PXIe-4302/4303 and TB-4302C Calibration Procedure
|
© National Instruments Corporation
|
11
Accuracy Verification
The TB-4302C has a total of 32, 5
shunt resistors, one for each channel. The reference
designators of the shunt resistors range from R10 to R41 as shown in Figure 3.
Figure 3.
TB-4302C Circuit Board Shunt Resistor Locator Diagram
1
R10, R11, R12, R13, R14, R15, R16, R17
(Bottom to Top)
2
R21, R20, R19, R18, R25, R24, R23, R22
(Bottom to Top)
3
R26, R27, R28, R29, R30, R31, R32, R33
(Bottom to Top)
4
R37, R36, R35, R34, R41, R40, R39, R38
(Bottom to Top)
FOR PATENTS: NI.COM/PATENTS
AI3
VSUP
AI2
VSUP
AI4
AI5
AI7
VSUP
AI6
VSUP
VSUP
VSUP
AI0
AI1
VSUP
VSUP
AI2
VSUP
AI1
VSUP
AI3
AI4
AI15
VSUP
AI8
VSUP
VSUP
VSUP
A9
AI0
VSUP
VSUP
AI19
VSUP
AI18
VSUP
AI20
AI21
AI23
VSUP
AI22
VSUP
VSUP
VSUP
AI16
AI17
VSUP
VSUP
AI28
VSUP
AI27
VSUP
AI29
AI30
AI31
VSUP
AI24
VSUP
VSUP
VSUP
A25
AI26
VSUP
VSUP
S/N
158141A-01L
NI TB-4302C
GND
PFI0
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AISENSE
AIGND
AISENSE
VSUP
J2
J4
J3
J7
J5
J9
J21
J1
9
J1
0
J6
J1
5
J1
1
J1
7
U9
U1
1
U1
0
J1
2
J8
J1
3
J1
8
J1
4
CR3
R37
RT28
R36
RT27
R35
RT26
R34
RT25
R41
RT32
R40
RT31
R39
RT30
R38
RT29
RT
17
R26
RT
18
R27
RT
19
R28
RT20
R29
RT21
R30
RT24
R33
RT23
R32
RT22
R31
RT
1
R1
0
RT
2
R1
1
RT
3
R1
2
RT
4
R1
3
RT
5
R1
4
RT
6
R1
5
RT
7
R1
6
RT
8
R1
7
R24
RT
15
R23
RT
14
R22
RT
13
R1
9
R
18
R25
RT
10
RT
9
R21
R
20
RT
12
RT
11
RT
16
C6
C5
C3
C1
C2
U3
U2
R3
R1
R6
R5
R4
U4
R7
R8
CR1
U1
R2
C4
CR2
8
1
8
1
8
1
8
1
8
1
8
1
8
111
8
J1
C1
B1
A1
COPYRIGHT 2014
1
2
3
4
