USER MANUAL - Rohde & Schwarz
Contents
1. Configure the trigger Edge trigger Trigger level 2 5 V positive slope status rspam ConfigureTriggerPath vi RSPAM VAL PATH A RSPAM VAL EDGE TRIGGER status rspam_ConfigureTriggerSourcePath vi RSPAM VAL PATH A CHAI 2 5 RSPAM VAL POSITIVE Configure the path for floating acquisition xy Status rspam ConfigureGroundPath vi RSPAM VAL PATH A VI FALSE Connect the instrument to the front connector and wait until all relays have been closed Status rspam Connect vi CHA1 HI 1 1 Status rspam Connect vi CHA LO CHA LO1 Status rspam WaitForDebounce vi 1000 Get the actual number of points for the acquisition and allocate memory for it Note that this value may be greater than the minimum number of samples requested above Status rspam ActualRecordLengthPath vi RSPAM VAL PATH A amp actualPoints pWaveform calloc actualPoints sizeof ViReal64 Start the acquisition Timeout is 1000 ms Status rspam ReadWaveform vi CHA1 actualPoints 1000 pWaveform amp actualPoints amp initialX amp xIncrement Display the wave form status WaveformGraphPopup Waveform pWaveform actualPoints VAL DOUBLE 1 0 0 0 initialX xIncrement Close the driver session Sj status rspam_close vi 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM free memory free pWavefor2. Analyzer Module TS PAM A B C 14 CHA LO1 CHA LO1 CHA LO1 19 16 CHB1 CHB1 HI2 CHB1 HI3 17 CHB LO1 CHB LO1 CHB LO1 18 CHB2 CHB2 HI2 CHB2 HI3 19 CHB LO1 CHB LO1 CHB LO1 20 21 CHB3_HI1 CHB3_HI2 CHB3_HI3 22 CHB_LO1 CHB_LO1 CHB_LO1 23 CHB4_HI1 CHB4_HI2 CHB4_HI3 24 CHB_LO1 CHB_LO1 CHB_LO1 25 26 27 28 GND GND GND 29 XTO1 GND XTO2 30 XTI1 GND XTI2 31 GND GND GND 32 GND GND CHA GND Table 9 3 Pin assignment for connector X10 view front panel Comment The signal CHA is connected with the front panel of the compo nent and through two 10 nF condensers with GND The front panel it self has no direct connection to GND During the connection of a unit under test the unit under test s GND should be connected to GND Do not connect GND and CHA GND to prevent hum loops 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM 9 1 4 Connector X30 N A oa e o e o e o Oln Figure 9 4 Connector X30 view plug side C0000 0 Oo0000 e Ojo e o e o e o gt ROHDE amp SCHWARZ Interface Description Pin E C B A 7 6 GND 5 ABC1 ABA1 4 ABB1 3 ABC2 ABB2 2 ABA2 1 ABD2 Table 9 4 Pin assignment for connector X30 9 5 ROHDE amp SCHWARZ Interface Description Analyzer Module TS PAM 9 2 Interface Description TS PDC 9 2
3. ROHDE amp SCHWARZ Applications 1 2 Analyzer Module TS PAM 1 2 Features of the TS PAM Features TS PAM Two fully independent floating acquisition units with working voltage up to 125 VDC Acquisition modes with up to 8 single ended or 4 differential chan nels High sampling rate 20 MSamples s for two channels Multi channel signal recording for up to 8 channels at 5 MSamples s Synchronous acquisition of 8 programable comparator signals and PXI trigger additionally Wide dynamic range with 14 bit resolution Input ranges 0 2 VDC up to 100 VDC 125 V max 3 1 relay multiplexer per channel 2 1 MSamples memory depth Analog and digital trigger signals Analog measurement bus access to 8 bus lines Selftest capabilities Soft front panel support for direct operation LabWindows CVI driver support GTSL test software library in DLL format Table 1 1 Features TS PAM 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM ROHDE amp SCHWARZ Applications 1 3 Features of the TS PDC Module The Rear I O Module TS PDC is used as a floating DC voltage source for the Analyzer Module TS PAM It contains two identical DC DC con verters The following floating voltages are obtained from an input volt age of 5 VDC 15 VDC 5 0 5A 2x 15 VDC 5 0 5A 2 5 VDC 5 0 5A 2 3 3 VDC 5 0 25A 2x 1 3 ROHDE amp SCHWARZ Applications A
4. floating measuring components analog buses and GND It must be ensured that this limit is not exceeded at any time even at summation of the voltages even through alternating signals Figure 5 9 shows some typical permissible voltage configurations between analog buses and ground 0 125 V 0 125 V 5V 125V 125 V gt Analog 125 Gp a bus o9 floating b N gt gt x 125 V max 125 V max 125 o4 125 125 Vimax vane 125 Vimax 4 E 4 Sy 4 hd 5125 v 125 GND referenced signals Figure 5 9 Permitted voltages on analog bus lines For reasons of fire safety it is recommended in EN 61010 1 that for DC sources the current or the rating be limited to 150 VA ROHDE amp SCHWARZ Description of Functions 5 14 Analyzer Module TS PAM 5 1 11 Power Supply The digital portion of the Analyzer Module TS PAM is supplied with power of 5 V and 3 3 V of the CompactPCI Bus The two floating measuring portions are each supplied with a set of floating voltages 5 V 3 3 V 15 V 15 V from the rear I O module TS PDC DC DC converter The associated capacity is taken from the 5 V CompactPCl supply 4th Issue 11 05 4th Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Description of Functions 5 2 Description of Functions of the Module TS PDC The Rear I O Module TS PDC is configured as a primary reference DC DC conve
5. Acquire 1 3650 1 0000 2 0000 2 5000 3 0000 3 5350 Enable Graph Zooming Ctrl Mouse left and right fo OO00E 0 fs 19 9980E 3 s Min Max CHAT CHA2 Display Rule Single Shot E Figure 7 1 Soft Panel TS PAM 7 2 4th Issue 11 05 Ath Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Software Software The switching of the signal path of TS PAM can be done through the Soft Panel Figure 7 2 Switches Path CT x A12 B1 B2 C1 C2 D1 D2 All On 2 Bus coupling All Off CHAT 4 CHAZ 4 CC CC X 4 m CHA3 lt un _ CHA3 HI2 e CH 3 HI3 P e CHA1_HI1 CH 1 HI2 CH 1 HI3 CHA2 HI CHA2 HI2 CHA2 CHAS 4 4_ CHA4_HI2 4 23839353 ooo oo 08 ti 0 d c d c oc od a ooh ob ch ll ol XH 101 7 CHA_LO w GND Figure 7 2 Soft Panel TS PAM switching ROHDE amp SCHWARZ Software Analyzer Module TS PAM 7 3 Signal Analysis Library The Signal Analysis Library offers functions for the analysis of the sig nals recorded by the Analyzer Module TS PAM The following signal parameters can be determined Frequency period e Average value RMS Rise and fall times e Pulse width Maximum and minimum values absolute and relative maxi ma minima Event counting slopes minima maxima e Time measureme
