MITSUBISHI ELECTRIC MR-J2S- A User Manual
Page 17
4
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
12.3.1 Dynamic brake operation............................................................................................................. 12- 5
12.3.2 The dynamic brake at the load inertia moment ........................................................................ 12- 7
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 13-64
13.1 Options.................................................................................................................................................. 13- 1
13.1.1 Regenerative options .................................................................................................................... 13- 1
13.1.2 FR-BU2 brake unit......................................................................................................................13-10
13.1.3 Power regeneration converter ....................................................................................................13-17
13.1.4 External dynamic brake..............................................................................................................13-20
13.1.5 Cables and connectors.................................................................................................................13-23
13.1.6 Junction terminal block (MR-TB20) ..........................................................................................13-31
13.1.7 Maintenance junction card (MR-J2CN3TM) ............................................................................13-33
13.1.8 Battery (MR-BAT, A6BAT).........................................................................................................13-34
13.1.9 MR Configurator (Servo configurations software) ...................................................................13-35
13.1.10 Power regeneration common converter...................................................................................13-37
13.1.11 Heat sink outside mounting attachment (MR-JACN)...........................................................13-41
13.2 Auxiliary equipment ..........................................................................................................................13-44
13.2.1 Recommended wires....................................................................................................................13-44
13.2.2 No-fuse breakers, fuses, magnetic contactors...........................................................................13-47
13.2.3 Power factor improving reactors ................................................................................................13-47
13.2.4 Power factor improving DC reactors..........................................................................................13-48
13.2.5 Relays............................................................................................................................................13-49
13.2.6 Surge absorbers ...........................................................................................................................13-49
13.2.7 Noise reduction techniques.........................................................................................................13-49
13.2.8 Leakage current breaker.............................................................................................................13-57
13.2.9 EMC filter.....................................................................................................................................13-59
13.2.10 Setting potentiometers for analog inputs................................................................................13-63
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