Agilent Technologies U2751A manuale d’uso

Agilent T echnologies Agilent U2751A USB Modular Switch Matrix User’ s and Service Guide[...]

II U2751A User’s and Service Guide Notices ® Agilent T echnologies, Inc. , 2008, 2010 N o p a rt o f t h i s m a n u a l m a y be r e p r o d u c e d i n any form or by any means (including elec- tronic storage and retrieval or translation into a foreign language) without prior agree- ment and written consen t from Agilent T echnologies, Inc. as[...]

U2751A User’s and Service Gu ide III Safety Symbols The following symbols on the instrumen t and in the documentation indicate precautions which must be ta ken to mai ntain safe operation of the instrument. Direct current (DC) Off (supply) Alternatin g current (AC) On (supply) Both direct and alternating current Caution, risk of electri c shock T[...]

IV U2751A User’s and Service Guide General Safety Information W ARNING • Do not operate the device around explosive gas, vapor , or du st. • Observe all markings on the de vice before establishing any connection. • The device is under CA T I measur ement category , do not con nect the 25-pin connector to MAINS. • Do not measure h igher th[...]

U2751A User’s and Service Gu ide V Environmental Conditions This instrument is design ed for indoor use and in an area with low condensation. The table below s hows the general environmental requirements for this instrument. Environmental conditions Requirements Operating temperatu re 0 °C to 50 °C Operating humidity 20% to 85% RH non-c ondensi[...]

VI U2751A User’s and Service Guide Regulatory Markings The CE mark is a registered trademark of the European Community. This CE mark shows that the product compl ies with all the re levant European Lega l Directives. The C-tick mark is a regist ered trademar k of the Spectr um Management Agency of Australia. This sign ifies complianc e with the A[...]

U2751A User’s and Service Gu ide VII W aste Electrical and Electronic Equipment (WEEE) Directive 2002/96/EC This instrument complies with the WEEE Directive (2002/96/EC) marking requirement. This af fixed product labe l indicates that you must not discard this electrical/ele ctronic produc t in domestic household waste. Product Category: With ref[...]

VIII U2751A User’s and Service Guide In This Guide… 1G e t t i n g S t a r t e d This chapter provides an overview of the U2751A USB modu lar switch matrix, which includes the product outlook, product dimen sions, and product layout. This chapter also cont ains instructions on how to i nstall and configure the U2751A. 2 Operation and Features T[...]

U2751A User’s and Service Gu ide IX[...]

X U2751A User’s and Service Guide Declaration of Conformity (DoC) The Declaration of Conf or mity (DoC) f or t his instrument is a vail abl e on th e W eb site. Y ou c an s ear ch the DoC by its product model or description. http://regulations.corporate .agilent.com/DoC/search.htm NOTE If you are unable to search for the re spective DoC, please c[...]

U2751A User’s and Service Gu ide XI Contents List of Figures XIII List of T ables XV 1G e t t i n g S t a r t e d 1 Introduction 2 Product at a Glance 3 Product Outlook 3 Product Dimensions 5 Dimensions Without Bumpers 5 Dimensions With Bumpers 6 Standard Purchase Items 7 Inspection and Maintenance 8 Initial Inspection 8 Electrical Check 8 Genera[...]

XII U2751A User’s and Service Guide Contents U2922A T erminal Block 24 U2922A T erminal Block Installation 27 55-Pin Backplane Connect or Pin Configuration 29 Chassis Installation 30 2 Operation and Features 31 Power Up 32 Switch Control 33 Relay Cycle Counter 36 System-Related Op eration 37 Self- T est 37 Error Conditions 37 SCPI Commands for Sy[...]

U2751A User’s and Service Gu ide XIII List of Figures Figure 1-1. 25-pin male DSub connector 23 Figure 1-2. U2922A pin configuration 24 Figure 1-3. U2922A outlook 25 Figure 1-4. U2922A dimensions 26 Figure 1-5. 55-pin backplane connector pin configuration 29 Figure 2-1. Switch matrix concept 33 Figure 2-2. Panel view of the Agilent Measurement Ma[...]

XIV U2751A User’s and Service Guide[...]

