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11.2 Connectors............................................................................................................................................ 11- 8
12. CHARACTERISTICS 12- 1 to 12- 8
12.1 Overload protection characteristics...................................................................................................12- 1
12.2 Power supply equipment capacity and generated loss .................................................................... 12- 2
12.3 Dynamic brake characteristics...........................................................................................................12- 5
12.4 Encoder cable flexing life ....................................................................................................................12- 7
12.5 Inrush currents at power-on of main circuit and control circuit ....................................................12- 8
13. OPTIONS AND AUXILIARY EQUIPMENT 13- 1 to 13-54
13.1 Options.................................................................................................................................................. 13- 1
13.1.1 Regenerative brake options .........................................................................................................13- 1
13.1.2 Brake unit.....................................................................................................................................13-10
13.1.3 Power regeneration converter ....................................................................................................13-12
13.1.4 External dynamic brake..............................................................................................................13-15
13.1.5 Cables and connectors.................................................................................................................13-18
13.1.6 Junction terminal block (MR-TB20) ..........................................................................................13-26
13.1.7 Maintenance junction card (MR-J2CN3TM) ............................................................................13-28
13.1.8 Battery (MR-BAT, A6BAT).........................................................................................................13-29
13.1.9 MR Configurator (Servo configurations software) ...................................................................13-30
13.1.10 Power regeneration common converter...................................................................................13-32
13.1.11 Heat sink outside mounting attachment (MR-JACN)........................................................... 13-36
13.2 Auxiliary equipment ..........................................................................................................................13-39
13.2.1 Recommended wires....................................................................................................................13-39
13.2.2 No-fuse breakers, fuses, magnetic contactors........................................................................... 13-42
13.2.3 Power factor improving reactors ................................................................................................13-42
13.2.4 Power factor improving DC reactors..........................................................................................13-43
13.2.5 Relays............................................................................................................................................ 13-44
13.2.6 Surge absorbers ...........................................................................................................................13-44
13.2.7 Noise reduction techniques.........................................................................................................13-44
13.2.8 Leakage current breaker.............................................................................................................13-50
13.2.9 EMC filter.....................................................................................................................................13-52
13.2.10 Setting potentiometers for analog inputs................................................................................13-54
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