Omron J7 series, User Manual

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Inverter Settings
Chapter 7-2
Set Values
Note Communications data after the above conversion is hexadecimal.
For example, if the frequency is 60 Hz and the unit of setting is 0.01 Hz, the
converted value is obtained as follows: 60/0.01 = 6000 = 1770 Hex
Slave Address (n70)
• Set this parameter to the Slave address (Slave unit number) for
communications.
• If more than one Inverter is connected as a Slave, make sure that there
will be no Slave address duplication.
Set Values
Note Address 00 is for broadcast purposes only. Do not set the Slave to this
address, otherwise the Slave will not communicate.
Communcations Baud Rate and Parity Selection (n71 and n72)
Set the baud rate and parity according to the communications conditions of
the Master.
Set Values
Value Description
0 0.1 Hz
1 0.01 Hz
2 Converted value based on 30,000 as max. frequency
3 0.1% (Max. frequency: 100%)
n70 RS-422A/485 Communications
Slave Address Register 0146 Hex Changes during
operation No
Setting
range 00 to 32 Unit of
setting 1 Default setting 0
Value Description
00 Only receives broadcast messages from the Master (See note.)
01 to 32 Slave address
n71 RS-422A/485 Baud Rate
Selection Register 0147 Hex Changes during
operation No
Setting
range 0 to 3 Unit of
setting 1 Default setting 2
Value Description
0 2,400 bps
1 4,800 bps
2 9,600 bps
3 19,200 bps