4.3.5 Wiring consideration for TP03 HT type PLC............................................. 5-13
5 Solving noise problem...................................................................................................... 5-14
5.1 Power source noise................................................................................................ 5-14
5.2 Solving thunder stroke problem............................................................................ 5-15
5.3 Anti-Noise for Expansion Cable ........................................................................... 5-16
5.4 Anti-Noise for I/O Wiring..................................................................................... 5-16
Chapter 6 Trial Run..................................................................................................................... 6-1
1 Trial run.............................................................................................................................. 6-1
1.1 Before Trial run....................................................................................................... 6-1
1.2 Trial run step........................................................................................................... 6-2
2 Maintenance and Inspection............................................................................................... 6-3
2.1 Periodical inspection............................................................................................... 6-3
2.1.1 General items: .............................................................................................. 6-3
2.1.2 Basic unit:..................................................................................................... 6-3
2.1.3 Expansion units:........................................................................................... 6-3
3 Troubleshooting ................................................................................................................. 6-4
3.1 LED indicator status................................................................................................ 6-4
3.2 Presumption of troubleshooting procedure ............................................................. 6-4
3.3 Preparation for troubleshooting............................................................................... 6-4
3.4 Check the following again....................................................................................... 6-5
3.5 Troubleshooting procedure...................................................................................... 6-6
3.5.1 Troubleshooting procedure - 1 ..................................................................... 6-6
3.5.2 Troubleshooting procedure - 2 ..................................................................... 6-7
3.5.3 Troubleshooting procedure - 3 ..................................................................... 6-8
3.5.4 Troubleshooting procedure - 4 ..................................................................... 6-8
3.5.5 Troubleshooting procedure - 5 ..................................................................... 6-9
Chapter 7 Instruction List ........................................................................................................... 7-1
1 Basic sequential instruction................................................................................................ 7-1
2 Step instruction :STL, RET................................................................................................ 7-2
3 Application instruction list................................................................................................. 7-3
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