CONTENTS
4
NX-series Position Interface Units User’s Manual (W524)
4-6 Wiring Examples.................................................................................................................. 4-35
Section 5 I/O Refreshing Methods
5-1 I/O Refreshing for Slave Terminals ...................................................................................... 5-2
5-2 I/O Refreshing Methods ........................................................................................................ 5-4
5-2-1 I/O Refreshing Methods .............................................................................................................. 5-4
5-2-2 Setting the I/O Refreshing Methods............................................................................................ 5-4
5-2-3 I/O Refreshing Method Operation ............................................................................................... 5-5
Section 6 Incremental Encoder Input Units
6-1 Interpreting Model Numbers................................................................................................. 6-3
6-2 System Configuration ........................................................................................................... 6-4
6-3 Basic Application Procedures.............................................................................................. 6-5
6-3-1 Procedures When Using the Motion Control Function Module ................................................... 6-5
6-3-2 Procedures When Not Using the Motion Control Function Module............................................. 6-6
6-4 Part Names and Functions ................................................................................................... 6-7
6-4-1 Parts and Names ........................................................................................................................6-7
6-4-2 Functions of the Parts ................................................................................................................. 6-8
6-4-3 Indicators..................................................................................................................................... 6-9
6-5 Terminal Block Arrangement.............................................................................................. 6-11
6-5-1 NX-EC0112 ............................................................................................................................... 6-11
6-5-2 NX-EC0122...............................................................................................................................6-13
6-5-3 NX-EC0132...............................................................................................................................6-15
6-5-4 NX-EC0142...............................................................................................................................6-17
6-5-5 NX-EC0212...............................................................................................................................6-19
6-5-6 NX-EC0222...............................................................................................................................6-21
6-6 I/O Refreshing Method Setting ........................................................................................... 6-23
6-6-1 Setting the I/O Refreshing Methods..........................................................................................6-23
6-6-2 Free-Run Refreshing.................................................................................................................6-24
6-6-3 Synchronous I/O Refreshing.....................................................................................................6-26
6-6-4 Task Period Prioritized Refreshing............................................................................................6-28
6-6-5 Differences in I/O Refreshing Methods Based on the Controller .............................................. 6-29
6-7 I/O Data Specifications........................................................................................................ 6-34
6-7-1 Data Items for Allocation to I/O ................................................................................................. 6-34
6-7-2 Data Details............................................................................................................................... 6-36
6-7-3 Axis Settings .............................................................................................................................6-42
6-8 Setting Methods................................................................................................................... 6-43
6-8-1 Building and Wiring the System ................................................................................................ 6-43
6-8-2 Counter Specifications .............................................................................................................. 6-43
6-8-3 Setting Examples ...................................................................................................................... 6-43
6-9 Functions ............................................................................................................................. 6-46
6-9-1 Parameters................................................................................................................................ 6-46
6-9-2 Counter Type............................................................................................................................. 6-47
6-9-3 Pulse Input Method ...................................................................................................................6-50
6-9-4 Encoder Count Direction...........................................................................................................6-53
6-9-5 Gate Control..............................................................................................................................6-55
6-9-6 Counter Reset...........................................................................................................................6-57
6-9-7 Counter Preset.......................................................................................................................... 6-59
6-9-8 Latching.....................................................................................................................................6-59
6-9-9 External Input Function Selection .............................................................................................6-62
6-9-10 Pulse Rate Measurement.......................................................................................................... 6-64
6-9-11 Pulse Period Measurement....................................................................................................... 6-70
6-9-12 Time Stamping .......................................................................................................................... 6-75
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