6. Frankfurt am Main August Schanz Stra e 21 B E s 1 TED e E i A ANLES3 og TOR 20 02 00 KBA ZM A 00023 95 Appendix to Certificate Registration 001954 QM ST Rohde amp Schwarz GmbH amp Co KG M hldorfstrasse 15 D 81671 M nchen The international and German Road Traffic Law was audited regarding the following approval objects No 22 Electrical Electronic Sub Assembly This appendix as of 2005 01 24 is only valid in connection with the above mentioned certificate Annex to Certificate Registration 001954 QM ST Rohde amp Schwarz GmbH amp Co KG M hldorfstrasse 15 D 81671 M nchen Organizational unit site ROHDE amp SCHWARZ GmbH amp Co KG Service Centre Cologne ROHDE amp SCHWARZ Systems GmbH Graf Zeppelin Strasse 18 D 51147 K ln Rohde amp Schwarz FTK GmbH Wendenschlo strasse 168 D 12557 Berlin Rohde amp Schwarz GmbH amp Co KG Kaikenrieder Strasse 27 D 94244 Teisnach Rohde amp Schwarz z vod Vimperk s r o Spidrova 49 CZE 38501 Vimperk Tschechische Republik Rohde amp Schwarz GmbH amp Co KG M hldorfstrasse 15 81671 M nchen Rohde amp Schwarz Messger tebau GmbH Riedbachstrasse 58 D 87700 Memmingen Scope Technical services in the field of measuring communication techniques maintenance repair calibration training technical documentation Development production systems Design and Development Production a
7. Tighten the two retaining screws the front panel of the module WARNING Install the associated TS PDC rear I O module as described in Section 6 2 Commissioning ROHDE amp SCHWARZ Commissioning Analyzer Module TS PAM 6 2 Installation of the Module TS PDC To install the plug in module proceed as follows TS PAM module must have been installed beforehand Select the corresponding rear I O slot for the TS PAM module Remove the corresponding rear panel portion from the Com pactTSVP chassis by loosening the two screws WARNING Check the backplane connectors for bent pins Any bent pins must be straightened Failure to do this may permanently damage the backplane Pushin the plug in module using moderate pressure WARNING To insert the plug in module use both hands to guide carefully into the backplane connectors 6 2 module is correctly located when a distinct stop can be felt e Tighten the two retaining screws on the front panel of the module 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM 7 Software 7 1 Driver Software ROHDE amp SCHWARZ Software For the functions of the signal recording of the Analyzer Module TS PAM a LabWindows IVI SCOPE driver is available All other func tions of the hardware are served by specific extensions of the driver The driver
8. and there is ac cess to an almost unlimited number of measuring points 90 channels per plug in module TS PMB Here too single ended and differential measurements are possible 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM ROHDE amp SCHWARZ Description of Functions Each measuring channel has a programmable input divider and meas urement amplifier With nine measurement ranges from 0 2 V to 100 V small to high voltages can be optimally acquired with 14 bit resolution In the small measurement ranges instead of the normal input imped ance of 1 MQ higher impedances can be measured Because the float ing measuring technique is used the measuring accuracy of the small ranges is also possible for small signals on high potential The maximum permitted rated voltage between arbitrary pins is 125 V Measurement range Resolution Input impedance 100V 15 mV 1 MQ 50V 7 5 mV 1 20V 3 mV 1 10 1 5 mV 1 5V 0 75 mV 1 MQ or gt 10 MQ selectable 2V 0 3 mV 1 MQ or gt 10 MQ selectable 1V 0 15 mV 1 MQ or gt 10 MQ selectable 0 5V 75 1 MQ or gt 10 MQ selectable 0 2V 30 1 or gt 10 selectable Table 5 1 Measurement ranges ROHDE amp SCHWARZ Description of Functions ADC Fast Scanner Analyzer Module TS PAM Analog Bus 1 2 6162 c1c2d1d2 Local Coupling Relays Analog Bus relay cross point 4 1 j LABa2 n L
9. is a component of the ROHDE amp SCHWARZ GTSL soft ware All functions of the driver are fully documented in the online help and in the LabWindows CVI Function Panels During driver installation the following software modules are installed Module Path Comment rspam dll lt GTSL directory gt Bin Driver rspam hlp lt GTSL directory gt Bin Help file rspam fp lt GTSL directory gt Bin LabWindows CVI Function Panel file function panels for CVI development in terface rspam sub lt GTSL directory gt Bin LabWindows attribute file This file is required by some function panels rspam lib lt GTSL directory gt Bin Import Library rspam h lt GTSL directory gt Include Header file for the driver Table 7 1 Driver installation TS PAM ILS NOTE To use the driver the IVI and VISA libraries from National Instru ments are necessary 7 1 ROHDE amp SCHWARZ Software Analyzer Module TS PAM 7 2 Soft Panel For the Analyzer Module TS PAM there is a Soft Panel available Figure 7 1 The Soft Panel is based on the LabWindows CVI driver The Software Panel enables interactive operation ofthe module The measured values are displayed graphically TS PAM PXI2 11 INSTR 1 5 xl Ele Configure View Utility Help TS PAM Waveform Analyser View Path Offset CHAT Configure CHAT Configure 2 M Configure CHAST Configure CHAST
10. is optimally suited when a unit under test has a larger portion of the circuit at a higher reference poten tial than the other grounded circuit The reference potential of the acquisition unit is connected to the reference potential of unit un der test 60 V in the example broken line Advantage All measurements can be carried out in the small more accurate measurement ranges Single ended measure ments against the reference potential or differential measure ments between various signals of the high potential can be carried out Fewer analog bus lines are necessary Disadvantage It must be noted which signals belong to the high reference potential and a line for this provided There is danger of a short circuit between GND and high reference potential It must be ensured that one does not inadvertantly close the GND relay and thus cause a short circuit 5 12 4th Issue 11 05 4th Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Description of Functions 5 1 10 Information for Operation with Dangerous Voltages The following voltages are considered dangerous live under EN 61010 1 e 70VDC e 33 VAC eff 46 7 V AC peak CAUTION When operating the Analyzer Module TS PAM above these volt age limits the instructions under EN 61010 1 must be followed The Analyzer Module TS PAM and the Test System Versatile Platform CompactTSVP are designed for a maximum voltage of 125 V between