U2751A User’s and Service Gu ide XV List of T ables T able 1-1. Pin assignm ents 23 T able 1-2. Synchronous Simultaneous Interface (SSI ) connector pin description 29 T able 3-3. Electrical and mec hanical specifications update per attached data sheet 41 T able 3-1. Electrical and mec hanical specifications update per attached data sheet (continu[...]

XVI U2751A User’s and Service Guide[...]

1 Agilent T echnologies U2751A USB Modular Switch Matrix User’s and Service Guide 1 Getting Started Introduction 2 Product at a Glance 3 Product Outlook 3 Product Dimensions 5 Dimensions W ithout Bumpers 5 Dimensions W ith Bumpers 6 Standard P urchase Items 7 Inspection and Ma intenance 8 Initial Inspection 8 Electrical Check 8 General Maintenanc[...]

2 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d Introduction The U2751A USB modular switch matrix offers a high quality , lo w cost switching solution for automated t est. It can operate as a standalone or modular unit when used wit h the U2781A USB modular instrument chassis. The U2751A is a compact 4  8, tw o - wire modular sw[...]

Getting Started 1 U2751A User’s and Service Gu ide 3 Product at a Glance Product Outlook To p V i e w Bumpers[...]

4 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d Front Vi ew Rear View DSub connector Power indicator USB indicator 55-pin bac kplane connector USB inlet Power inlet Fastening hole for USB ca ble with locking mechanism[...]

Getting Started 1 U2751A User’s and Service Gu ide 5 Product Dimensions Dimensions Without Bumpers Top View Front View 105.00 mm 175.00 mm 25.00 mm[...]

6 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d Dimensions With Bumpers To p V i e w 117.00 mm 41.00 mm Front View 180.00 mm[...]

Getting Started 1 U2751A User’s and Service Gu ide 7 Standard Purchase Items V erify that you ha ve rec eived the fo llowing items wit h y our unit. If anything is missing or damaged, please cont act the nearest Agilent Sales Of fice. ✔ 12 V , 2 A A C/DC adapt er ✔ Powe r c o r d ✔ USB Standard - A to Mini - B inter face cable ✔ L - Mount[...]

8 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d Inspection and Maintenance Initial Inspection When y ou receive your U2751A, inspect the unit f or any obvious damage such as brok en ter minals or crack s, dents, and scratches on the casing t hat ma y occur during shipment. If any damage is found, notify the nearest Agilent Sales Of[...]

Getting Started 1 U2751A User’s and Service Gu ide 9 Installation and Configuration Installation F ollow the step - by - step instr uctions sho wn in the follo wing f low chart t o get star ted with the preparations and installations of your U2751A. NOTE Y ou need to install the IVI-COM driver if you are goi ng to use the U2751A with Agilent VEE [...]

10 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d A. Check Y our System Prior to any installation or conf ig uration, please ensure th at your PC meets t he f ollo wing minimum syst em requirements. Processor 1.6 GHz P entium® IV or higher Operating system Windo ws® XP Prof essional or Home Edition (Service Pack 1 or later), or Wi[...]

Getting Started 1 U2751A User’s and Service Gu ide 11 B. Install the IO Libraries Suite The IO Libraries Suit e 14.2 or higher is a vailable on t he A gilent Automation - Ready CD that comes wit h t he standard purchase of the U2751A. 1 Close all other applications on y our PC, inser t the Ag i l en t Au t o m a ti o n - Ready CD int o your CD - [...]

12 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d C. Install the Module Driver 1 V erify that your PC meets the mini mum system requirements as stated in “A. Check Y our System ” on page 10. 2 Insert t he Pro duct Refer ence CD - ROM int o y our CD - ROM drive. 3 The installer will automatically launch th e Agilent Modular Produ[...]

Getting Started 1 U2751A User’s and Service Gu ide 13 6 Click Install to be gin the i nstall atio n. F ollo w the instruc tions on t he screen to proceed with t he installati on. 7 Click Finish when the inst allation has com pleted. D. Install the Agilent Measurement Manager 1 If you ha ve done “C. Install the Module Driver” on page 12, proce[...]

14 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d 6 Click OK to b egi n the i nstal lati on o f the l iste d mi ssin g prerequisites. 7 Once the above installation has completed, inst allation of the Measurement Manager sof tware will proceed as normal. 8 The Measurement Manager InstallShield Wizard dialog will appear . Click Next t[...]

