User's Manual
7 - 26
7. COMPUTER LINK CONNECTION
7.5 PLC Side Setting
(1) Mode setting switch
(2) Transmission specifications switch
(a) AJ71UC24
• Transmission speed setting (SW13 to SW15)
Set the transmission speed (SW13 to SW15) as 
follows.
The transmission speed setting must be consistent 
with that of the GOT side.
*1 Only transmission speeds available on the GOT side 
are shown.
(b) A1SJ71UC24-R2, A1SJ71UC24-PRF, 
A1SJ71C24-R2, A1SJ71C24-PRF
• Transmission speed setting (SW05 to SW07)
Set the transmission speed (SW05 to SW07) as 
follows.
The transmission speed setting must be consistent 
with that of the GOT side.
*1 Only transmission speeds available on the GOT side are 
shown.
(c) A1SJ71UC24-R4, A1SJ71C24-R4
Mode setting switch Contents Set value
Dedicated 
protocol type 1
RS-232
connection
1
RS-422
connection
5
Transmission 
specifications 
switch
Setting 
switch
Description
Set 
value
SW11 Main channel setting
RS-232 
connection
OFF
RS-422 
connection
ON
SW12 Data bit setting 8bits ON
SW13
Transmission speed 
setting
(Consistent 
with the GOT 
side 
specifications)
See 
descripti
ons 
below.
SW14
SW15
SW16 Parity bit setting Set ON
SW17 Even/odd parity setting Odd OFF
SW18 Stop bit setting 1bit OFF
SW21 Sum check setting Set ON
SW22
Write during RUN 
enabled/disabled setting
Enabled ON
SW23
Computer link/multi-drop 
selection
Computer 
link
ON
SW24
Master station/Local 
station setting
(Setting 
ignored)
OFF
Setting switch
Transmission speed
*1
4800bps 9600bps 19200bps
SW13 OFF ON OFF
SW14 OFF OFF ON
SW15 ON ON ON
C
B
A
9
8
7
6
5
4
3
2
1
0
F
E
D
ON
SW11
SW12
SW13
SW14
SW15
SW16
SW17
SW18
SW21
SW22
SW23
SW24
ON
Transmission 
specifications 
switch
Setting 
switch
Description
Set 
value
SW03 Unused ― OFF
SW04
Write during RUN 
enabled/disabled setting
Enabled ON
SW05
Transmission speed 
setting
(Consistent 
with the GOT 
side 
specifications)
See 
descripti
ons 
below.
SW06
SW07
SW08 Data bit setting 8bits ON
SW09 Parity bit setting Set ON
SW10 Even/odd parity setting Odd OFF
SW11 Stop bit setting 1bit OFF
SW12 Sum check setting Set ON
Setting switch
Transmission speed
*1
4800bps 9600bps 19200bps
SW05 OFF ON OFF
SW06 OFF OFF ON
SW07 ON ON ON
Transmission 
specifications 
switch
Setting 
switch
Description
Set 
value
SW01
Master station/Local 
station setting
(Setting 
ignored)
OFF
SW02
Computer link/multi-drop 
selection
Computer 
link
ON
SW03 Unused ― OFF
SW04
Write during RUN 
enabled/disabled setting
Enabled ON
SW05
Transmission speed 
setting
(Consistent 
with the GOT 
side 
specifications)
See 
descripti
ons 
below.
SW06
SW07
SW08 Data bit setting 8bits ON
SW09 Parity bit setting Set ON
SW10 Even/odd parity setting Odd OFF
SW11 Stop bit setting 1bit OFF
SW12 Sum check setting Set ON
ON
03
04
05
06
07
08
09
10
11
12
ON
SW
ON
01
02
03
04
05
06
07
08
10
11
12
SW
09
ON










