NuDAQ ACL-7225B, User Manual, Page: 18 / 29

Installation
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2.4 Input Signal Type Selection
The ACL-7225's input signal can be selected either AC input or DC
input signal. There are 16 jumpers (JP1...JP8 and JP9...JP16)
associated with each digital input channel for configuring the channel as
AC or DC input. The digital input channels and their corresponding
jumpers is shown in the following Table 2.3.
JUMPER INPUT SIGNAL JUMPER INPUT SIGNAL
JP1 DI0 JP9 DI8
JP2 DI1 JP10 DI9
JP3 DI2 JP11 DI10
JP4 DI3 JP12 DI11
JP5 DI4 JP13 DI12
JP6 DI5 JP14 DI13
JP7 DI6 JP15 DI14
JP8 DI7 JP16 DI15
Table 2.3 Input Signal Type Selection Table
The default setting of the input signal selection is DC type, which is
shown as following diagrams:
DC
AC
DC AC
J
P
9
J
P
10 J
P
11 J
P
12 J
P
13 J
P
14 J
P
15 J
P
16
JP1
JP2
JP3
JP4
JP5
JP6
JP7
JP8
Input Signal
Selection
AC Input
DC Input
(Default)
Jumper
JP1 ~ JP16
AC psoition
DC position