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12. CHARACTERISTICS 12- 1 to 12- 8
12.1 Overload protection characteristics................................................................................................... 12- 1
12.2 Power supply equipment capacity and generated loss .................................................................... 12- 3
12.3 Dynamic brake characteristics...........................................................................................................12- 5
12.4 Encoder cable flexing life....................................................................................................................12- 7
13. OPTIONS AND AUXILIARY EQUIPMENT 13- 1 to 13-38
13.1 Options..................................................................................................................................................13- 1
13.1.1 Regenerative brake options ......................................................................................................... 13- 1
13.1.2 Brake unit......................................................................................................................................13- 7
13.1.3 Power return converter ................................................................................................................13- 9
13.1.4 Cables and connectors.................................................................................................................13-12
13.1.5 Junction terminal block (MR-TB20)..........................................................................................13-20
13.1.6 Maintenance junction card (MR-J2CN3TM) ............................................................................13-22
13.1.7 Battery (MR-BAT, A6BAT).........................................................................................................13-23
13.1.8 Servo configurations software ....................................................................................................13-24
13.2 Auxiliary equipment ..........................................................................................................................13-26
13.2.1 Recommended wires....................................................................................................................13-26
13.2.2 No-fuse breakers, fuses, magnetic contactors...........................................................................13-28
13.2.3 Power factor improving reactors................................................................................................13-28
13.2.4 Relays............................................................................................................................................13-29
13.2.5 Surge absorbers ...........................................................................................................................13-29
13.2.6 Noise reduction techniques.........................................................................................................13-29
13.2.7 Leakage current breaker.............................................................................................................13-35
13.2.8 EMC filter.....................................................................................................................................13-37
14. COMMUNICATION FUNCTIONS 14- 1 to 14- 28
14.1 Configuration .......................................................................................................................................14- 1
14.1.1 RS-422 configuration....................................................................................................................14- 1
14.1.2 RS-232C configuration .................................................................................................................14- 2
14.2 Communication specifications............................................................................................................14- 3
14.2.1 Communication overview.............................................................................................................14- 3
14.2.2 Parameter setting.........................................................................................................................14- 4
14.3 Protocol .................................................................................................................................................14- 5
14.4 Character codes ...................................................................................................................................14- 7
14.5 Error codes ...........................................................................................................................................14- 8
14.6 Checksum.............................................................................................................................................14- 8
14.7 Time-out operation ..............................................................................................................................14- 9
14.8 Retry operation....................................................................................................................................14- 9
14.9 Initialization........................................................................................................................................14-10
14.10 Communication procedure example ...............................................................................................14-10
14.11 Command and data No. list.............................................................................................................14-11
14.11.1 Read commands.........................................................................................................................14-11
14.11.2 Write commands........................................................................................................................14-12