Qj72Lp25-25, Qj72Lp25G, Qj72Lp25Ge, Qj72Br15 - Mitsubishi Electric QJ71LP21 Reference Manual

4 SETUP AND PROCEDURES BEFORE STARTING THE OPERATION

4.2.2 QJ72LP25-25, QJ72LP25G, QJ72LP25GE, QJ72BR15

QJ72LP25-25
RUN
T.PASS
SD
ERR.
IN
MODE
5)
3) (Left side face)
OUT
STATION NO .
10
1
QJ72LP25-25
Optical loop module
QJ72BR15
RUN
T.PASS
SD
ERR.
STATION
NO.
10
1
MODE
5)
QJ72BR15
Coaxial cable bus module
4 - 5
REM.
D.LINK 1) LED indicator
RD
section
L ERR.
RS-232
2)
4)
RESET
6)
4)
REM.
D.LINK
1) LED indicator
RD
section
L ERR.
RS-232
2)
3)
RESET
6)
7)
1: When resetting the system, press and hold the RESET switch for a second or more. If the pressing
time is too short, the system may not be reset normally. If the system is not reset normally, try reset
operation again.
POINT
1) There can be no duplication of station numbers in the same network.
2) Setting can be done regardless of station sequence. However, if a number is to
be left empty, sting a reserved number.
3) Set the mode setting switches in the same position on all network modules.
2) ReS-232 connector
For connecting RS-232 connector for peripheral equipment
3) STATION No. (Factory setting:1) : Station setting switch
Station numbers can be set inside the same network.
When there is a setting error, the "ERR" LED will come on in red.
Setting
Setting error
0
1 to 64 Valid setting range
65 to 99
Setting error
4) IN/OUT connector
For connector for optical fiber.
(IN connector)
For forward loop receive/reverse loop send
(OUT connector)
For forward loop send/reverse loop receive
5) MODE (Factory setting: 0): Mode setting switch
Sets the operating mode
a) QJ72LP25G, QJ72LP25GE, QJ72BR15
Setting
On line
0
1 Self return test
2
Internal self return test
3
Hardware test
4 to F Prohibited
b) QJ72LP25-25
Setting
Online
0
1
Self return test
2
Internal self return test
3
Hardware test
Online (Parameter mode selection
4
is enabled)
Self return test
5
6 Internal self return test
7
Hardware test
8 to F Prohibited
6) RESET switch
Resets the remote I/O station hardware.
7) Coaxial connector
For connecting F-type connector for coaxial cable.
MELSEC-Q
Contents
Contents
Contents
10 Mbps
used
25 Mbps
used
4 - 5