LW Measurements PIZA 25 Bench Scale User Manual
Page 6
![background image](/manuals/739182/6/background.png)
interface
:
1:signal interface:
(microphone socket)
Red-------E+(positive source) /
Yellow or Blue
-------S+(positive
signal)
Black-------E- ( negative source ) /
White or Green
-------S-
(negative signal)
No sign -------GND
2: battery socket:
AC/DC 9V――――――external positive, inner negative
3:RS232 interface:DB9
RS232 TRANSMIT FUNCTION
1. RS232 interface:DB9
SCALE
PC
RXD 2
2 RXD
TXD 3
3 TXD
GND 5
5 GND
2. RS232 Transmission Agreement:
Mode:Simplex Asynchronous Serial
Baud rate: 9600
Data Bit:8
Parity Bit:NONE
Stop Bit:1
Data Format:ASCII
3. Transmission Information Format: 20 Byte ,blank=20H
5
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
W
/M
:
+_
C
R
L
F
M
=
o
v
e
rl
o
a
d
m
o
d
e
W
=
n
o
rm
a
l
w
e
ig
h
in
g
m
o
d
e
=
w
e
ig
h
t
in
fo
rm
a
ti
o
n
:
W
e
ig
h
t
in
fo
rm
a
ti
o
n
U
n
it
f
o
rm
a
ti
o
n
E
x
a
m
p
la
:
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
W
:
+
C
R
L
F
5
0
k
g
.
0
5
0
k
g