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4.8.2 Coaxial bus system .......................................................................................................................... 4-23
4.9 Offline Tests from GX Developer ........................................................................................................... 4-28
4.9.1 Forward loop/reverse loop test (Remote master station only) ....................................................... 4-28
4.10 Network Diagnostics from GX Developer (Online Tests) .................................................................... 4-32
4.10.1 Loop test (optical loop system only) .............................................................................................. 4-33
4.10.2 Setup confirmation test .................................................................................................................. 4-34
4.10.3 Station order check test (optical loop system only) ...................................................................... 4-35
4.10.4 Communication test ....................................................................................................................... 4-36
5 PARAMETER SETTINGS 5- 1 to 5-38
5.1 Remote Master Station Parameter Setting ............................................................................................ 5- 5
5.1.1 Setting the number of modules (Network type) .............................................................................. 5- 5
5.1.2 Network settings ............................................................................................................................... 5- 6
(1) Starting I/O No. ................................................................................................................................ 5- 6
(2) Network No. ..................................................................................................................................... 5- 6
(3) Total stations .................................................................................................................................... 5- 6
(4) Group No. (Available for multiplexed remote master/sub-master station only) ............................... 5- 7
(5) Mode ................................................................................................................................................ 5- 7
(6) Parameter setting example ............................................................................................................. 5- 8
5.1.3 Common parameter ......................................................................................................................... 5- 9
(1) LX/LY setting .................................................................................................................................... 5- 9
(2) LB/LW setting ................................................................................................................................... 5-12
(3) Reserved station specification ......................................................................................................... 5-13
(4) Remote sub-master station ............................................................................................................. 5-13
5.1.4 Supplementary settings ................................................................................................................... 5-15
5.1.5 Refresh parameters ......................................................................................................................... 5-19
5.1.6 Valid Module During Other Station Access ..................................................................................... 5-31
5.1.7 Redundant settings .......................................................................................................................... 5-32
5.2 Remote I/O Station Parameter Settings ................................................................................................. 5-33
5.2.1 Remote I/O station possible parameter settings ............................................................................. 5-33
6 PROGRAMMING 6- 1 to 6-41
6.1 Programming Precautions ...................................................................................................................... 6- 1
6.1.1 Interlock related signals ................................................................................................................... 6- 1
6.1.2 Program example ............................................................................................................................. 6- 4
6.2 Cyclic Transmission ................................................................................................................................ 6- 7
6.2.1 32-bit data guarantee ....................................................................................................................... 6- 7
6.2.2 Block guarantee of cyclic data per station ....................................................................................... 6- 8
6.3 Communications with I/O Modules ......................................................................................................... 6- 9
6.4 Communications with Intelligent Function Modules ............................................................................... 6-10
6.4.1 Program example when using GX Configurator ............................................................................. 6-11
6.4.2 Program example when not using GX Configurator ....................................................................... 6-15
6.5 Link Dedicated Instruction List ................................................................................................................ 6-18
6.6 Using the Link Special Relays (SB)/ Link Special Registers (SW) ....................................................... 6-23