5
14. OPTIONS AND AUXILIARY EQUIPMENT 14- 1 to 14-50
14.1 Options..................................................................................................................................................14- 1
14.1.1 Regenerative options .................................................................................................................... 14- 1
14.1.2 FR-BU2 brake unit....................................................................................................................... 14- 8
14.1.3 Power regeneration converter ....................................................................................................14-14
14.1.4 Cables and connectors................................................................................................................. 14-17
14.1.5 Junction terminal block (MR-TB20) .......................................................................................... 14-25
14.1.6 Maintenance junction card (MR-J2CN3TM) ............................................................................14-27
14.1.7 External digital display (MR-DP60) ..........................................................................................14-29
14.1.8 Manual pulse generator (MR-HDP01) ...................................................................................... 14-31
14.1.9 Battery (MR-BAT, A6BAT).........................................................................................................14-32
14.2 Auxiliary equipment ..........................................................................................................................14-33
14.2.1 Recommended wires....................................................................................................................14-33
14.2.2 No-fuse breakers, fuses, magnetic contactors........................................................................... 14-35
14.2.3 Power factor improving reactors ................................................................................................14-35
14.2.4 Relays............................................................................................................................................14-36
14.2.5 Surge absorbers ...........................................................................................................................14-36
14.2.6 Noise reduction techniques.........................................................................................................14-37
14.2.7 Leakage current breaker ............................................................................................................14-44
14.2.8 EMC filter.....................................................................................................................................14-46
14.2.9 Setting potentiometers for analog inputs.................................................................................. 14-49
15. COMMUNICATION FUNCTIONS 15- 1 to 15-36
15.1 Configuration ....................................................................................................................................... 15- 1
15.1.1 RS-422 configuration....................................................................................................................15- 1
15.1.2 RS-232C configuration ................................................................................................................. 15- 2
15.2 Communication specifications............................................................................................................ 15- 3
15.2.1 Communication overview............................................................................................................. 15- 3
15.2.2 Parameter setting......................................................................................................................... 15- 4
15.3 Protocol ................................................................................................................................................. 15- 5
15.4 Character codes ................................................................................................................................... 15- 7
15.5 Error codes ........................................................................................................................................... 15- 8
15.6 Checksum ............................................................................................................................................. 15- 8
15.7 Time-out operation .............................................................................................................................. 15- 9
15.8 Retry operation .................................................................................................................................... 15- 9
15.9 Initialization........................................................................................................................................ 15-10
15.10 Communication procedure example ...............................................................................................15-10
15.11 Command and data No. list.............................................................................................................15-11
15.11.1 Read commands......................................................................................................................... 15-11
15.11.2 Write commands ........................................................................................................................15-14
15.12 Detailed explanations of commands............................................................................................... 15-16
15.12.1 Data processing.......................................................................................................................... 15-16
15.12.2 Status display ............................................................................................................................15-18
15.12.3 Parameter...................................................................................................................................15-19
15.12.4 External I/O signal statuses.....................................................................................................15-21
15.12.5 Input devices ON/OFF ..............................................................................................................15-23
15.12.6 Disable/enable of I/O devices (DIO) ......................................................................................... 15-24