Oriental motor BLV Series User Manual

Brushless Motor and Driver Package
BLV Series
Standard Type, Electromagnetic Brake Type
USER MANUAL (RS-485 Communication Mode)
Thank you for purchasing an Oriental Motor product.
This Manual describes product handling procedures and safety precautions.
• Please read it thoroughly to ensure safe operation.
• Always keep the manual where it is readily available.

Table of contents

1 Introduction ..............................................................2
2 Safety precautions ..................................................3
3 Precautions for use .................................................5
4 Method of control via Modbus protocol ........6
4.1 Guidance ...........................................................................6
4.2 Communication specifications .................................9
4.3 Setting of switches ........................................................9
4.4 Connecting the control power supply ................ 10
4.5 Connecting the RS-485 communication
cable ................................................................................ 11
4.6 Setting of RS-485 communication ........................ 12
4.7 Communication mode .............................................. 12
4.8 Communication timing ............................................ 13
4.9 Message.......................................................................... 13
4.10 Function code .............................................................. 16
„ Reading from a holding register(s) (03h) ..................16
„
„ Writing to a holding register (06h) ..............................17
„
„ Diagnosis (08h) ...................................................................17
„
„ Writing to multiple holding registers (10h) .............18
„
4.11 Register address list ................................................... 19
„ Operation commands ......................................................19
„
„ Maintenance commands ................................................21
„
„ Monitor commands ..........................................................22
„
„ Parameter R/W commands [Operation data] ..........24
„
„ Parameter R/W commands [User parameters] .......26
„
„ Parameters R/W commands [Alarm, warning] ........28
„
„ Parameter R/W commands [Data setter] ..................29
„
„ Parameter R/W commands
„
[I/O function (Direct I/O)] ................................................29
„ Parameter R/W commands
„
[I/O function (Remote I/O)] ...........................................30
4.12 Group send .................................................................... 32
4.13 Detection of communication errors .................... 33
4.14 Timing charts ................................................................ 34
5 Alarms, warnings and communication
errors ........................................................................ 35
5.1 Alarms ............................................................................. 35
5.2 Warnings ........................................................................ 37
5.3 Communication errors .............................................. 38
6 Related products (sold separately) ................ 39
HM-5114-7