Mitsubishi Electric MR-J2S-CP Instruction Manual page 16

13. CHARACTERISTICS
13.1 Overload protection characteristics ................................................................................................... 13- 1
13.2 Power supply equipment capacity and generated loss .................................................................... 13- 2
13.3 Dynamic brake characteristics........................................................................................................... 13- 4
13.3.1 Dynamic brake operation............................................................................................................. 13- 4
13.3.2 The dynamic brake at the load inertia moment ........................................................................ 13- 6
13.4 Encoder cable flexing life .................................................................................................................... 13- 6
13.5 Inrush currents at power-on of main circuit and control circuit .................................................... 13- 7
14. OPTIONS AND AUXILIARY EQUIPMENT
14.1 Options.................................................................................................................................................. 14- 1
14.1.1 Regenerative options .................................................................................................................... 14- 1
14.1.2 FR-BU2 brake unit ....................................................................................................................... 14- 9
14.1.3 Power regeneration converter .................................................................................................... 14-15
14.1.4 Cables and connectors................................................................................................................. 14-18
14.1.5 Junction terminal block (MR-TB20) .......................................................................................... 14-26
14.1.6 Maintenance junction card (MR-J2CN3TM) ............................................................................ 14-28
14.1.7 External digital display (MR-DP60) .......................................................................................... 14-30
14.1.8 Manual pulse generator (MR-HDP01) ...................................................................................... 14-32
14.1.9 Battery (MR-BAT, A6BAT)......................................................................................................... 14-33
14.2 Auxiliary equipment .......................................................................................................................... 14-34
14.2.1 Recommended wires.................................................................................................................... 14-34
14.2.2 Circuit breakers, fuses, magnetic contactors............................................................................ 14-36
14.2.3 Power factor improving reactors ................................................................................................ 14-36
14.2.4 Relays............................................................................................................................................ 14-37
14.2.5 Surge absorbers ........................................................................................................................... 14-37
14.2.6 Noise reduction techniques......................................................................................................... 14-38
14.2.7 Leakage current breaker ............................................................................................................ 14-45
14.2.8 EMC filter..................................................................................................................................... 14-47
14.2.9 Setting potentiometers for analog inputs.................................................................................. 14-50
15. COMMUNICATION FUNCTIONS
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
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