11. the TS PDC Module 1 3 2 View 2 1 Block Diagram 3 1 4 Design 4 1 4 1 Mechanical Design of the Module TS PAM 4 1 4 2 Display elements of the module TS PAM 4 3 4 3 Mechanical Design of TS PDC 4 4 4 4 Display Elements of the Module TS PDC 4 5 5 Description of Functions 5 1 5 1 Description of Functions of the Module TS PAM 5 1 5 1 1 Acquisition Unit 5 1 5 1 2 Inputs and Measurement Ranges 5 2 5 1 3 Timing Control Scanner 5 5 5 1 4 Synchronization Trigger 5 5 5 1 5 Memory 5 6 5 1 6 Signal processing Filter 5 7 5 1 7 Analog Bus Access 5 7 5 1 8 Measuring Functions 5 7 5 1 9 Particulars of Floating Measurements 5 8 5 1 10 Information for Operation with Dangerous Voltages 5 13 5 1 11 Power Supply 5 14 5 2 Description of Functions of the Module TS PDC 5 15 6 Commissioning 6 1 6 1 Installation of the Plug in Module 6 1 6 2 Installation of the Module TS PDC 6 2 Software 7 1 7 1 Driver Software 7 1 ROHDE amp SCHWARZ Content Analyzer Module TS PAM 7 2 Soft Panel 7 2 7 3 Signal Analysis Library 7 4 7 4 Programming example TS PAM 7 5 8 Self test 8 1 8 1 LED Test 8 1 8 2 Power on test 8 2 8 3 Self test by the driver 8 2 9 Interface Description 9 1 9 1 Interface Description TS PAM 9 1 9 1 1 Connector X1 9 1 9 1 2 Connector X20 9 2 9 1 3 Connector X10 9 3 9 1 4 Connector X30 9 5 9 2 Interface Description TS PDC 9 6 9 2 1 Connector X20 Extension Connector 9 6 10 Technical Data 10 1 4th Issue 11
12. 05 ROHDE amp SCHWARZ 4th Issue 11 05 Analyzer Module TS PAM Figures Figures Figure 2 1 View of the TS PAM asa 2 1 Figure 2 2 View of the Rear I O Module 2 2 Figure 3 1 Block diagram of TS PAM with TS PDC the CompactTSVP 3 1 Figure 3 2 Block diagram of Analyzer Module TS PAM 3 2 Figure 3 3 Block diagram of Rear I O Module 3 3 Figure 4 1 Arrangement of the connectors and LEDs on the module Dl Meet 4 1 Figure 4 2 Arrangement of the LEDs on the module 5 4 3 Figure 4 3 Arrangement of the connector and LEDs on the module TS PDC 4 4 Figure 4 4 Arrangement of the LEDs on the module TS PDC 4 5 Figure 5 1 Functional blocks of TS PAM esee 5 1 Figure 5 2 Signal inputs and scanner of an acquisition unit path A 5 4 Figure 5 3 Bp ee HUE 5 6 Figure 5 4 Grounding procedure Simple Single ended Grounding 5 8 Figure 5 5 Figure 5 6 Figure 5 7 Figure 5 8 Figure 5 9 Figure 5 10 Figure 7 1 Figure 7 2 Figure 9 1 Figure 9 2 Figure 9 3 Figure 9 4 Figure 9 5 Grounding procedure Single ended Grounding on Unit Under Test arte ne nee rn Ory nee 5 9 Grounding procedure Floating with Potential as Reference 5 10 Grounding proced
13. 1 Connector X20 Extension Connector ZABCDEF Figure 9 5 Connector X20 view plug side TS PDC 212 T R 212 NI ZI ZI Z O1 O1 lt lt lt ELS lt aS Ss Jr 1 TS PDC V1 0 is supplied via these pins from 5V for backplanes up to V3 x 2 TS PDC V1 1 is supplied via these pins or pins from 1 for backplanes V1 x to V4 x 3 TS PDC V1 1 and V1 2 GND for version V1 3 NC Not Connected Table 9 5 Pin assignment for connector X20 TS PDC 9 6 4th Issue 11 05 4th Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Technical Data 10 Technical Data NOTE le The technical data of the Analyzer Modules TS PAM and the Rear I O Module TS PDC are shown in the corresponding data sheets 10 1
14. 2 200 21212 O UO O UO ADI29 mw um 88 2 2 2 2 90999 EE 212 O OC ND ND ND 5V 12V 2 Table 9 1 Pin assignment for connector X1 5 Interface Description 9 1 ROHDE amp SCHWARZ Interface Description Analyzer Module TS PAM 9 1 2 Connector X20 FEDCBAZ Figure 9 2 Connector X20 view plug side NC not connected NP not populated gt zz GND S 2 29 9 10 z iziziziziz 919 DO O JOIo 2 2 200 2 zZ gg Z OB N oO 2 Q zzz GND Table 9 2 Pin assignment for connector X20 9 2 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM 9 1 3 Connector X10 Plug type DIN 41612 96 pin female Figure 9 3 Connector X10 view front panel ROHDE amp SCHWARZ A B 1 LABA1 GND LABA2 2 LABB1 GND LABB2 3 LABC1 GND LABC2 4 LABD1 GND LABD2 5 6 CHA1 HI1 CHA1 HI2 CHA1_HI3 7 CHA_LO1 CHA_LO1 CHA_LO1 8 CHA2 HI1 CHA2_HI2 CHA2_HI3 9 CHA_LO1 CHA_LO1 CHA_LO1 10 11 HI2 12 101 101 101 13 4 CHA4_HI2 CHA4_HI3 Table 9 3 Pin assignment for connector X10 view front panel Interface Description 9 3 ROHDE amp SCHWARZ Interface Description
15. ABb1 LABb2 LABc1 LABc2 7 LABd1 LABd2 Input Channels Scope Channels ___ CHA1 HM CHA HI2 DAC C 2 CHA2_HI1 CHA2_HI2 DAC CHA2_HI3 CHA3 VY ___ CHA3 HM HI2 DAC CHA3_HI3 CHA4 ___ 4_ CHA4 HI2 DAC 4 2 CHA_LO1 i CHA_LO GND Figure 5 2 Signal inputs and scanner of an acquisition unit path A Signals can be recorded within the input bandwidth Similarly to digital oscilloscopes no anti aliasing filter is provided For signal conditioning hardware low pass filters can be connected in series The inputs are DC coupled An AC coupling can be done by connecting an external capacitor in series The time constant is optimized by the appropriate selection of R and C on the measuring frequency and the desired transient time Four programmable analog sources DAC per acquisition unit set the trigger threshold of the comparators of each channel and can be con nected as a control voltage source for the self test to the analog bus The programming is according to the value of the trigger threshold and 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM ROHDE amp SCHWARZ the set measurement range 5 1 3 Timing Control Scanner The sampling rate can be varied so
16. GmbH Deutsche Gesellschaft zur Zertifizierung von Managementsystemen hereby certifies that the company Rohde amp Schwarz GmbH amp Co KG M hldorfstrasse 15 D 81671 M nchen with the production sites as listed in the annex for the scope Design and Development Production Sales Services of Electronic Measurement and Communication Equipment and Systems has implemented and maintains a Quality Management System An audit documented in a report has verified that this quality management system fulfills the requirements of the following standard DIN EN ISO 9001 2000 December 2000 edition The quality management system of the sites marked with in the annex fulfills the requirements set out by the international and German Road Traffic Regulations including the approval objects as listed in the appendix This certificate is valid until 2008 01 23 Certificate Registration No 001954 QM ST Frankfurt am Main 2005 01 24 This certificate is based on a quality audit in cooperation with the CETECOM ICT Services GmbH as a Notified Body under the Scope of the EC directive 99 5 EC It was verified by the Notified Body that the supplementary requirements of the Annex V of the European Concil Directive 99 5 EC are fulfilled Ass iur M Drechsel Dipl Ing S Heinloth Senior amp xgcutive Officer of CETECOM ICT Services GmbH MANAGING DIRECTORS Dipl Ing J Schirra DOS is member of Deutscher D 60433
