Instruction/ maintenance manual of the product NI PXI-8250 National Instruments
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PXI NI PXI-8250 User Manual National Instruments S ystem Monitor Hardware NI PXI-8250 User Manual July 2008 372605A-01.
Support Worldwide Technical Support and Product Info rmation ni.com National Instruments Corporate Headquarters 11500 North Mopac Expressway Aust in, Texas 78759-3504 USA Tel: 512 683 0100 Worldwide O.
Important Information Warranty The NI PXI-8250 is warranted agai nst defects in materials and workmanshi p for a period of on e year from the date of sh ipment, a s evidenced by receipts or other documentati on. National Instruments wil l, at its option, repair or replace equipment that proves to be defect ive during the warranty period.
© National Instruments Corpor ation v NI PXI-8250 User Manual Contents About This Manual Conventions ............ .............. .............. .............. .............. .............. ............... .............. .... v ii Related Documentation .
Contents NI PXI-8250 User Manual vi ni.com Appendix B Technical Support and Professional Services Glossary Index.
© National Instruments Corporat ion vii NI PXI-8250 User Manual About This Manual The NI PXI-8250 User Manual describes the features of the NI PX I-8250, and contains information about configuring and operatin g the hardware.
About This Manual NI PXI-8250 User Manual viii ni.com Related Documentation The following documents contain information that you mi ght find helpful as you read this manual: • IEEE 1101.1-1991, IEEE Standard for Mecha nical Core Specifications for Microcomputers Using IEC 603-2 Con nectors • IEEE 1101.
© National Instruments Corporat ion 1-1 NI PXI-8250 User Manual 1 Getting Started This chapter includes information a bout the features of the NI PXI-8250 and information about operati ng the hardware.
Chapter 1 Getting Started NI PXI-8250 User Manual 1-2 ni.com What Y ou Need to Get Started To set up and use the NI PXI-8250 module, you must have the followin g items: ❑ An NI PXI-8250 System Monitor module ❑ An NI PXI-1042, NI PXI-1042Q, or NI PXI-1045 chassis ❑ This manual ❑ Optional: The NI System Monitor 1.
Chapter 1 Getting Started © National Instruments Corporat ion 1-3 NI PXI-8250 User Manual If you need to clean the de vice, use a soft, nonmetallic brush. Make sure that the device is completely dry and free from contaminants before returnin g it to service.
Chapter 1 Getting Started NI PXI-8250 User Manual 1-4 ni.com equipment, circuits powered by regulated lo w-voltage sources, and electronics. • Installation Category II is for measurements performed on ci rcuits directly connected to the electrical dist ribution system.
© National Instruments Corporat ion 2-1 NI PXI-8250 User Manual 2 Configuration and Installation This chapter describes how to configure and inst all the NI PXI-8250. Software Installation Before installing the NI PXI-8250, install the NI System Monitor driver software.
Chapter 2 Configur ation and Installation NI PXI-8250 User Manual 2-2 ni.com The NI PXI-8250 is a sensiti ve electronic de vice sh ipped in an antistatic bag. Open only at an approv ed workstation and observ e precautions for handling elect ros tatic-sensitiv e devices.
Chapter 2 Configurati on and Installation © National Instruments Corporat ion 2-3 NI PXI-8250 User Manual Figure 2-1. Location of NI PXI-1042Q Slot for NI PXI-8250 Support NI PXI-1042Q Slot 8.
Chapter 2 Configur ation and Installation NI PXI-8250 User Manual 2-4 ni.com Figure 2-2. Location of NI PXI-1045 Slot for NI PXI-8250 Support 3. T ouch a metal part on the chassis to discharge any static electricity that might be on y our clothes or b ody .
Chapter 2 Configurati on and Installation © National Instruments Corporat ion 2-5 NI PXI-8250 User Manual 9. Allo w the operating system to pr operly detect and identify the NI PXI-8250 module. 10. Launch W indo ws De vice Manager and refresh the view .
© National Instruments Corporat ion 3-1 NI PXI-8250 User Manual 3 Hardware Over view This chapter presents an ov erview of the NI PXI-8250 functionality . Figure 3-1, Figure 3-2, and Figure 3-3 sh ow the locations of k ey features for the NI PXI-8250 module.
Chapter 3 Hardware Over view NI PXI-8250 User Manual 3-2 ni.com Figure 3-2. NI PXI-8250 Front Panel Diagram Figure 3-3. Symbols on the Back of the NI PXI-8250 1 S ystem S tatus LEDs 2U s e r L E D s 3.
Chapter 3 Hardware Over view © National Instruments Corporat ion 3-3 NI PXI-8250 User Manual System Monitoring Architecture With the NI PXI-8250, you can simultaneously monitor int ake temperature, fan speeds, and power su ppl y levels of your NI PXI chassis.
Chapter 3 Hardware Over view NI PXI-8250 User Manual 3-4 ni.com Fan Monitoring The NI PXI-8250 module allows the user to monitor the revolutions per minute (RPM) of all rear-facing fans of a PXI chassis (two fans in an NI PXI-1042/1042Q and three fans in an NI PXI-1045), accurate to ±50 R PM.
Chapter 3 Hardware Over view © National Instruments Corporat ion 3-5 NI PXI-8250 User Manual System Status LEDs There are 6 system status LEDs to repo rt the status of the +5 V, +3.3 V, +12 V, and –12 V pow er rails, the intake temperature of th e chassis, and the overall status of the power shuttle fa ns of the chassis.
