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SCXI-1120
User manual
National Instruments SCXI-1120 User Manual page 8
Eight-channel isolated analog input module for signal conditioning
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Calibration procedure
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User manual
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Quick start manual
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Figure 2-1.
SCXI-1120 General Parts Locator Diagram
...................................................... 2-2
Figure 2-2.
Detailed Parts Locator Diagram
......................................................................... 2-3
Figure 2-3.
SCXI-1120 Front Connector Pin Assignment
................................................... 2-12
Figure 2-4.
Ground-Referenced Signal Connection with High Common-Mode Voltage
.... 2-14
Figure 2-5.
Floating Signal Connection Referenced to Chassis Ground for Better
Signal-to-Noise Ratio
......................................................................................... 2-14
Figure 2-6.
Floating AC-Coupled Signal Connection
.......................................................... 2-14
Figure 2-7.
AC-Coupled Signal Connection with High Common-Mode Voltage
............... 2-15
Figure 2-8.
Assembling and Mounting the SCXI-1330 Connector-and-Shell Assembly
.... 2-17
Figure 2-9.
SCXI-1320 Parts Locator Diagram
.................................................................... 2-21
Figure 2-10. SCXI-1328 Parts Locator Diagram
.................................................................... 2-22
Figure 2-11. SCXI-1120 Rear Signal Connector Pin Assignment
......................................... 2-24
Figure 2-12. SCANCLK Timing Requirements
..................................................................... 2-28
Figure 2-13. Slot-Select Timing Diagram
.............................................................................. 2-29
Figure 2-14. Serial Data Timing Diagram
.............................................................................. 2-30
Figure 2-15. Configuration Register Write Timing Diagram
................................................. 2-31
Figure 2-16. SCXI-1120 Module ID Register Timing Diagram
............................................ 2-31
Figure 3-1.
SCXI-1120 Block Diagram
................................................................................ 3-1
Figure 3-2.
SCXIbus Connector Pin Assignment
................................................................. 3-3
Figure 3-3.
Digital Interface Circuitry Block Diagram
........................................................ 3-6
Figure 3-4.
SCXI-1120 Digital Control
................................................................................ 3-7
Figure 3-5.
Analog Input Block Diagram
............................................................................. 3-9
Figure 3-6.
Analog Output Circuitry
.................................................................................... 3-12
Figure 3-7.
Single-Module Parallel Scanning
....................................................................... 3-14
Figure 3-8.
Single-Module Multiplexed Scanning (Direct)
.................................................. 3-15
Figure 3-9.
Single-Module Multiplexed Scanning (Indirect)
............................................... 3-15
Figure 3-10. Multiple-Module Multiplexed Scanning
............................................................ 3-16
Figure 3-11. Multiple-Chassis Scanning
................................................................................ 3-16
Figure B-1.
SCXI-1120 Rear Signal Connector Pin Assignment ......................................... B-1
Figure C-1.
SCXIbus Connector Pin Assignment ................................................................. C-2
Figure D-1.
SCXI-1120 Front Connector Pin Assignment ................................................... D-1
Figure E-1.
SCXI-1340 Installation ...................................................................................... E-3
Figure E-2.
SCXI-1180 Rear Connections............................................................................ E-7
Figure E-3.
SCXI-1180 Front Panel Installation................................................................... E-8
Figure E-4.
Cover Removal .................................................................................................. E-9
Figure F-1.
Revision A and B SCXI-1120 Signal Conditioning Module ............................. F-1
Figure F-2.
Revision A and B SCXI-1120 General Parts Locator Diagram......................... F-2
Figure F-3.
Revision A and B SCXI-1120 Detailed Parts Locator Diagram........................ F-3
© National Instruments Corporation
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