17. O LH ZVHO HO MH INHO H H IH daxajdainyy ynduy Bojeuy He H Be HS ES SO L L enss up M19 OML 8 vo E Figure 3 2 Block diagram of Analyzer Module TS PAM 4th Issue 11 05 Analyzer Module TS PAM ROHDE amp SCHWARZ BlockDiagram 5 V gt Regulator 1 primary GND gt DC Transducer Regulator Figure 3 3 Block diagram of Rear I O Module TS PDC 3 3 ROHDE amp SCHWARZ Block Diagram Analyzer Module TS PAM 4th Issue 11 05 Ath Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Design 4 Design 4 1 Mechanical Design of the Module TS PAM The Analyzer Module TS PAM is designed as a long cPCI plug in module for mounting in the front of the CompactTSVP The insertion depth is 300 mm The board height of the module is 4 HU In order to ensure that it is inserted correctly into the CompactTSVP the front panel is furnished with a locating pin The module is secured in place with the two retaining screws on the front panel Front connec tor X10 is used for connecting the UUTs Connector X30 connects the TS PAM module to the analog bus backplane in the CompactTSVP The Connectors X20 X1 connect the TS PAM module to the cPCI backplane PXI co
18. PAM Acquisition Unit A Start Stop A Trigger 0 7 n IT1_B XTI 1 2 2 1 4 1 8 A XTI 1 PXI 0 7 XTI 2 Analog Trigger IT1_A AT A1 B4 xmi gt XTO 1 8 AT A1 B4 2 Software 8 DL IT1 B IT1 B AT A1 B4 d 4 Acquisition Unit Start Stop Figure 5 3 Trigger unit 5 1 5 Memory The wave form memory contains 1 MSamples of 32 Bit width per acquisition unit This means that in the single channel mode two chan nels each acquisition unit can record a maximum of 1 MSamples each In the multi channel mode eight channels up to a depth of 256 ksamples each can be measured In addition to the analog values the trigger information from the PXI Bus and the analog comparators is also recorded 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM ROHDE amp SCHWARZ 5 1 6 Signal processing Filter The measuring channels are broadband and have like digital oscillo scopes no specific anti aliasing filters For noise suppression a 100 kHz or 400 Hz filter can be connected in the path It has to be ob served that the filters are arranged behind the measuring scanner The filters only function correctly if the filter cut off frequency is distinctly higher than the scan frequency Otherwise a distortion of the measure ment value
19. ROHDE amp SCHWARZ USER MANUAL Who 5 i Analyzer Module TS PAM User Manual for ROHDE amp SCHWARZ Analyzer Module TS PAM 4th Issue 11 05 D 1152 3808 12 All rights also translation into foreign languages are reserved No part of this manual is permitted to be reproduced in any form print photocopy or any other method also not for the preparation of lectures or processed reproduced or made available using electronic systems without written permission from ROHDE amp SCHWARZ The passing on to third parties and the reproduction of this documentation utilisation and com munication of its contents is not permitted unless specifically approved Infringements will incur claims for damages All rights reserved in the case of the award of a patent or registration of a design We draw to your attention that the names of software and hardware used in the User Manual and the brand names of the respective companies are in general the subject of protection as trade marks or under proprietary rights or patent law ROHDE amp SCHWARZ GmbH amp Co KG Corporate Headquarters Telephone 49 0 89 4129 13774 M hldorfstr 15 Fax 49 0 89 4129 13777 D 81671 M nchen Printed in the Federal Republic of Germany Errors excepted subject to technical change without notice Safety Instructions Attention Electrostatic sensitive devi ces require special care CERTIFICATE DQS
20. The return status should be checked for VI SUCCESS after each driver call include lt ansi_c h gt include lt userint h gt include rspam h int main int argc char argv ViSession vi ViStatus status ViReal64 pWaveform VI_NULL pointer to wave form array ViInt32 actualPoints number of samples returned from ViReal64 initialX time of the first sample relative to the trigger event ViReal64 xIncrement time between two samples Open a session to the device driver The resource descriptor depends on the slot number of the TS PAM module and must be adapted to the target system status rspam_InitWithOptions PXI1 13 0 INSTR VI_TRUE VI_TRUE Simulate 0 RangeCheck 1 amp vi Configure the acquisition time base for path A Take a minimum of 20000 samples in 1 ms Sample frequency is 20 MHz Trigger delay 0 i e no pre or post triggering status rspam_ConfigureAcquisitionRecordPath vi RSPAM VAL PATH A 1 0e 3 20000 0 0 Configure channel CHA1 for a signal between 5 V and 5 V The vertical range is 10 V peak to peak the offset is 0 V status rspam_ConfigureChannel vi CHA1 10 0 0 0 RSPAM VAL DC 1 0 VI TRUE 7 5 ROHDE amp SCHWARZ Software Analyzer Module TS PAM Configure channel CHA1 for 1 MOhm impedance no lowpass filter status rspam_ConfigureChanCharacteristics vi 1 1 0e6 20 0e6
21. all supply voltages present on green LED at least one supply voltage from TS PAM module or off the TS PDC module is not present red LED off no errors were detected red LED on The FPGA uP was not successfully loaded Table 8 2 Statements about the power on test NOTE If diagnostics suggest a problem with the supply voltage the LEDs for the associated rear I O module TS PDC must be in spected visually If a supply voltage failure is confirmed the TS PDC module must be replaced 8 3 Self test by the driver The driver which is supplied has a more extensive self test It is started through the standard self test function and delivers a PASS or FAIL result In the TSVP self test a test report is generated NOTE Information on starting the self test and on the sequence of the necessary steps can be found in the GTSL software description or the GTSL online help 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM 25 O ROHDE amp SCHWARZ 9 Interface Description 9 1 Interface Description TS PAM 9 1 1 Connector X1 9 25 FEDCBAZ Figure 9 1 Connector X1 view plug side E oT S 85 _ __ 2 E 212 ADI os G de 2 2 ojo EE 212 O O ADDS Pms 2 IPMB_SCL STOP 33v Key Area N ADDS G de 212 2
