Connecting Serial Communication Module (Qna Series) - Mitsubishi Electric GT1685 Connection Manual

POINT POINT POINT
(1) When the [intelligent function module switch
setting] has been set
After writing PLC parameters to the PLC CPU,
turn the PLC CPU OFF then back ON again, or
reset the PLC CPU.
(2) Connection of multiple GOTs
To some serial communication module models,
two GOTs can be connected using both CH1 and
CH2.
Model
Function version A
QJ71C24(-R2)
QJ71C24N(-R2/R4)
LJ71C24(-R2)
: 2 GOTs connectable,
(3) When connecting to the modem interface module
When the modem interface module is connected,
only CH2 can be used.
7 - 26
7. COMPUTER LINK CONNECTION
7.5 PLC Side Setting
Connection of 2 GOTs
Function version B
-
-
: 1 GOT connectable, -: Not applicable
7.5.3 Connecting serial
communication module (QnA
Series)
POINT POINT POINT
Serial communication module (QnA Series)
For details of the serial communication module (QnA
Series), refer to the following manual.
Serial Communication Module User's Manual
(Modem Function Additional Version)

Switch setting on serial communication
module
Set the Station number switches, the Mode setting
switch for the channel used for GOT connection, and
the Transmission specifications switches.
AJ71QC24N, AJ71QC24N-R2,
AJ71QC24N-R4,AJ71QC24,
AJ71QC24-R2, AJ71QC24-R4
A
J71QC24N
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
(3)
5 5
STATION
No.
CH1 CH2
8 8
(1)
MODE
SW
01
02
03
04
05
06 (2)
07
08
09
10
11
12
CH1
RS-232C
CH2
RS422
RS485
SDA
RDA
SDB
RDB
NC
SG
FG
(1) Mode setting switch
*1
Mode setting switch
CH
Dedicated protocol (Format 5)
(Binary mode)
MODE
*1 The mode switch in the figure is for the AJ71QC24 (N) (-R2/
R4).
A1SJ71QC24N1, A1SJ71QC24N1-R2
A1SJ71QC24N, A1SJ71QC24N-R2,
A1SJ71QC24, A1SJ71QC24-R2
A
1SJ71QC24N
RUN ERROR
ERR. C.R/W SW.E ERR.
C/N NEU NEU C/N
ACK ACK
P/S P/S
PRO NAK NAK PRO
SID SD.W. SD.W. SIO
SD SD
RD RD
CH1 CH2
DISPLAY
AB
STS ERR.
10 1
5 5
STATION NO.
CH1 CH2
8 8
MODE
1
2
3
4
5
6
SW
7
8
9
10
11
12
ON CH2 RS-422/RS-485
SDA
SG
SDB
(FG)
RDA
(NC)
RDB
CH1 RS-232-C A1SJ71QC24N
Description Set value
5
(3)
(1)
(2)