6
FX3U Series Programmable Controllers
User's Manual - Hardware Edition
Table of Contents
8.7 Connecting Methods for Main Unit and Extension Devices ........................................................ 141
8.7.1 Connection of extension devices................................................................................................. 141
8.7.2 Connecting method A - connection of expansion board.............................................................. 142
8.7.3 Connecting method B - connection of special adapter................................................................ 143
8.7.4 Connecting method C - connection of powered extension unit/block to main unit ...................... 143
8.7.5 Connecting method D - connection of powered extension units/blocks ...................................... 144
8.7.6 Connecting method E - connection of extension cable and FX
2N-CNV-BC................................ 145
8.7.7 Connecting method F - connection of input/output powered extension unit................................ 145
8.7.8 Connecting method G - connection of extension block to input/output powered extension unit . 146
9. Preparation for Wiring and Power Supply Wiring Procedures 147
9.1 Preparation for Wiring ................................................................................................................. 149
9.1.1 Wiring procedures ....................................................................................................................... 149
9.1.2 Removal and installation of quick-release terminal block............................................................ 149
9.2 Cable Connecting Procedures .................................................................................................... 150
9.2.1 Input/output terminal block (power supply and input/output wiring)............................................. 150
9.2.2 Input/output connectors (FX
2N input/output extension blocks) ................................................... 152
9.2.3 Terminal block (for europe) [expansion board and special adapters].......................................... 153
9.3 Power Supply Specifications.......................................................................................................154
9.3.1 AC Power Supply Type ............................................................................................................... 154
9.3.2 DC Power Supply Type .............................................................................................................. 155
9.4 Grounding ................................................................................................................................... 156
9.5 Examples of External Wiring [AC Power Supply Type]............................................................... 157
9.5.1 Example of input/output wiring with 24V DC service power supply............................................. 157
9.5.2 Example of sink input [-common] wiring...................................................................................... 158
9.5.3 Example of source input [+common] wiring.................................................................................159
9.5.4 An external wiring example for the extension power supply unit (sink input [-common]) ............ 160
9.5.5 An external wiring example for the extension power supply unit (source input [+common])....... 161
9.6 Examples of External Wiring [DC Power Supply Type]............................................................... 162
9.6.1 Example of sink input [-common] wiring...................................................................................... 162
9.6.2 Example of source input [+common] wiring.................................................................................163
10. Input Wiring Procedures (Input Interruption and Pulse Catch) 164
10.1 Before Starting Input Wiring ...................................................................................................... 166
10.1.1 Sink and source input (24V DC input type) ...............................................................................166
10.2 24V DC Input Type (Common to Sink/Source Input) ................................................................ 167
10.2.1 Input specifications (main unit).................................................................................................. 167
10.2.2 Handling of 24V DC input.......................................................................................................... 168
10.2.3 Instructions for connecting input devices................................................................................... 169
10.2.4 Examples of external wiring (sink input) [AC Power Supply Type]............................................ 171
10.2.5 Example of external wiring (source input) [AC Power Supply Type] ......................................... 173
10.2.6 Examples of external wiring (sink input) [DC power supply type].............................................. 174
10.2.7 Examle of external wiring (source input) [DC Power Supply Type]........................................... 176
10.3 100V AC Input (Except Main Unit) ............................................................................................ 177
10.3.1 Input specifications.................................................................................................................... 177
10.3.2 Handling of 100V AC Input........................................................................................................ 177
10.3.3 Example of external wiring ........................................................................................................ 178
10.4 Input Interruption (I00îš… to I50îš…) - With Delay Function........................................................... 179
10.4.1 Allocation of pointers to input numbers (input signal ON/OFF duration) ................................... 179
10.4.2 Input interruption delay function ................................................................................................ 179
10.4.3 Cautions for input interruption ................................................................................................... 179
10.4.4 Examples of external wiring....................................................................................................... 180
10.5 Pulse Catch (M8170 to M8177) ................................................................................................ 181
10.5.1 Allocation of special memories to Iinput numbers (ON duration of input signals) ..................... 181
10.5.2 Cautions for pulse catch............................................................................................................ 181
10.5.3 Examples of external wiring....................................................................................................... 182