3. External Connection
40
AD12-8(PM)
Connector Pin Assignment
Pin Assignments of Interface Connector
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
N.C.
N.C.
Simultaneous Hold Output
Digital Ground
Digital Output 2
Digital Output 0
Digital Input 3
Digital Input 1
Analog Ground
Analog Ground
Analog Ground
Analog Ground
Analog Ground
Analog Ground
Analog Ground
Analog Ground
Analog Ground
Analog Ground
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
N.C.
N.C.
N.C.
External.Sampling Clock Input
Digital Output 3
Digital Output 1
Digital Ground
Digital Input
2
Digital Input
0
Analog Output 1
Analog Output 0
Analog Input
7
Analog Input
6
Analog Input
5
Analog Input
4
Analog Input
3
Analog Input
2
Analog Input
1
Analog Input
0
Analog Input 0
- Analog Input 7
Analog input signal. The numbers correspond to channel numbers.
Analog Output 0
- Analog Output 1
Analog output signal. The numbers correspond to channel numbers.
Analog Ground
Common analog ground for analog I/O signals.
Digital Input 0
- Digital Input 3
Digital input signal.
Digital Out 0
- Digital Out 3
Digital output signal.
External Sampling Clock Input Input signal for external sampling clock
Simultaneous Hold Output
Control signal for ATSS-16 synchronized sampling unit (sold separately) *
Digital Ground
Common digital ground for the digital I/O signals, external sampling clock
signal, and simultaneous hold output.
N.C.
No connection to this pin.
Figure 3.3. Pin Assignments of Interface Connector
*
If using an ATSS-16, see "Connecting an ATSS-16 Synchronized Sampling Unit" in this chapter.
CAUTION
Do not short circuit any of the output signals to ground. Neither connect outputs to each other.
Doing either can result in a fault.
