Astronics PXIe-3352 User Manual Download Page 5

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Publication No. 981049 Rev. B

PXIe-3352 User Manual

Astronics Test Systems

Table of Contents

Chapter 1 ......................................................................................................................... 1-1

Overview and Features ................................................................................................... 1-1

Functional Description .................................................................................................................... 1-2

Rubidium Block .......................................................................................................................... 1-3

RS232 Interface ..................................................................................................................... 1-4

GPS Block .............................................................................................................................. 1-4

PXIe and Digital Interface ...................................................................................................... 1-4

External DC Power Supported ....................................................................................................... 1-5

Front Panel ..................................................................................................................................... 1-5

Connectors: ................................................................................................................................ 1-5

LED Indicators ............................................................................................................................ 1-5

Chapter 2 ......................................................................................................................... 2-1

Specifications.................................................................................................................. 2-1

Output Characteristics .................................................................................................................... 2-1

Timebase Characteristics ............................................................................................................... 2-1

Interface ......................................................................................................................................... 2-2

Front Panel I/O and Indicators ................................................................................................... 2-2

Software ..................................................................................................................................... 2-3

Environmental ................................................................................................................................ 2-3

Mechanical ..................................................................................................................................... 2-3

Chapter 3 ......................................................................................................................... 3-1

Getting Started ................................................................................................................ 3-1

Unpacking and Inspection .............................................................................................................. 3-1

Installing the Module into a PXI Express Chassis .......................................................................... 3-1

Initial Power On .............................................................................................................................. 3-2

Software Installation ....................................................................................................................... 3-3

Installing the VISA driver ............................................................................................................ 3-3

Installing the PXI device driver ................................................................................................... 3-3

Installing the LabVIEW instrument driver ................................................................................... 3-4

Installing the LabWindows/CVI instrument driver ...................................................................... 3-4

Chapter 4 ......................................................................................................................... 4-1

Software Operation ......................................................................................................... 4-1

Using the Soft Front Panel ............................................................................................................. 4-1

Starting the Soft Front Panel ...................................................................................................... 4-1

Using the LabWindows / CVI Driver ............................................................................................... 4-3

Summary of Contents for PXIe-3352

Page 1: ...2528 949 859 8999 Fax 949 859 7139 atsinfo astronics com atssales astronics com atshelpdesk astronics com http www astronicstestsystems com Copyright 2017 by Astronics Test Systems Inc Printed in the United States of America All rights reserved This book or parts thereof may not be reproduced in any form without written permission of the publisher ...

Page 2: ...ation s of any product or part without Astronics Test Systems express written consent or misuse of any product or part The warranty also does not apply to fuses software non rechargeable batteries damage from battery leakage or problems arising from normal wear such as mechanical relay life or failure to follow instructions This warranty is in lieu of all other warranties expressed or implied incl...

Page 3: ...fy procurement of products from Astronics Test Systems TRADEMARKS AND SERVICE MARKS All trademarks and service marks used in this document are the property of their respective owners Racal Instruments Talon Instruments Trig Tek ActivATE Adapt A Switch N GEN and PAWS are trademarks of Astronics Test Systems in the United States DISCLAIMER Buyer acknowledges and agrees that it is responsible for the...

Page 4: ...sion cord or a three prong two prong adapter This will defeat the protective feature of the third conductor in the power cord Maintenance and calibration procedures sometimes call for operation of the unit with power applied and protective covers removed Read the procedures and heed warnings to avoid live circuit points Before operating this instrument 1 Ensure the proper fuse is in place for the ...

Page 5: ...imebase Characteristics 2 1 Interface 2 2 Front Panel I O and Indicators 2 2 Software 2 3 Environmental 2 3 Mechanical 2 3 Chapter 3 3 1 Getting Started 3 1 Unpacking and Inspection 3 1 Installing the Module into a PXI Express Chassis 3 1 Initial Power On 3 2 Software Installation 3 3 Installing the VISA driver 3 3 Installing the PXI device driver 3 3 Installing the LabVIEW instrument driver 3 4 I...

Page 6: ...PXIe 3352 User Manual Publication No 981049 Rev B ii Astronics Test Systems Using the LabVIEW Driver 4 4 ...

