Mitsubishi Electric F920GOT-K Hardware Manual page 271

GOT-F900 SERIES (CONNECTION)
6) RS-232C connection
a) When the AJ71QC24(-R2) is connected
A
J71QC24
RUN CH1.ERR.
CPUR/W CH2.ERR.
NEU NEU
ACK ACK
NAK NAK
C/N C/N
P/S P/S
CH.1 CH.2
PRO PRO
SIO
SIO
SD.WAIT
SD.WAIT
SD SD
RD RD
•~10 •~1
5 5
STATION
No.
CH1 CH2
8 8
MODE
SW
01
02
03
04
05
06
07
08
09
10
11
12
CH1
RS-232C
CH2
RS422
RS485
SDA
RDA
SDB
RDB
NC
SG
FG
b) When the A1SJ71QC24(N)(-R2) is connected
A
1SJ71QC24
RUN ERROR
ERR. C.R/W SW.E ERR.
C/N NEU NEU C/N
P/S ACK ACK P/S
PRO NAK NAK PRO
SIO SD.W. SD.W. SIO
SD SD
RD RD
CH1 CH2
DISPLAY
AB
STS ERR.
X10 X1
5 5
STATION NO.
CH1 CH2
8 8
MODE
CH1/ 2
1 9
2 10
3 11
4 12
SW
5
6
7
8
ON
CH2 RS-422/RS-485
SDA
SG
SDB
FG
RDA
NC
RDB
CH1 RS-232-C A1SJ71QC24
Mode selector switches
(for CH1)
Transmission
specifications setting
switches
(for CH1)
Mode selector switches
Transmission
specifications setting
switches
Connection of MELSEC-QnA Series PLC 10
CH1
8
When the
transmission speed is
set to "19,200 bps"
SW
→
ON
01
02
03
04
05
06
07
08
09
10
11
12
8
When the
transmission
speed is set to
"19,200 bps"
→
→
1
2
3
4
5
6
7
8
9
10
10-11