13
2-5
．
Set data in sequence
If there are many values need to set in one screen, please click each of them in sequence before
downloading. Then you can set these values in sequence.
2-6
．
Others
1.
When choosing Modbus or free format protocol, OP20 will have register 4x, 3x, 1x, 0x.
1x and 3x mean read only.
0x and 4x mean read and write.
2.
OP320/OP320-A/OP325/OP330 cannot support RS485.