Getting Started 1 U2751A User’s and Service Gu ide 15 E. Connect the Module to Y our PC 1 After the in stall atio ns ha ve c om plete d, c onne ct the po w er cor d to the A C/DC po w er a dapte r . The A C/D C po w er adapter requirements are 100 to 240 V A C, 50/60 Hz, with an output vo lt age of +12 VDC. 2 Insert t he DC output plug from the A[...]

16 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d 5 Select Install the software automatically (Recommended) and click Next . 6 A warning message will appear on the Hardware Installation windo w . Click Continue Anyway to pro ceed with the installation of t he U2751A.[...]

Getting Started 1 U2751A User’s and Service Gu ide 17 7 Click Finish to co mp lete the in stall atio n. NOTE If you do not wish to receive simi l ar warning messages in the future, follow the instructions belo w. • Go to Start > Control Panel and double-click Syste m. • Select the Hardware tab and c lick Driver Signing on the Drivers panel[...]

18 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d 8 The Assign USB device alias windo w will appear . Each time the U2751A is plugged in, th is dialog bo x will appear . T o disable t his dialog, select t he Never show this dialog option in the Show this dialog panel and click OK . 9 F or modules other t han the U2300A Series, U2500[...]

Getting Started 1 U2751A User’s and Service Gu ide 19 c Click Ye s to begin the fir mware do wnload. The f ollowing message bo x will appear indicating the do wnload in progress. d Y our U2751A is ready f or use once th e firm ware do wnload has completed. 10 The U2751A can also be connected remot ely to the PC through Agilent E5813A Netw orked 5[...]

20 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d F . V erify Y our Module Connection The Agilent Connection Exper t is one of the utilities in the IO Libraries. The Connection Exper t configures t he connected instr uments and enable s communication. It is able to automatically detect the U2751A devices plugged into the PC. 1 Go to[...]

Getting Started 1 U2751A User’s and Service Gu ide 21 5 If the Connection Exper t can successfully com municate with the U2751A, t his indicates that t he instrument is inst alled correctly. G. Launch Y our Agilent Measurement Manager 1 Double - click the Measurement Manager software icon on y our desk top or go to Start > All Programs > Ag[...]

22 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d 2 The Measurement Manager welcome screen will appear . 3 The Select USB Device dialog bo x will appear displaying the connected U2751A devices. T o st ar t the application, select a U2751A device and click OK to es tabl is h the co nn ect io n. NOTE For more infor mation on how to us[...]

Getting Started 1 U2751A User’s and Service Gu ide 23 U2751A DSub Connector The U2751A is equipped with one 25 - pin male DSub connector as shown in Figu re 1- 1 . Pin Assignments R represents “Row” and C represent s “Column”. H represents “High” and L represents “Low”. Figure 1-1 25-pin male DSub connector Ta b l e 1 - 1 Pin assi[...]

24 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d U2922A T erminal Block The U2922A term inal block is an optional accessory t o be used with t he U2751A. The U2922A which w eighs appro ximately 100 g and has screw - type ter minals, offers y ou a convenient and sim ple way of making connection to the switch matrix for prototyping a[...]

Getting Started 1 U2751A User’s and Service Gu ide 25 The outlook and dimensions of the U2922A are sho wn in Fig ure 1- 3 and Figur e 1- 4 . Figure 1-3 U2922A outlook Te r m i n a l b l o c k Female DSub connector Retractable cover Jack screw[...]

26 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d Figure 1-4 U2922A dimensions Rear View 85.00 mm 23.00 mm To p V i e w Front View 85.00 mm 23.00 mm 105.00 mm 90.00 mm 105.00 mm Side V iew 23.00 mm[...]

Getting Started 1 U2751A User’s and Service Gu ide 27 U2922A T erminal Block Installation This section pro vides t he recommended procedur e f or connecting the U2922A ter minal block to the U2751A. W ARNING • The maximum working voltage of the U2751A with the terminal block for standalone is 35 Vrms and for modular (when used with the U2781A) [...]

28 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d Close your terminal block by slotting in the retract able cov er . Check t he snap - fit cl as p o n the co ve r and the h ousi ng to ensu re co rrect orientation of the retract able co ver bef ore slotting it in. Tur n o ver the U2922A with the retract able cov er facing do wnwards.[...]