22. ame slot on the back side The following analyses are possible using the Analyzer Module TS PAM and the Signal Analysis Library Voltage and voltage changes with different qualifications e Time measurements e Events Wave form comparison The wave form analyzer is able to record electrical signals on two measuring paths channels at a high sampling rate of 20 MHz or on up to eight measuring paths channels in the Scan operation quasi si multaneous at a the low sampling rate of 5 MHz The signals can be evaluated after acquisition with respect to parameters such as voltage time frequency events The measurement options can in many cas es replace a digital voltmeter DVM a timer counter or a digital oscil loscope The Analyzer Module TS PAM covers the application range above a fast sampling voltmeter e g TS PSAM or data acquisition module with scanner A wide range of trigger options for acquisition of the correct measuring interval and automatic analysis options in the actual production envi ronment where no optical evaluation of the signals can take place en sure the reproducibility of the measurements The Test System Versatile Platform CompactTSVP allows you to plug in measuring and control modules according to industry standard CompactPCI PXI Apart from this Rohde amp Schwarz modules use an expanded printed circuit board format and have ac cess to a special analog measurement bus
23. att he Figure 5 1 Functional blocks of TS PAM 5 1 1 Acquisition Unit Each acquisition unit has four channels with individually adjustable gain In single channel mode two channels or one channel and the floating reference potential can be statically selected The A D converter meas ures the difference signal with maximum sample rate With two acqui sition units two signals with conversion rates up to 20 MHz can be re corded which corresponds to a sampling period of 50 ns ROHDE amp SCHWARZ Description of Functions 5 2 Analyzer Module TS PAM In multi channel mode two to four signals of a path can be quasi simul taneously acquired The channels are scanned and recorded with time offset At the maximum sampling frequency of 20 MHz the effective sampling frequency for four aquisition channels is 5 MHZ the interval delta time offset is 50 ns You can select whether the difference be tween individual channels or the difference of the channels against the floating reference potential is to be measured With two acquisition units a total of eight channels can be simultaneously recorded Because in most cases the floating potentials can serve as a reference or even be measured single ended against GND all eight channels can be used and there is seldom need to take the difference between two channels The reference potential of a path is connected to GND or dif ferent
24. can occur up to an identical test signal of all channels An additional filtering can be obtained with the digital filter low pass fil ter with cut off frequency 0 2 x sampling frequency Additional special filter features can be implemented with software by processing of the waveform arrays with commercially available pro grams 5 1 7 Analog Bus Access Each input channel has direct access to four local analog bus lines and through coupling relays to the global analog bus Thus a total of eight channels can be simultaneously connected to the analog bus Instead of an input channel the floating reference potential CHA_LO or CHB_LO can be switched to the analog bus In this way the measuring channels can measure signals from other switch modules and signals to the connector X10 can also be connected to other measuring mod ules When there is signal feed through the analog bus and other cards it must be noted that the best signal quality is obtained only for short sig nal paths Signals to the connector X10 can therefore be best meas ured 5 1 8 Measuring Functions The acquisition units can record analog signals and at the same time digital trigger signals within a given time An analysis of the wave forms can be done with the Signal Analysis Library see Software Analysis Li brary in Section 7 3 Description of Functions ROHDE amp SCHWARZ Description of Functions Analyzer Module TS PAM 5 1 9 Particulars of Floati
25. ges e 5 3 Table 7 1 Driver installation 7 1 Table 7 2 Installation of the signal analysis library 7 4 Table 8 1 Statements about the LED Test eese 8 1 Table 8 2 Statements about the power on test 8 2 Table 9 1 Pin assignment for connector 1 9 1 Table 9 2 Pin assignment for connector 20 9 2 Table 9 3 Pin assignment for connector X10 view front panel 9 3 Table 9 4 Pin assignment for connector 9 5 Table 9 5 Pin assignment for connector X20 TS PDOC 9 6 ROHDE amp SCHWARZ Tables Analyzer Module TS PAM 4th Issue 11 05 4th Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Applications 1 Applications 1 1 General This manual describes the function and operation of the Analyzer Module TS PAM wave form analyzer for use in the Test System Ver satile Platform CompactTSVP The hardware is designed as a Com pactPCl module which occupies only one slot in the front side of the TSVP The accompanying Rear I O Module TS PDC DC DC Trans former Module is plugged into the s
