6 - 13 6 - 13
MELSEC
6 PROCEDURE AND SETTINGS UP TO THE POINT OF OPERATION
(2) Cable connection
(a) How to connect the cable
Connect the IN and OUT terminals with optical fiber cables as shown below.
Stations do not have to be connected in the order of station numbers.
Any station number can be assigned as the control station.
Control station
IN
OUT
Station
No. 1
QCPU QJ71
LP21
-25
Normal station
IN
OUT
QCPU QJ71
LP21
-25
Normal station
IN
OUT
Station
No. 1
Station
No. 2
Station
No. n
Po
we
r su
p
pl
y
Po
we
r su
p
pl
y
n
≤
64
Q80BD-
J71LP21-25
Personal
computer
(b) Installing the optical fiber cable
The following shows how to install the optical fiber cable:
Insert the plug by aligning the groove of the plug with
the projection of the jack.
Push the plug in until the plug fixing hole catches the
hook of the jack.
Pull the plug lightly in the direction of the arrow to make
sure that it is securely connected.
Power off the personal computer and external power
supply.
Start (Installation)
Complete
Jack
Projection
Plug
Q80BD-
J71LP21-25
Groove
(c) Removing the optical fiber cable
The following shows how to remove the optical fiber cable:
Press the fixed sections of the plug in the directions of
the arrows and pull out the plug.
Put the covers, which were attached to the plug before
installation, back on both the plug and jack to store.
Power off the personal computer and external power
supply.
Start (Removal)
Complete
Plug
Cover
POINT
Data link operation may be executed even if IN and IN or OUT and OUT are
connected with an optical fiber cable. However, the loopback function, the network
diagnostic function and some of other functions do not operate normally. So, make
sure to connect IN and OUT.
Summary of Contents for Q80BD-J71BR11
Page 2: ......
Page 24: ...A 22 A 22 MEMO ...
Page 50: ...4 6 4 6 MELSEC 4 FUNCTION MEMO ...
Page 92: ...6 36 6 36 MELSEC 6 PROCEDURE AND SETTINGS UP TO THE POINT OF OPERATION MEMO ...
Page 132: ...10 2 10 2 MELSEC 10 MELSEC DATA LINK LIBRARY MEMO 10 ...
Page 138: ...11 6 11 6 MELSEC 11 PROGRAMMING MEMO ...
Page 164: ...12 26 12 26 MELSEC 12 APPLICATION FUNCTIONS MEMO ...
Page 166: ...13 2 13 2 MELSEC 13 ERROR CODE MEMO 13 ...
Page 223: ......