Page 7: ... Astronics Test Systems iii List of Figures Figure 1 1 PXIe 3352 1 1 Figure 1 2 PXIe 3352 System Configuration Example 1 2 Figure 1 3 PXIe 3352 Functional Systems 1 2 Figure 1 4 Rubidium Oscillator Block Diagram 1 3 Figure 3 1 Front Panel LOCK LED 3 3 ...

Page 8: ...tronics Test Systems DOCUMENT CHANGE HISTORY Revision Date Description of Change A 4 20 2017 Initial Astronics Test Systems release B 5 16 2017 ECN08282 Revised to correct Ext PWR connector size Added theory of operation functional description to Chapter 1 ...

Page 9: ...rame It provides a basic accuracy of 5e 11 in free run mode but given an external GPS antenna not included and a view of the sky can be disciplined to GPS satellites for improved timing accuracy The PXIe 3352 can be used in a wide variety of applications where a precision oscillator source is required In addition the onboard global position unit GPS can be used to train and discipline the precisio...

Page 10: ...d calibrated by the GPS module when needed All controls are via the PXIe bus in a PXIe compatible mainframe Figure 1 2 PXIe 3352 System Configuration Example The PXIe 3352 card comprises three functional systems as follows The Rubidium Block The GPS Block The Digital Controller GPS Rubidium Block PXIe Digital Interface 9600b TTL Serial Interface 9600b RS232 1PPS External 1PPS PXIe Backplane Power ...

Page 11: ...FLL Digital Frequency Lock Loop where a high performance crystal oscillator is locked to the Rubidium atomic line using an embedded microprocessor and a special patented algorithm The algorithm improves temperature stability and enables very fine digital frequency control OCXO Optional Main DDS Rubidium Resonator Multiplier DAC Micro Controller Pre Amp Phase Detector 1 107 DPLL Digital Phase Lock ...

Page 12: ... The Rubidium block also includes electronics boards that control the unit s operation and RS232 interface to communicate with electronics outside of the unit GPS Block The GPS block is a self contained high performance Global Position System receiver It can simultaneously acquire on 66 channels and track on up to 22 channels The main purpose of the GPS block is to provide a GPS based 1 PPS output...

Page 13: ...me it takes for the receiver to do a position fix because it has an internal battery to power its SRAM and real time clock Front Panel Connectors Connector Connector Type Reference Designator Description Sine WAVE OUT SMA J1 Rubidium Module Sine Wave Out SQ WAVE OUT SMA J2 Rubidium Module Square Wave Out 1PPS IN SMA J3 External 1 PPS Input 1PPS OUT SMA J4 1 PPS Output from Rubidium Module GPS ANT ...

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Page 15: ... 10 dBm 2 dBm into 50 Ω CMOS 2 5 V into 10 kΩ Phase Noise sine output 10 Hz offset 102 dBc Hz 100 Hz offset 135 dBc Hz 1 kHz offset 145 dBc Hz 10 kHz offset 150 dBc Hz Spectral Purity sine output Harmonics 44 dBc up to 70 MHz Spurious 80 dBc 10 Hz 100 kHz from carrier Timebase Characteristics Initial Accuracy 25 C 5 x 10 11 Stability Frequency Drift 5 x 10 11 month Frequency Retrace 5 x 10 11 Alla...

Page 16: ...ode Receiver Sensitivity typical Tracking 161 dBm Cold Start 143 dBm Timing Accuracy 1 pps 11 ns Acquisition Time Hot 1 s typical Warm 30 s typical Cold 32 s typical Interface Power Requirements 3 3 VDC at 1 2 A 12 VDC at 2 5 A Front Panel I O and Indicators Outputs SMA Sine Wave 10 MHz 10 dBm 50 Ω Square Wave 10 MHz 2 5 V 10 kΩ 1 PPS 3 3V pulse width 20µs Inputs External Rubidium Power 12 V 1 5 A...

Page 17: ...Temperature Altitude Operating 0 C to 55 C 10 000 ft Storage 40 C to 75 C 15 000 ft Relative Humidity 5 to 95 non condensing 30 C 5 to 75 non condensing 40 C Mechanical Shock 30 g 11 ms sinewave Vibration 0 013 in pk pk 5 to 55 Hz Bench Handling 4 inch drop at 45 CE Certifications Emissions Immunity EN61326 1997 A1 1998 Class A Safety EN61010 1 1993 A2 1995 MTBF MIL HDBK 217 FN2 GB GC 25 35 740 hr...

