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12.1.1 Regenerative brake options .........................................................................................................12- 1
12.1.2 Cables and connectors..................................................................................................................12- 8
12.1.3 Junction terminal block (MR-TB50)..........................................................................................12-17
12.1.4 Junction terminal block (MR-TB20)..........................................................................................12-19
12.1.5 Maintenance junction card (MR-J2CN3TM) ............................................................................12-21
12.1.6 MR Configurator (servo configurations software)....................................................................12-23
12.2 Auxiliary equipment ..........................................................................................................................12-24
12.2.1 Recommended wires....................................................................................................................12-24
12.2.2 No-fuse breakers, fuses, magnetic contactors...........................................................................12-26
12.2.3 Power factor improving reactors ................................................................................................12-27
12.2.4 Relays............................................................................................................................................12-28
12.2.5 Surge absorbers ...........................................................................................................................12-28
12.2.6 Noise reduction techniques.........................................................................................................12-28
12.2.7 Leakage current breaker ............................................................................................................12-34
12.2.8 EMC filter.....................................................................................................................................12-35
13. COMMUNICATION FUNCTIONS 13- 1 to 13-32
13.1 Configuration.......................................................................................................................................13- 1
13.1.1 RS-422 configuration....................................................................................................................13- 1
13.1.2 RS-232C configuration .................................................................................................................13- 3
13.2 Communication specifications............................................................................................................13- 4
13.2.1 Communication overview ............................................................................................................13- 4
13.2.2 Parameter setting.........................................................................................................................13- 5
13.3 Protocol .................................................................................................................................................13- 6
13.4 Character codes ...................................................................................................................................13- 7
13.5 Error codes ...........................................................................................................................................13- 8
13.6 Checksum.............................................................................................................................................13- 8
13.7 Time-out operation ..............................................................................................................................13- 9
13.8 Retry operation ....................................................................................................................................13- 9
13.9 Initialization........................................................................................................................................13-10
13.10 Communication procedure example ...............................................................................................13-10
13.11 Command and data No. list.............................................................................................................13-11
13.11.1 Read commands.........................................................................................................................13-11
13.11.2 Write commands........................................................................................................................13-13
13.12 Detailed explanations of commands...............................................................................................13-15
13.12.1 Data processing..........................................................................................................................13-15
13.12.2 Status display ............................................................................................................................13-17
13.12.3 Parameter...................................................................................................................................13-18
13.12.4 External I/O pin statuses (DIO diagnosis)..............................................................................13-20
13.12.5 Disable/enable of external I/O signals (DIO) ..........................................................................13-23
13.12.6 External input signal ON/OFF (test operation) .....................................................................13-24
13.12.7 Test operation mode ..................................................................................................................13-25
13.12.8 Output signal pin ON/OFF (output signal (DO) forced output) ...........................................13-28
13.12.9 Alarm history.............................................................................................................................13-29
13.12.10 Current alarm..........................................................................................................................13-30
13.12.11 Other commands......................................................................................................................13-31