Chapter 9 Communications
P3-02
0304H
0305H
Communication
Protocol
Default: 6
Range: 0~8
Settings:
0: Modbus ASCII mode, <7, N,2>
1: Modbus ASCII mode, <7,E,1 >
2: Modbus ASCII mode, <7,O,1>
3: Modbus ASCII mode, <8,N,2 >
4: Modbus ASCII mode, <8,E,1>
5: Modbus ASCII mode, <8,O,1>
6: Modbus RTU mode, <8,N,2>
7: Modbus RTU mode, <8,E,1>
8: Modbus RTU mode, <8,O,1>
This parameter P3-02 is used to set the communication protocol. The alphanumeric
characters represent the following: 7 or 8 is the number of data bits; N, E or O refers to
the parity bit, Non, Even or Odd; the 1 or 2 is the numbers of stop bits.
P3-05
030AH
030BH
Communication
Mode
Communication selection:
Default: 0
Range: 0x00 ~ 0x01
Settings:
0: RS-232
1: RS-485
Multiple communication modes RS232 and RS-485 cannot be used within one
communication ring.
9-4 Revision January 2011
Call 1(800)985-6929 for Sales
Call 1(800)985-6929 for Sales
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