Chapter 3
BNC-2081 Board
© National Instruments Corporation
3-3
BNC-208X Series User Manual
ACH 1
Channel 1
(Center)
To Input
Multiplexer
on MIO-16
Input Schematic for
ACH1
BNC Connector
J4
Case
+5 V
AIGND
R4
R5
R6
R14
A
B
C
D
Jumper Installed
Here at Factory
Figure 3-3. Onboard Equivalent Circuit
The components are numbered differently for each channel. Table 3-1 is a listing of the components in
each channel and their correspondence to the circuit shown in Figure 3-3.
