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Serial Gateway Overview
Section 6-1
Unifying to FINS Networks for Host Link Slave PLCs
■
Pre-Ver. 1.2 Units
Access to PLCs used as Host Link slaves from the PLC used as the Host Link
master by executing user-specified FINS commands is not supported. (The
PLC cannot be used as a Host Link master. Therefore, incorporation of a
communications sequence in the protocol macro is required.)
■
Unit Ver. 1.2 or Later
The Board/Unit’s Serial Gateway enables access to PLCs used as Host Link
slaves from devices on the network (personal computer, PT, and PLC’s CPU
Unit) using user-specified FINS commands. This enables use of the PLC as a
Host Link master while maintaining transparency on the network.
FINS
Network
Network
Modbus command
Network
CMND(490) instructions
Serial
FINS Network System
Serial
Serial Communications Unit/Board
with unit version 1.2 or later
Protocol
conversion
Modbus Slave-compatible
devices
Access to Modbus Slave-
compatible devices from
personal computers, PTs,
PLCs, and other devices
via the network is possible.
Содержание SYSMAC CJ1W-SCU21-V1
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Страница 15: ...xvi...
Страница 89: ...60 Basic Operating Procedure Section 1 9...
Страница 151: ...122 RS 232C and RS 422A 485 Wiring Section 3 4...
Страница 173: ...144 Host Link Function for Replacing Existing PLCs Section 4 6...
Страница 223: ...194 Enhanced Protocol Macro Functions Section 5 6...
Страница 277: ...248 Communications Frames Section 6 8...
Страница 291: ...262 Basic Operating Procedure in No protocol Mode Section 7 4...
Страница 301: ...272 Auxiliary Area and CIO Area Allocations Section 8 3...
Страница 391: ...362 Introduction Appendix A...
Страница 421: ...392 CompoWay F Master Protocol Appendix B...
Страница 513: ...484 E5 K Digital Controller Read Protocol Appendix F...
Страница 571: ...542 E5ZE Temperature Controller Write Protocol Appendix I...
Страница 587: ...558 E5 J Temperature Controller Protocol Appendix J...
Страница 627: ...598 ES100 Digital Controller Protocol Appendix K...
Страница 661: ...632 V500 V520 Bar Code Reader Protocol Appendix M...
Страница 697: ...668 3Z4L Laser Micrometer Protocol Appendix N...
Страница 717: ...688 Visual Inspection System Protocol Appendix O...
Страница 755: ...726 V600 V620 ID Controller Protocol Appendix P...
Страница 763: ...734 Hayes Modem AT Command Protocol Appendix Q...
Страница 767: ...738 Changing Communications Port Settings Using STUP 237 Appendix R...
Страница 781: ...752 Revision History...