User`s manual

4
4. Part Names
CH2
CH1
RS-422/485
RS-422/485
QJ71C24N-R4
(FG)
SG
RDB
RDA
SDB
SG
RDB
RDA
SDB
SDA
SDA
(FG)
QJ71C24N-R4
RUN
RD
NEU.
SD
NEU.
RD
SD
CH1
CH2
ERR.
QJ71C24N-R2
RS-232
RS-232
CH2
CH1
QJ71C24N-R2
RUN
RD
NEU.
SD
NEU.
RD
SD
CH1
CH2
ERR.
4
2
5
3
1
6
7
(FG)
(FG)
RS-232
/485
RS-422
CH2
RDB
RDA
SDB
SG
SDA
CH1
QJ71C24N
RUN
RD
NEU.
SD
NEU.
RD
SD
CH1
CH2
ERR.
QJ71C24N
QJ71C24 ( 1)
QJ71C24N-R2
QJ71C24-R2 ( 2)
QJ71C24N-R4
1)
3)
2)
1)
4)
4)
1)
2)
2)
*1: The dimensions of the QJ71C24 are the same as QJ71C24N (except for
model name).
*2: The dimensions of the QJ71C24-R2 are the same as QJ71C24N-R2 (except
for model name).
Name Contents
1) Display LED Display LED (For details, see Section (1).)
2) RS-232 Interface
RS232 interface for serial communication with external devices
(D-Sub 9P)
3)
RS-422/485
Interface
RS422/485 interface for serial communication with external
devices (2-piece terminal block)
4)
RS-422/485
Interface
RS422/485 interface for serial communication with external
devices (2-piece plug-in socket block)