KEYENCE BL-180 User Manual
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Setting the BL-U1 DIP switches ..................................................................................................................... 82
Function and wiring on the I/O terminal block ................................................................................................ 83
RS-232C port pin assignment ........................................................................................................................ 84
RS-232C port wiring ....................................................................................................................................... 85
RS-422A port wiring ....................................................................................................................................... 85
Wiring the RS-485 (multidrop link) ................................................................................................................. 86
Installation ........................................................................................................................87
Precautions before use .................................................................................................................................. 87
Installing the BL-U1 ........................................................................................................................................ 88
Outline of Multidrop Link ................................................................................................89
Multidrop Link ................................................................................................................................................. 89
System Configuration ..................................................................................................................................... 89
Setup and Connection Procedures ................................................................................90
Communication ................................................................................................................91
Outline of Communication types .................................................................................................................... 91
Communication Format .................................................................................................................................. 91
Details on Data Communication ..................................................................................................................... 93
Details of Command Communication ............................................................................................................. 95
Precautions for Programming ........................................................................................97
BL-U1 Specifications ......................................................................................................98