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Page 19: ...area Installing the Module into a PXI Express Chassis WARNING The PXIe 3352 module is NOT hot swappable The power to the PXI Express compatible chassis must be turned off before installing a PXIe 3352 Plugging the module in before the power is off may result in damage to the electronics Note The PXIe 3352 can be installed into any available PXI hybrid or Type 1 PXI Express slot as shown in the dia...

Page 20: ...a to the GPS ANT connector Make sure that there is open view to the sky or if indoors no metal obstruction is above the antenna 4 Turn on the chassis power The FAIL LED will illuminate for 0 5s and then turn off if the module passes the internal power on self test POST If the PXIe 3352 fails POST the FAIL LED will continue to be illuminated Should this happen turn the chassis power off re install ...

Page 21: ...ptional Note You will need system administrator priveleges to install these software items Installing the VISA driver The LabVIEW and LabWindows CVI driver communicate with the instrument using the VISA software interface layer The VISA software is provided by the manufacturer of your PXI controller Obtain the VISA software from your PXI controller vendor and follow their instructions for installi...

Page 22: ... with a choice for a standard or customer installation a The standard installation will install the Windows PXI device driver for the 3352e It will also install the driver for the version s of LabVIEW that is currently installed on your computer b The customer installation allows you to select which version s of LabVIEW for which the driver will be installed If you are running a version of LabVIEW...

Page 23: ... InstallerWithoutRTE folder if you already have a version of the LabWindows CVI run time engine installed on your computer 4 Double click on the file setup exe 5 Follow the command prompts and select the destination folder for installation 6 By default the installer will place the files within the VISA directory structure ...

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Page 25: ...operator interactive control over the PXIe 3352 to allow instrument operation All major functions are provided Starting the Soft Front Panel The Soft Front Panel application is installed when you install the LabWindows CVI driver After the Soft Front Panel is installed you may start it by selecting Start All Programs VXIPNP Astronics Test Systems 3352e Rubidium GPS from the task bar ...

Page 26: ... onto a sufficient number of GPS satellites the front panel will display the Latitude and Longitude information At the same time the 1PPS Input Detected soft LED will be illuminated If the 1PPS Input switch is set to GPS then the Rubidium module is disciplined by the GPS Otherwise an external 1 PPS source is required to discipline the Rubidium oscillator If Discipline Mode is disabled the Rubidium...

Page 27: ...r functions in the driver use this handle The last step in using the driver is to call the ri3352e_close function Each time you make a call to the ri3352e_init function it returns a new handle and allocates some memory for that driver session Calling the ri3352e_close functions releases the memory and resources associated with the handle A skeleton program will look something like what is shown be...

Page 28: ...ed with the driver Using the LabVIEW Driver The LabVIEW driver provides the means to control and interact with the 3352e from within the National Instruments LabVIEW programming environment The first step in using any of the VIs in the LabVIEW driver is to initialize the instrument using the ri3352e Initialize vi You can select this from within a LabVIEW diagram by right mouse clicking and selecti...

Page 29: ...rmation you need in your application The image below demonstrates that a second VI has been added to the diagram This VI ri3352e Get Rubidium Status vi retrieves status information from the Rubidium module in the 3352e One requirement for using the driver is to wire the instrument handle out output from one VI to the instrument handle input on the next VI A second requirement for using the driver ...

Page 30: ...ens a new handle to the instrument and that handle allocates some memory Repeated use of the ri3352e Initialize vi without closing it via the ri3352e Close vi will ultimately result in an execution error The use of the ri3352e Close vi as the last VI in the chain is shown in the diagram below The LabVIEW driver contains an executable example VI You can locate this in one of two ways Select the men...

Page 31: ...menu of any front panel you can select Help Find Examples This will launch the NI Example Finder From there you can look under the instruments folder and select the ri3352e Example vi You may find full help information on the driver by selecting the Help Astronics ri3352e ri3352e LabVIEW Help menu item from any VI s front panel ...

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