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7000 Bus Converter User Manual (version 1.2,Feb/2003, 7PH-006-10) --------------- 18
Add / Remove resistor Jumper. For RS-485 channel two.
For Add resistor: Set JP3 jumper to positions 2 and 3.
For Remove resistor: Set JP3 jumper to positions 1 and 2.
1
2
3
JP3
Default sitting
120 Ohm on board
1
2
3
JP3
Remove resistor