Mitsubishi Electric MELSEC-F Series User Manual page 10

FX -1PG User's Manual
3U
6. Before Starting Positioning Operation
6.1 Various Positioning Operation and Buffer Memory Setting........................................................... 28
6.2 Outline of Positioning Operation ................................................................................................... 29
6.3 System Wiring ............................................................................................................................... 30
6.3.1 System wiring example.................................................................................................................. 30
6.3.2 For DOG terminal, STOP terminal................................................................................................. 30
6.3.3 Interrupt input via PLC (BFM)........................................................................................................ 33
6.4 Handling the Forward Limit and Reverse Limit ............................................................................. 36
6.4.1 Handling the forward limit and reverse limit................................................................................... 36
6.4.2 Operations at forward limit/reverse limit ........................................................................................ 36
6.4.3 Restarting method after the forward limit/reverse limit operation .................................................. 37
6.5 Handling the STOP Command...................................................................................................... 37
6.5.1 Operation by the STOP command ................................................................................................ 37
6.5.2 Remaining distance operation ....................................................................................................... 38
6.6 Operation Speed Change Function............................................................................................... 40
6.7 Target Address Change Function ................................................................................................. 43
6.8 Approximate S-shaped Acceleration/Deceleration Function......................................................... 46
6.9 Cautions for Positioning Operation ............................................................................................... 48
6.9.1 Command error when machine system units are used and
when combined system units are used ......................................................................................... 48
6.9.2 Stepwise output pulse ................................................................................................................... 49
7. Buffer Memory
7.1 How to Read/Write from/to Buffer Memory ................................................................................... 50
7.1.1 Direct specification of buffer memory ............................................................................................ 50
7.1.2 FROM/TO instructions................................................................................................................... 51
7.2 Buffer Memory List ........................................................................................................................ 52
7.3 Positioning Parameters ................................................................................................................. 55
7.3.1 [BFM#0] Pulse rate........................................................................................................................ 55
7.3.2 [BFM#2, #1] Feed rate................................................................................................................... 55
7.3.3 [BFM#3] Operation parameter....................................................................................................... 56
7.3.4 [BFM#5, #4] Maximum speed........................................................................................................ 60
7.3.5 [BFM#6] Bias speed ...................................................................................................................... 61
7.3.6 [BFM#8, #7] JOG speed................................................................................................................ 61
7.3.7 [BFM#10, #9] Zero return speed (high speed) .............................................................................. 61
7.3.8 [BFM#11] Zero return speed (creep) ............................................................................................. 62
7.3.9 [BFM#12] Number of zero-point signal for zero return .................................................................. 62
7.3.10 [BFM#14, #13] Zero-point address.............................................................................................. 63
7.3.11 [BFM#15] Acceleration/deceleration time.................................................................................... 63
7.3.12 [BFM#32] Positioning parameter selection.................................................................................. 64
7.3.13 [BFM#34, #33] Pulse rate............................................................................................................ 64
7.3.14 [BFM#36, #35] Feed rate............................................................................................................. 64
7.3.15 [BFM#37] Operation parameter................................................................................................... 65
7.3.16 [BFM#39, #38] Maximum speed.................................................................................................. 67
7.3.17 [BFM#41, #40] Bias speed .......................................................................................................... 68
7.3.18 [BFM#43, #42] JOG speed.......................................................................................................... 68
7.3.19 [BFM#45, #44] Zero return speed (high speed) .......................................................................... 68
7.3.20 [BFM#47, #46] Zero return speed (creep) ................................................................................... 69
7.3.21 [BFM#48] Number of zero-point signal for zero return ................................................................ 69
7.3.22 [BFM#50, #49] Zero-point address.............................................................................................. 69
7.3.23 [BFM#51] Acceleration time ........................................................................................................ 70
7.3.24 [BFM#52] Deceleration time ........................................................................................................ 70
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