26. he module is 3 HU 134 mm The module is attached with both fastening screws of the front panel The connector X20 connects the module TS PDC with the extension back panel in the CompactTSVP The module TS PDC must always use the corresponding rear I O slot for the main module e g module TS PAM WARNING The module TS PDC must always be plugged into the corre sponding rear I O slot same slot code of the module TS PAM If it is not correctly plugged in e g cPCI PXI standard modules in the front area both modules may be destroyed gt LEDs TS PDC Figure 4 3 Arrangement of the connector and LEDs on the module TS PDC Name Use X20 Extension Rear I O Table 4 3 Connector of the module TS PDC 4th Issue 11 05 4th Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Design 4 4 Display Elements of the Module TS PDC Figure 4 4 Arrangement of the LEDs on the module TS PDC Eight light emitting diodes LEDs are located on the front of the TS PDC module to show the current status of the generated supply voltages The individual LEDs have the following meanings LED Description 1 lights up 15 VDC CHA present 2 lights up 5 VDC CHA present 3 lights up 3 3 VDC CHA present 4 lights up 15 VDC CHA present 5 lights up 15 VDC CHB present 6 lights up 5 VDC CHB present 7 lights up 3 3 VDC CHB present 8 lights u
27. m return 0 ROHDE amp SCHWARZ Software 7 7 ROHDE amp SCHWARZ Software 7 8 Analyzer Module TS PAM 4th Issue 11 05 4th Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Self test 8 Self test The Analyzer Module TS PAM has integrated self test capability The following tests are possible LED Test Power on test e Self test by the driver 8 1 LED Test When the device is switched on all three LEDs are lit for about one sec ond This indicates that the 5 V supply voltage is present and all LEDs are working also that the power on test was successful The following statements can be made about the different LED statuses in this pow er on phase LED Description One LED Hardware problem on the module LED faulty does not light up No LED s No 5 supply light up Table 8 1 Statements about the LED Test NOTE If diagnostics suggest a problem with the supply voltage the LEDs for the associated rear I O module TS PDC must be spected visually If a supply voltage failure is confirmed the TS PDC module must be replaced ROHDE amp SCHWARZ Self test 8 2 Analyzer Module TS PAM 8 2 Power on test The power on test runs at the same time as the LED test In this test the result of the FPGA loading process is calculated The following statements can be made about the different statuses of the red and green LEDs LED Description Green LED
28. nalyzer Module TS PAM 4th Issue 11 05 Ath Issue 11 05 Analyzer Module T PAM ROHDE amp SCHWARZ 2 View Figure 2 1 shows the Analyzer Module TS PAM without the accompa nying Rear I O Module TS PDC The Rear I O Module TS PDC is shown in Figure 2 2 Figure 2 1 View of the TS PAM ROHDE amp SCHWARZ MM View Analyzer Module TS PAM lon 115738402 Figure 2 2 View of the Rear I O Module TS PDC 4th Issue 11 05 Ath Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM BlockDiagram 3 Block Diagram Figure 3 1 shows the simplified functional block diagram of the Analyzer Module TS PAM and the Rear I O Module TS PDC in the CompactTSVP Figure 3 2 shows the block diagram of the Analyzer Modules TS PAM Figure 3 3 shows the block diagram of the Rear I O Module TS PDC pore H 220 Figure 3 1 Block diagram of TS PAM with TS PDC in CompactTSVP 3 1 amp SCHWARZ Analyzer Module TS PAM Block Diagram 7 1 SNS gt O1 SHO LOT BHO HH t8H9 EIH Jojenuonv ZH 8HO Z8HO ZIH z8HO LH aH9 OT WHOA WHO aH EH EVH VH
29. nd Sale of Communication Equipment Installations and systems Design and Development Production Sales Services of Electronic Measurement and Communication Equipment and Systems Design and Development Production Sales Services of Electronic Measurement and Communication Equipment and Systems Design and Development Production Sales Services of Electronic Measurement and Communication Equipment and Systems Design and Development Production Sales Services of Electronic Measurement and Communication Equipment and Systems This annex as of 2005 01 24 is only valid in connection with the above mentioned certificate Support Center Telephone Europe 49 180 512 42 42 Telephone worldwide 49 89 4129 13774 Fax 49 89 4129 13777 e mail customersupport rohde schwarz com If you have any technical queries about this Rohde amp Schwarz equipment our Hotline at the Support Center of Rohde amp Schwarz Sales GmbH will be glad to help Our team will discuss your queries and look for solutions to your problems The Hotline is open Mondays to Fridays from 08 00 to 17 00 hrs For queries outside office hours you can leave a message or send a note via fax or email We will then get back to you as soon as possible amp amp SCHWARZ 4th Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Content Content 1 Applications 1 1 1 1 General 1 1 1 2 Features of the TS PAM 1 2 1 3 Features of
30. ng Measurements To make optimum use of the possibilities of floating measurement of it is important to look at the grounding The unit under test or the measuring instrument must be grounded in order to obtain repro ducible stable measuring results Only with very slow measuring tech niques battery operated hand multimeters the hum can be equalized by decelerating averaging For fast and accurate measurements one must give some thought to the grounding It is important here to only provide a single grounding point See examples Figure 5 4 to Figure 5 8 a Simple Single ended Grounding HI CHA1_HI2 60V Single ended TOT DUT separate GND CHALO Figure 5 4 Grounding procedure Simple Single ended Grounding In the simplest case Figure 5 4 with low accuracy requirements grounding is done somewhere i e the unit under test is ground ed in the fixture the measuring unit is internally connected to GND Advantage Only the test signals are considered the grounding is connected in some way The connection becomes very simple If the signals are fed through the analog bus you save one bus line for the GND Disadvantage Low accuracy particularly for signals in the magni tude of 100 mV and lower When there is a small difference in the grounding potentials tran sient currents flow which distort the measurement The LO input of the measuring unit is not arbitrarily low resista
