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Engine of the IPPC
SW3: RS232/485 Mode Switch
Connector Type: onboard 1 x 6-pin DIP switch
Pin
Position
Description
ON
1,5-ON
DIP
COM1 RS485 Mode
1
2
3
4
5
ON
1,5-OFF
2-OFF
DIP
COM1 RS232 Mode
1
2-ON
COM1 RS485 Terminators
connected
ON
COM1 RS485 Terminators
connected
ON
1
1
2
3
4
5
2
3
4
5
DIP
2
3
4
5
2
3
4
5
6
DIP
COM2 RS232 Mode
1
4-OFF
6
DIP
ON
4-ON
6
COM2 RS485 Mode
1
3,6-OFF
6
DIP
ON
3,6-ON
6
COM2 RS485 Terminators
connected
ON
COM2 RS485 terminators
connected
ON
Note: 1~6 OFF is the default.
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1
1
2
3
4
5
6
DIP
2
3
4
5
6
DIP
2
3
4
5
6