c 
r- 
n 
c- 
P- 
-, 
.. 
P 
L 
c 
C. 
P 
c_ 
f- 
1) 
4. 
SElTINGS AND  PROCEDURES  BEFORE  OPERATION 
, 
,. 
. 
, 
..> 
%. 
,, 
, 
. 
. 
I 
,. 
MELSEC-A 
4. 
S€ITINGS 
AND  PROCEDURES  BEFORE  OPERATION 
4.1 
Settings  and  Procedures  before  Operation 
The  settings  and  procedures  which  have to be  done  before 
a 
system  using  the 
AJ71C24 
can be started are described  below. 
Determine 
the 
system configuration 
...... 
Sea 
%&oil 
23. 
...... 
See 
section 
4.32. 
,.....See 
Won 
4.3.1. 
I..... 
sectbll 
4.3.3. 
......See 
Section 
4.6. 
External  wiring 
......Sea 
Sections 
3.2, 
4.5. 
I 
Loopback  test 
...... 
b 
-54.3,  8.15. 
I 
I 
Initialize  using 
a 
sequence program 
......See 
Sbction 
7. 
I 
Aseq~~enosprogmmfordatatranmia 
Create a  data  communications  program 
........ 
sion 
or 
switching 
the 
mode  must 
use 
the 
folkwing 
fundions: 
0 
Data transmission in  the  no-protocol/ 
bidirectional  mode 
A 
Operation 
e 
Data transmission  using  the  on- 
demand  function 
of 
the  dedicated 
protocol 
0 
Signal  input  using  the  global  function 
0 
Switching  the  mode 
of 
the  dedicated  protocol 
Appendix 
12 
contains  the  form sheet for  recording  the  setting  values of the 
AJ71C24. 
4-1 
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com