31. nt between two events In addition the Signal Analysis Library offers the following functions Wave form comparison e Calculation of reference wave forms Loading and saving of the wave forms as files e Display of signal waves with reference curves and markers Module Path Comment siganl dll lt GTSL directory gt Bin Driver siganl hlp GTSL directory Bin Help file siganl fp GTSL directory gt Bin LabWindows CVI Function Panel file function panels for CVI development in terface siganl lib lt GTSL directory gt Bin Import Library siganl h lt GTSL directory gt Include Header file for the driver 7 4 Table 7 2 Installation of the signal analysis library The analysis of audio signals is possible with the Audio Analysis Library TS LAA This library offers the following functions RMS calculation Single Multitone frequency response Distortion factor Filter low pass high pass band pass band stop CCIR weight ed unweighted 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM kf e Windowing of the signal 7 4 Programming example TS PAM ROHDE amp SCHWARZ Software The following sample program shows the recording of a signal which contacts the connections CHA1 CHA 101 on the front side connector This sample shows the acquisition of analog wave forms using the TS PAM module Error handling is not considered in this sample in order to keep it easy to read
32. nt but connected to ground through approx 50 Q faults up to 50 mV can be caused by derivative currents This type of connection has the hidden danger that one may inadvertently place a grounded voltage on CHA_LO Thus there may be a higher current which destroys the relay con 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM b ROHDE amp SCHWARZ Description of Functions tacts Therefore there is here a PTC resistor with a approx 50 Q resistance built in which limits this current However it must be ensured that neither the max current of the GND relay 500 mA nor the switching power of 15 W are exceeded Measurement a is used for digital oscilloscopes and non differen tial A D converter cards There is no option to separate the acqui sition unit from GND for these devices Single ended Grounding on the Unit under Test CHA1_HI 60V CHA_LO DUT Single ended N one common GND x at DUT Figure 5 5 Grounding procedure Single ended Grounding on Unit un der Test With this wiring Figure 5 5 the floating character of the acquisi tion unit of TS PAM is used to ground only on the low resistance ground point of the unit under test grounding only on one point Advantage Accurate measurements even at low voltages no ground loops or potential differences because there is only a sin gle ground point Disadvantage The CHA_LO must be specifically connected with relays and wired in the fixt
33. ntrol backplane Figure 4 1 Arrangement of the connectors and LEDs on the module TS PAM 4 1 ROHDE amp SCHWARZ Design Analyzer Module TS PAM Name Use X1 cPCI connector X10 Front connector X20 cPCI connector X30 Analog bus connector Table 4 1 Connectors on the TS PAM 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM ROHDE amp SCHWARZ Design 4 2 Display elements of the module TS PAM Fault Communication DC supply Figure 4 2 Arrangement of the LEDs on the module TS PAM On the front side of the module TS PAM there are three LEDs which show the current status of the module The LEDs have the following meaning LED Description red Fault condition Lights up when a fault is detected on the TS PAM module during the power on test after the supply voltage is switched on This means that there is a hardware problem on the module also see section 8 Self test yellow Communication Lights up when data is exchanged across the inter face green Supply voltage OK Lights up when all necessary supply voltages are present incl the TS PDC voltages Table 4 2 Display elements on the module TS PAM ROHDE amp SCHWARZ Design Analyzer Module TS PAM 4 3 Mechanical Design of TS PDC The module TS PDC is a Rear I O Module for insertion in the back side of the CompactTSVP The printed circuit board height of t
34. p 15 VDC CHB present Table 4 4 Display elements on the module TS PDC 4 5 ROHDE amp SCHWARZ Design 4 6 Analyzer Module TS PAM 4th Issue 11 05 4th Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Description of Functions 5 Description of Functions 5 1 Description of Functions of the Module TS PAM The Analyzer Module TS PAM is a signal analyzer similar to a multi channel digital storage oscilloscope DSO It has two acquisition units which can be operated separately or synchronized Thus the TS PAM functions as two separate digital oscilloscopes or as a digital oscillo scope with twice the number of channels The two acquisition units are separated according to control software as well as potential Because each path is floating each path can be connected to a different poten tial and measured there with high accuracy of measurement Naturally the paths can also be grounded as with digital oscilloscopes Path A Acquisition Unit A Filter AD Waveform Converter Memory Input Attenuator Scanner Selection Gain j Trigger A Sequence Control A e m isum uuu EUM IUNII IESpSE Trigger Sequence Control PathB 3 Input Attenuator Scanner Filter AD Waveform Selection Gain Converter Memory Acquisition Unit sera eae
35. reference potential of the unit under test With particularly sensi tive units under test it is possible that the test signal may be distorted ifthe reference potential of a path is connected directly to the unit under test cause The reference potential has a higher capacitance and high er leakage current to GND compared to an input This can be avoided by using two channels of a unit and measuring fully differential with two high impedance inputs In the standby state after software initialization each acquisition unit is connected to GND through a relay and a resistor for reasons of signal technology During floating operation this relay is automatically opened when a connection is made to a front connector pin or to the analog bus During grounded operation when the GND relay remains closed care must be taken that the relay and resistor are not overload ed 5 1 2 Inputs and Measurement Ranges Each measuring channel can be switched with relays to three input channels to four lines of the local analog bus LABxy to the reference potential CHA LO or CHB LO or to the analog output for the trigger threshold of the comparator If the local analog bus line is used as an additional input 4 x 8 32 pins on the connector X10 can be measured without having to use a relay in the adapter or an additional plug in card If the local analog bus LAB is connected with the global analog bus AB up to eight channels can be simultaneously measured
