Chapter 8 Communication Functions
8 - 8
No response occurs:
In the cases below, the inverter ignores a query and returns no response.
When receiving a broadcasting query
When detecting a transmission error in reception of a query
When the slave address set in the query is not equal to the slave address of the inverter
When a time interval between data elements constituting a message is shorter than 3.5
characters
When the data length of the query is invalid
When the reception space is more than 1.5 characters in the frame
When an error check cord of query is incongruous (CRC error)
Note) Provide a t imer in the master and make the master retransmit the same query when no response is
made within a preset time period after the preceding query was sent.
Summary of Contents for NES1-002LB
Page 9: ......
Page 21: ......
Page 25: ......
Page 28: ...Chapter 3 Exterior Views 3 3 ...
Page 30: ......
Page 35: ......
Page 53: ......
Page 75: ......
Page 154: ......
Page 196: ......
Page 203: ...Chapter 10 Troubleshooting This chapter describes the troubleshooting methods ...
Page 204: ......
Page 211: ......
Page 219: ......
Page 229: ......
Page 289: ...Appendix Appendix A Appendix A 1 ...
Page 290: ......
Page 292: ...Appendix Appendix 2 ...