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Potentiometers and Test Points
6-3
Figure 6-1 shows the locations of the potentiometers and test points
involved with the calibration of a DAS-1800ST-DA Series or
DAS-1802HR-DA board.
Figure 6-2. Potentiometers and Test Points on
DAS-1800ST-DA/HR-DA Series Boards
a. DAS-1800ST-DA Series Board
ADB
USY
SAMPLE
TP1
TP4
TP3
TP2
R5
R4
R3
R11
R10
TP4
TP2
R20
R16
R13
R12
TP5
TP3
TP1
Unipolar Gain
V
OUT
Bipolar Offset
Unipolar Offset
R
TI Offset
A
GND
DGND
Bipolar Offset
Gain
V
OUT
Unipolar
Offset
R
TI Offset
A
GND
b. DAS-1802HR-DA Board
D
A
C0 Offset
D
A
C0 Gain
D
A
C1 Offset
D
A
C1 Gain
R31
R32 R35
R36
R8
R1
R2
R3
R4
R5
R6
R7
D
A
C0 Offset
D
A
C0 Gain
D
A
C1 Offset
D
A
C1 Gain
D
A
C2 Offset
D
A
C2 Gain
D
A
C3 Offset
D
A
C3 Gain
ADCSTB
ADCST
A
T
Bipolar Gain
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