Mitsubishi Electric MELSEC FX Series User Manual page 17

FX Series Programmable Controllers
3G
User's Manual - Hardware Edition
9.4 Examples of External Wiring [AC Power Supply Type]...............................................................
9.4.1 Example of input/output wiring with 24V DC service power supply.............................................
9.4.2 Example of sink input [-common] wiring ......................................................................................
9.4.3 Example of source input [+common] wiring.................................................................................
9.4.4 An external wiring example for the extension power supply unit (sink input [-common]) ............
9.4.5 An external wiring example for the extension power supply unit (source input [+common])
9.5 Examples of External Wiring [DC Power Supply Type]...............................................................
9.5.1 Example of sink input [-common] wiring ......................................................................................
9.5.2 Example of source input [+common] wiring.................................................................................
10. Input Wiring Procedures
10.1 Before Starting Input Wiring ......................................................................................................
10.1.1 Sink and source input ................................................................................................................
10.2 24V DC input (Sink and source input type) ...............................................................................
10.2.1 Handling of 24V DC input ..........................................................................................................
10.2.2 Instructions for connecting input devices...................................................................................
10.2.3 Examples of external wiring (sink input) [AC Power Supply Type]............................................
10.2.4 Examples of external wiring (source input) [AC Power Supply Type] .......................................
10.2.5 Examples of external wiring (sink input) [DC Power Supply Type]............................................
10.2.6 Examples of external wiring (source input) [DC Power Supply Type] .......................................
10.3 100V AC Input...........................................................................................................................
10.3.1 Input specifications ....................................................................................................................
10.3.2 Handling of 100V AC Input ........................................................................................................
10.3.3 Examples of external wiring (100V AC input) ............................................................................
10.4 Input Interruption (I00 to I50 ) ..............................................................................................
10.4.1 Allocation of pointers to input numbers (input signal ON/OFF duration) ...................................
10.4.2 Cautions for input interruption ...................................................................................................
10.4.3 Examples of external wiring.......................................................................................................
10.5 Pulse Catch (M8170 to M8175) ................................................................................................
10.5.1 Allocation of special memories to input numbers (ON duration of input signals) ......................
10.5.2 Cautions for pulse catch ............................................................................................................
10.5.3 Examples of external wiring.......................................................................................................
10.6 Pulse width/Pulse period measurement function (Supported in Ver. 1.10 or later)...................
10.6.1 Allocation of special memories to input numbers ......................................................................
10.6.2 Cautions for pulse width/period measurement function.............................................................
10.6.3 Examples of external wiring.......................................................................................................
11. Use of High-speed Counters
11.1 Outline.......................................................................................................................................
11.2 Types of Counting and Operations ...........................................................................................
11.2.1 Types and input signal forms.....................................................................................................
11.2.2 High-speed counter device notations ........................................................................................
11.2.3 Cautions in connecting mating device .......................................................................................
11.3 List of Device Numbers and Functions .....................................................................................
11.4 Allocation of Device Numbers to Input Numbers ......................................................................
11.4.1 Allocation table ..........................................................................................................................
11.4.2 Restriction of redundant use of input numbers..........................................................................
11.5 Handling of High-speed Counters .............................................................................................
11.5.1 1-phase 1-count input................................................................................................................
11.5.2 1-phase 2-count input................................................................................................................
11.5.3 2-phase 2-count input................................................................................................................
11.6 Timing of Updating of Current Value and Comparison of Current Value ..................................
11.6.1 Timing of updating of current value ...........................................................................................
11.6.2 Comparison of current value .....................................................................................................
11.7 Response Frequency and Overall Frequency...........................................................................
11.8 Examples of External Wiring (Rotary Encoder).........................................................................
11.8.1 1-phase 1-input [C235 to C245] ................................................................................................
11.8.2 2-phase 2-input [C251 to C255] ................................................................................................
Table of Contents
126
126
127
128
129
....... 130
131
131
132
133
135
135
137
137
138
140
142
143
145
146
146
146
147
148
148
148
149
150
150
150
151
152
152
152
153
154
154
154
154
154
154
155
156
156
156
157
157
158
159
160
160
160
161
162
162
163