Chapter 3 Hardware Over view NI PXI-8250 User Manual 3-6 ni.com Figure 3-5 shows the layout of this connector . Figure 3-5. NI PXI-8250 Front Panel Connector Pinout Diagram Figure 3-6. NI PXI-8250 Relay Operation Diagram 1 Alert Relay Terminal Pins 2 Fused Power Output Terminal Pins 1 2 NO (Normally Open) COM (Common) NC (Normally Closed) 5V 3.
Chapter 3 Hardware Over view © National Instruments Corporat ion 3-7 NI PXI-8250 User Manual Alert Relay Pins The NI PXI-8250 has an el ectromechanical non-latch ing relay with three ports: normally open (NO), normall y closed (NC), and common (COM).
Chapter 3 Hardware Over view NI PXI-8250 User Manual 3-8 ni.com The NI PXI-8250 has self-resetting fu ses rated at 1 A/125 V on the front end and one-blow fuses rated at 4 A/1 25 V on the back end of the card to protect the card from excessive curren t draw.
© National Instruments Corporat ion A-1 NI PXI-8250 User Manual A Specifications This appendix lists the hardware a nd software performance specifications for the PXI-8250. Hard ware specifica tions are typical at 25 °C, unless otherwise stated. Caution Specifications are subject to change without notice.
Appendix A Specifications NI PXI-8250 User Manual A-2 ni.com Monitoring Alert Limi ts (Green Status LEDs) Voltage rail level ............. .............. .........±5% (from nominal) Intake temperature ...................... ............0 –50 °C Fan speed .
Appendix A Specifications © National Instruments Corporat ion A-3 NI PXI-8250 User Manual Operating Environment Ambient temperature range .................... 0 to 55 °C (Tested in accordance with IEC-60068-2-1 and IEC-60068-2-2. Meets MIL-PRF-28800F Class 3 low temperature limit and MIL-PRF-28800F Class 2 high temperature limit.
Appendix A Specifications NI PXI-8250 User Manual A-4 ni.com Safety This product meets the requirements of the follow ing standards of safety for electrical equipment for measurement, contro l, and la.
Appendix A Specifications © National Instruments Corporat ion A-5 NI PXI-8250 User Manual Environmental Management NI is committed to designing and manufacturing products in an environmentally responsible man ner. NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers.
© National Instruments Corporat ion B-1 NI PXI-8250 User Manual B T echnical Support and Professional Ser vices Visit the following sections of the award-winning National Instruments Web site at ni.com for technical support and professional services: • Support —T echnical support resou rces at ni.
Appendix B T echnical Support and Professional Ser vices NI PXI-8250 User Manual B-2 ni.com • Declaration of Conformit y (DoC) —A DoC is our claim of compliance with the C ouncil of the European Communities usin g the manufacturer’ s declaration of conformity .
© National Instruments Corporat ion G-1 NI PXI-8250 User Manual Glossar y Symbol Pref ix V alue pp i c o 1 0 –1 2 nn a n o 1 0 –9 μ micro 10 –6 m milli 10 –3 k kilo 10 3 Mm e g a 1 0 6 Gg i g a 1 0 9 Tt e r a 1 0 12 Numbers/Symbols ° degrees /p e r % percent ± plus or minus +5 V +5 VDC source signal +3.
Glossary NI PXI-8250 User Manual G- 2 ni.com API application programming interface B backplane An assembly , typically a printed circuit board, with con nectors and signal paths that bus the connector pins. C CC e l s i u s CFR Code of Federal Regulations cm Centimeters COM A common terminal of the relay that either connects to NO or NC.
Glossary © National Instruments Corporat ion G-3 NI PXI-8250 User Manual E electromechanical relay Electromechanical relay made of a coil, an armature mechanism, and electrical contacts. When the coil is ener gized, the induced magnetic f ield mov es the armature that opens or closes the c ontacts.
Glossary NI PXI-8250 User Manual G- 4 ni.com L LED Light-Emitt ing Diode M m meters MAX Measurement & Automation Explor er—A controlled, centralized configuration en v ironment that allows you to configure all of your NI de vices.
Glossary © National Instruments Corporat ion G-5 NI PXI-8250 User Manual R RMS Root Mean Square RPM rev olutions per minute—unit s for velocity S s seconds self-resetting fuse A fuse that acts as an open circuit only when curr ent is overdra wn. Once the overdra w ends the fuse returns to normal closed circuit operation.
© National Instruments Corporat ion I-1 NI PXI-8250 User Manual Index A about the NI PXI-8250, 1-1 accuracy, monitoring, A-2 additional monitori ng features, 3-4 alert limit s, monitoring, A-2 alert .
Index NI PXI-8250 User Manual I-2 ni.com L LEDs front panel, 3-4 system status, 3-5 user, 3-5 M maximum power requir ements with power outputs, A-1 without power outp uts, A-1 monitoring accuracy spec.
Index © National Instruments Corporat ion I-3 NI PXI-8250 User Manual support, technical, B-1 system monitoring, 3-3 status LEDs, 3-5 T technical support, B-1 temperature monitoring, 3-3 training and.
An important point after buying a device National Instruments NI PXI-8250 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought National Instruments NI PXI-8250 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data National Instruments NI PXI-8250 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, National Instruments NI PXI-8250 you will learn all the available features of the product, as well as information on its operation. The information that you get National Instruments NI PXI-8250 will certainly help you make a decision on the purchase.
If you already are a holder of National Instruments NI PXI-8250, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime National Instruments NI PXI-8250.
However, one of the most important roles played by the user manual is to help in solving problems with National Instruments NI PXI-8250. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device National Instruments NI PXI-8250 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
