ADLINK Technology PXI-7921 Operation & User’s Manual

22. +5 VOUT 43. COM2+* 23. CH8 1. CH0 44. COM2-* 24. CH32 2. CH24 45. COM3+* 25. CH9 3. CH1 46. COM3-* 26. CH33 4. CH25 47. CH18 27. CH10 5. CH2 48. CH42 28. CH34 6. CH26 49. CH19 29. CH11 7. CH3 50. CH43 30. CH35 8. CH27 51. CH20 31. CH12 9. CH4 52. CH44 32. CH36 10. CH28 53. CH21 33. CH13 11. CH5 54. CH45 34. CH37 12. CH29 55. CH22 ...

ADLINK Technology PXI-7921 Figure 13: Available signal sources for Trigger Bus[7..0] Trigger Bus[7..0] WDT Overflow SHDNn Software Trigger Star Trigger In Trigger In Signal Scanner Adv. Signal AUX [3…2] ...

ADLINK Technology PXI-7921 4.2 Operation Mode The ADLINK PXI Switch Module provides two relay operation modes to accommodate different application requirements. Direct-update The Switch Module updates the relay pattern immediately upon receiving a software command. This mode provides a straightforward control over switch module with minimal hardware interventi ...

ADLINK Technology PXI-7921 ADLINK PXI Switch module Scanner Advanced Output (S_ADV) Trigger Input (TRG_IN) External Trigger Input (Trig In) Wiring Agilent 33401A 6-1/2 DMM Measurement Complete (VM Comp) Figure 12: Signal Connection between Switch Module and Agilent DMM For more information on scanlist configuration, scan mode setup, start, and stop functions o ...

ADLINK Technology PXI-7921 3.3 TB-6221 Terminal Board Users can use the TB-6221 terminal board that consists of a printed circuit with screw terminals. The terminal block connects directly to the front panel I/O connector of the PXI-7921. The TB-6221’s default printed circuit is in 2-wire mode. If other configuration is preferred, user can refer the table on ...

ADLINK Technology PXI-7921 1.2 Applications • Industrial ON/OFF control • External high power relay driving and signal switching • Laboratory automation • Industrial automation • Switch contact status sensing • Limit switch monitoring • Cooperating with other modules such as A/D and D/A peripherals to implement a data acquisition and control system 1.3 ...

ADLINK Technology PXI-7921 How to Use This Manual This User Manual is designed to assist users in the installation of the ADLINK PXI-7921, 24-ch Multiplexer DPDT Relay PXI Switch module. Chapter 1 Introduction Gives an outline and overview of ADLINK switch modules’ features, specifications, and applications. Chapter 2 Installation Describes how to insta ...

ADLINK Technology PXI-7921 1-wire MUX This configuration has one 48x1 1-wire multiplexer Bank0, which has forty- eight channels. The following diagram illustrates the terminal board pin definition. Figure 6: 48x1 MUX ...

ADLINK Technology PXI-7921 3.2 PXI-7921 Pin Assignments & Descriptions 22. +5 VOUT 43. COM2+ 23. CH8+ 1. CH0+ 44. COM2- 24. CH8- 2. CH0- 45. COM3+ 25. CH9+ 3. CH1+ 46. COM3- 26. CH9- 4. CH1- 47. CH18+ 27. CH10+ 5. CH2+ 48. CH18- 28. CH10- 6. CH2- 49. CH19+ 29. CH11+ 7. CH3+ 50. CH19- 30. CH11- 8. CH3- 51. CH20+ 31. CH12+ 9. CH4+ 52. CH20- 32. CH12- 10. CH4- 53 ...

You are now ready to install the PXI-7921. 2.3 Mechanical Drawing Figure 1: ADLINK Switch Module ADLINK switch module is packaged in a Eurocard form factor compliant with PXI Specifications measuring 160 mm in length and 100 mm in height (not including connectors). A 62-pin connector is located a ...

insert the switch module into the chassis. Once inserted, a “click” can be heard from the ejector latch. Tighten the screws on the front panel. Figure 2: Installing the switch module into a PXI platform ...

ADLINK Technology PXI-7921 Table of Contents How to Use This Manual .............................................................. ii Chapter 1 Introduction .............................................................. 1 1.1 Features ............................................................................. 1 1.2 Applications ............................... ...