36. rter The input voltage 5 VDC is transfered to two sec ondary potentials and rectified to the nominal voltage by line control lers The status of the output voltage is displayed in each case by an LED The following DC voltages are generated 15 VDC 2x 15 VDC 2x 5 VDC 2x 3 3 VDC 0 25A 2x 5 V gt Regulator 1 primary GND gt DC Transducer N Regulator ON OFF 2 Figure 5 10 Block schematic diagram of Rear I O Module TS PDC 5 15 ROHDE amp SCHWARZ Description of Functions 5 16 Analyzer Module TS PAM 4th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM ROHDE amp SCHWARZ 6 Commissioning 6 1 Installation of the Plug in Module Power down and switch off the CompactTSVP e Select a suitable front slot slots 5 15 possible Remove the corresponding front panel portion from the TSVP chassis by loosening the two screws WARNING Check the backplane connectors for bent pins Any bent pins must be straightened Failure to do this may permanently damage the backplane Apply moderate pressure to insert the plug in module use locating pin to attach WARNING To insert the plug in module use both hands to guide carefully into the backplane connectors module is correctly located when a distinct stop can be felt e
37. th Issue 11 05 4th Issue 11 05 Analyzer Module TS PAM 9 ROHDE amp SCHWARZ Description of Functions Differential measurement with two Channels CHA1_HI LO CHA2 HI CHA LO CHA_LO1 Differential floating second channel as reference 50 Figure 5 7 Grounding procedure Differential Measurement with two Channels Similarly to c with this wiring Figure 5 7 measurement can be done on a different potential However a high resistance separate channel with low capacitance is used as reference For reproducible measurements the input ranges with 1 MQ input resistance must be used This reistance must be selected specifi cally in the small measuring ranges Reason Since the acquisition unit is operated here without direct reference potential leak currents of the operational amplifier can not otherwise flow to the reference potential CHA_LO Advantage The high resistance input from CHA2 HIT distorts the signal on the unit under test very little Measurement can be done in the more accurate small measurement ranges Disadvantage An additional channel is necessary ROHDE amp SCHWARZ Description of Functions Analyzer Module TS PAM e Differential Measurement at High Reference Potential CHA HI Differential floating DUT high potential as reference CHA LO Figure 5 8 Grounding procedure Differential Measurement at High Reference Potential The wiring as in Figure 5 8
38. that slow or fast signals are opti mally acquired and stored in the wave form memory Because the tim ing of each acquisition unit can be independently set slow and fast sig nals can be simultaneously optimally acquired which results in a con siderably better use of the wave form memory and effectively increases its depth Depending on whether the single channel or multi channel operating mode is used the sampling rate can be max 20 MHz or 5 MHz The precise time reference is derived from the 10 MHz PXI clock of the Test System Versatile Platform CompactTSVP 5 1 4 Synchronization Trigger Each acquisition unit can be started through the software through the test signals external trigger inputs or trigger inputs from other modules For triggering through the test signals analog comparators with programmable threshold and selectable flanks are used Trigger output signals can trigger other modules on the front connector X10 or on the PXI trigger bus Through the pins XTO1 and XTO2 the trigger time points of both acquisition units or the eight analog trigger signals can be fed out These signals can also be fed to the eight PXI trigger lines The acquisition units can begin the recording synchronously independ ently or initiated by the other acquisition unit The storage in the wave form memory can be done pre or post trigger Description of Functions ROHDE amp SCHWARZ Description of Functions Analyzer Module TS
39. ure Differential Measurement with two Channels mu nenne 5 11 Grounding procedure Differential Measurement at High Reference Potential 5 12 Permitted voltages on analog bus lines 5 13 Block schematic diagram of Rear I O Module TS PDC 5 15 Soft Panel TS PAM een 7 2 Soft Panel TS PAM switching 7 3 Connector X1 view plug side eese 9 1 Connector X20 view plug side censere 9 2 Connector X10 view front panel 9 3 Connector X30 view plug 9 5 Connector X20 view plug side 9 6 ROHDE amp SCHWARZ Figures Analyzer Module TS PAM 4th Issue 11 05 4th Issue 11 05 ROHDE amp SCHWARZ Analyzer Module TS PAM Tables Tables Table 1 1 Features TS PAN ua 1 2 Table 4 1 Connectors on the TS PAM uuuuuusunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 4 2 Table 4 2 Display elements on the module 4 3 Table 4 3 Connector of the module 4 4 Table 4 4 Display elements on the module TS PDC 4 5 Table 5 1 Measurement ran
40. ure When there is signal feed through the analog bus an additional bus line is necessary ROHDE amp SCHWARZ Description of Functions Analyzer Module TS PAM c Floating with Potential as Reference CHA1_HI Floating CHA_LO as reference Figure 5 6 Grounding procedure Floating with Potential as Refer ence With this wiring Figure 5 6 the measuring unit can be operated on a deviating higher potential instead of being grounded Advantage Despite a voltage of 60 V e g the smallest ranges and not the 100 V range can be used to measure the current The common mode suppression is nearly ideal using the floating measuring technique Disadvantage The cold connection CHA_LO is not exactly equal to the hot signal connection CHA1_HI2 The LO connection has a greater capacity to the order of 1 nF to ground and exhibits greater leak currents between LO and GND In most cases this ca pacity can change the signal on the unit under test Therefore LO must be applied to a low resistant point of the unit under test In the example of the current measurement by the voltage drop at a resistor this is the side facing the source Digital oscilloscopes and non differential A D converter cards must use two channels for this Otherwise they can only measure in the inaccurate large measurement ranges 60 V Even differen tial A D converter cards must use the large measurement ranges and lose accuracy 5 10 4
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