Output Example - A&D AD-8922A Instruction Manual

5V
22kΩ
820Ω
CPU
input
terminal
Balance interior

Output example

Display
BCD output
The example above is when the output logic has
been set at the factory.
The decimal point information will not be output.
Use a shielded cable.
FG
Housing (Cable shield)
BUSY/
RE-ZERO
5 (Input terminal)
Input signal GND
3
(1)
When a switch is used
5 pin
Input signal GND
(2) When a photocoupler is used
5 pin
Input signal GND
(3) When a transistor is used
5 pin
Input signal GND
(Upon switch-ON, make the voltage
between the input terminal and the
input signal GND terminal 0.2V or less)
Output pin assignments
Pin No.
26
27
28
29
39
40
41
42
12
13
14
15
16
17
18
19
20
21
22
23
46
47
48
49
24
25
30
31
32
33
34
35
50 Polarity
45 Stability
44 Over
21
Signal Output
1
2
0
10
4
8
1
2
1
10
4
8
1
2
2
10
4
8
1
2
3
10
4
8
1
2
4
10
4
8
1
2
5
10
4
8
1
2
6
10
4
8
1
2
7
10
4
8
0:OFF
1:ON
1
0
0
1
1
1
1
0
1
0
1
0
1
1
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0