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3.5
RS-422-A/RS-485 Interface Parameter Setting Pro-
cedure
Setting of the RS-422-A/RS-485 parameters must be carried out using the 4 dip switches located
next to the module connector.
Baud rate (No.1 to 3 of SW1)
Baud rate
150
300
600
1200
2400
4800
9600
19200
Data length (No.4 of SW1)
Data length
7
8
Parity (No.1 to 2 of SW2)
Parity
None
ODD
EVEN
Stop bit (No.3 of SW2)
Stop bit
1
2
Switch between four-wire/two-wire systems (No.4 of SW2)
four-wire/two-wire
four-wire
two-wire
No.1
No.2
No.3
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
OFF
OFF
ON
ON
ON
OFF
OFF
ON
OFF
ON
ON
ON
OFF
<- Default Setting
ON
ON
ON
No.4
OFF
ON
<- Default Setting
No.1
No.2
OFF
OFF
OFF
ON
ON
OFF
<- Default Setting
No.3
OFF
<- Default Setting
ON
No.4
OFF
<-Default Setting
ON
3
3-9
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