Omron E5EN - Page 27

CHAPTER 2 PREPARATIONS
2-8
Communications unit connection diagram
Host computer
RS232C : 25P
E5EN
• ! 1 '&&+"'& "* 
• ! %."%,% $ $& +! "* % * +! 1 '(+"$ "&+)
$  * & .+&*"'& $ " &**)/
• * *!"$ +-"*+ (") $  %"&
• !& +! 1 "* %',&+ "& +!  ') '%%,&"+"'&* '&1
&+ +! '%%,&"+"'&* $ +' +)%"&$ '*  & 
11
12
B(+)
A(-)
RSĆ485
Communications unit connection diagram
Terminator(120 Ω , 1/2 W)
Host computer
RSĆ485
Shieldedcable
E5EN (No.1)
Abbr.
A<B : 1" mark
A>B : 0" space
E5EN (No.31)
No
A (-)11
B (+)12
Abbr.
No
A (-)12
B (+)11
Ć
+
FG
RSĆ485
RSĆ485
• ! 1 '&&+"'& & "+!)   ')  ( +'  ,&"+* "&$,"&
+! !'*+ '%(,+) &  '&&+  * *!"$ +-"*+ (") $
 %"& & #( +! +'+$ $ $& +! +' -"+!"& %
Cable reference diagram
AWG28 min.
Conductor area crossĆsection
0.08042mm
2
min.
F Communications
(RS-485)