9.1 PLC Connection 9-43
9.1.25 FX 3U/3UC/3G Series Link (A Protocol)
Communication Setting
Editor
Communication setting
(Underlined setting: default)
PLC (PC Parameter)
PLC system (2)
(Underlined setting: default)
Item Setting Remarks
Connection Mode
1:1
/ 1:n / Multi-link / Multi-link2 /
Multi-link2 (Ethernet) /
1:n Multi-link2 (Ethernet)
Signal Level RS-232C
/ RS-422/485
Baud Rate 4800 / 9600 / 19200
bps
Transmission Mode Transmission Mode 1
/ Transmission Mode 4
Data Length 7
/ 8 bits
Stop Bit 1
/ 2 bits
Parity None / Odd / Even
Targe t Port No. 0 to 31
Item Setting Remarks
Operate communication setting Checked
RS-232C
When you set Dedicated protocol, 7bits, Even, 1bit,
19200bps, sum check and form 1:
D8120 (D8420) = 6896H
RS-422
When you set Dedicated protocol, 7bits, Even, 1bit,
19200bps, smacked and form 1:
D8120 (D8420) = 6096H
* CH1 : D8120, CH2 : D8420
Protocol Dedicated protocol
Data length 7 bits
/ 8 bits
Parity None / Odd
/ Even
Stop bit 1 bit
/ 2 bits
Transmission speed 4800 / 9600
/ 19200 bps
H/W type RS-232C
/ RS-485
Sum check Checked
Transmission control protocol Form 1
/ Form 4
Station number setting 00
to 0FH
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