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M o d e l DRC-9 1C/
9
3
C
Table
8223-4.
Word
Structure
Table 8223-5. M o d e l 8223 Rs-232C
switch s2
Interface specifications
M o d e l 8223 Rs-232C
Interface
Note
:
For
the
not
supported
s e t t i n g s ,
t h e
i n t e r f a c e
w i l l
respond, but the card
has
not been
tested w i t h these s e t t i n g s a t the
factory.
X is a don't care s e t t i n g
for that s w i t c h .
8223.4 SPECIFICATIONS
Specifications f o r
the M o d e l 8223
RS-232C
I n t e r f a c e
are
given
i n
2 . Set the
POWER
s w i t c h t o
OFF
and
T a b l e 8223-5.
disconnect t h e p o w e r cord from the
u n i t .
Remove
the three
t o p panel
screws and
slide the
panel o f f .
8223.5
INSTALLATION
N o t e
on the c a l i b r a t i o n cover the
p o s i t i o n of Option
S l o t 2 which
the
The
8223
Rs-232C
I n t e r f a c e
is
8223
w i l l occupy.
factory installed
i f
ordered w i t h a
DRC-91C
Temperature Controller o r
3.
Remove
the
f o u r screws that
can be
f i e l d
installed a t a later
secure the c a l i b r a t i o n cover t o its
date.
If
f i e l d
i n s t a l l a t i o n is
c l i p s and remove the cover.
Remove
r e q u i r e d ,
u s e
t h e
f o l l o w i n g
the two back panel mounting c l i p s
procedure.
that secure the
J10 blank
cover
p l a t e t o the i n t e r f a c e opening and
1 .
Configure the
8223
baud rate and
remove
the
p l a t e .
w o r d s t r u c t u r e switches as outlined
in
Section
8223-3.
COPYRIGHT
12/87 ISCI
8223-3
T h i n g Format
-
Asynchronous
Transmission
M o d e
-
H a l f
Duplex
Baud
Rate
-
300
o r
1200 B i t s / s e c
(Factory set t o
300)
B i t s
p e r Character
-
7(excluding
start,
s t o p o r p a r i t y
b i t s )
P a r i t y Enable
-
E n a b l e d / D i s a b l e d
(Factory set Enabled)
P a r i t y Select
-
O d d
or Even
(Factory set
Odd)
N u m b e r
of Stop
B i t s
-
1
o r
2
(Factory set t o
1)
D a t a
I n t e r f a c e Levels
-
Transmit
o r receive using
E I A
voltage
levels
(+12V
and
-5)
WARNING
To prevent
shock
hazard, turn
off
the
instrumen t, disconnect
it from
AC
line
power and
a l l
t e s t equipment before
removing
cover.
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