Hitachi SJ Series User Manual page 173

Chapter 12
12.4.4 Command from RS485
communication
Ｑ
• Want to use RS485 communication to give a
frequency command.
Ａ
• RS485 communication is used to give a frequency
command.
Parameters
Item
Main speed command
selection
12.4.5 Command from optional cassette
Ｑ
• Want to use the optional board to give a frequency
command.
Ａ
• Optional device is used to give a frequency
command.
• An option from which a command is received is
chosen from multiple options.
Parameters
Item Parameters
Main speed
command [AA101]
selection
Parameters Data
[AA101] 08
Data
Frequency commands from optional cassette in slot 1 enabled.
09
10 Frequency commands from optional cassette in slot 2 enabled.
11 Frequency commands from optional cassette in slot 3 enabled.
12-4-4
！
• For details, see "Chapter 14 RS485
Communication".
Description
Command from RS485 communication
！
• For the frequency commands, refer to the
instruction manual provided together with each
optional cassette.
Description
Inverter Functions