Getting Started 1 U2751A User’s and Service Gu ide 29 55-Pin Backplane Connector Pin Configuration The 55 - pin backplane connector is used when t he U2751A module is insert ed into t he U2781A USB modular instrument chassis. For more details, refer to t he A gilent U2781A USB Modular Instrument Chassis User's Guide . Figure 1-5 55-pin backp[...]

30 U2751A User’s and Service Guide 1G e t t i n g S t a r t e d Chassis Installation The L - Mount kit is to be installed t o y our U2751A module. The follo wing instruct ions describe th e simple procedure of inst alling the L - Mount kit and your module in the U2781A chassis. 1 Unp a c k t he L - Mount kit from its packaging. 2 Remo ve yo ur U2[...]

31 Agilent T echnologies U2751A USB Modular Switch Matrix User’s and Service Guide 2 Operation and Features Power Up 32 Switch Control 33 Relay Cycle Counter 36 System-Related Operation 37 Self- T est 37 Error Conditions 37 SCPI Commands for System-Related T asks 38 This chapter describes the fe atures and operation of the U2751A.[...]

32 U2751A User’s and Service Guide 2 Operation and Features Power Up Tak e not e of the fo llowing when y ou po wer up the U2751A. • The U2751A can only be operated via the USB interf ace. • Bef ore you can control t he U2751A, y ou need to inst all the hardware driver and the IO Libraries Suite 14.2 or higher . Both of these are inc luded wh[...]

Operation and Features 2 U2751A User’s and Service Gu ide 33 Switch Control A matrix switch connects m ultiple inputs to multiple outputs. A matrix is arranged in ro ws and columns. For example, the U2751A is a 4  8 m atri x tha t ca n be u sed to connect f our sources to eight test points as shown in Fig ure 2- 1 . Any column can be connected[...]

34 U2751A User’s and Service Guide 2 Operation and Features Agilent Measurement Manager Operation Launch the Agilent Measurement Ma nager software and select the Matrix tab. The keyboard shor t cut ke y is Ctrl+M . Connect the instr uments and devices as per y our application. K ey in the names of the in struments and devices in the available tex[...]

Operation and Features 2 U2751A User’s and Service Gu ide 35 SCPI Commands The f ollowing examples sho w the SCPI commands for ex ecuting the closing and opening of the rela ys. Example 1, Make contact at channel 302 Example 2, Break cont act at channel 302 Example 3, Mak e contact at channel 101, 302 -> *CLS ; *RST // Res ets the sw itch to t[...]

36 U2751A User’s and Service Guide 2 Operation and Features Relay Cycle Counter Agilent Measurement Manager Operation A t t h e m a i n p a n e l , s e l e c t t h e Relay Cycle Counter ta b. The panel in Fig ure 2- 3 will be display ed. The k eyboard short cut key i s Ctrl+R . This f eature allo ws the user to carr y out preventiv e maintenance,[...]

Operation and Features 2 U2751A User’s and Service Gu ide 37 System-Related Operation This section pro vides information on syst em - re lated topi cs such as executing a self - test, performing self - calibration routine, and reading error conditions. Self- T est To p e r f o r m t he s e l f - test, proceed as follo ws. Agilent Measurement Mana[...]

38 U2751A User’s and Service Guide 2 Operation and Features SCPI Commands for System-Related T asks The f ollowing examples sho w the SCPI commands for pe rf o rmi ng ce rta in sy st em - related task s. Example 4, Performing system - re lated t ask s -> *CLS ; *RST // Res ets the sw itch to the default po wer - on state. This command can be i[...]

39 Agilent T echnologies U2751A USB Modular Switch Matrix User’s and Service Guide 3 Characteristics and Specifications Product Characteristics 40 Product Specifications 41 This chapter specif ies the characteristics, environment al conditions, and specifications of the U2751A.[...]

40 U2751A User’s and Service Guide 3 Characteristics and Specifications Product Characteristics REMOTE INTERF ACE 1 • Hi-Speed USB 2.0 • USBTMC 488.2 C lass device POWER CONSUMPTION • +12 VDC, 2 A maximum • Installati on Category III OPERA T ING ENVIRONMENT • Operating temperature from 0  C to +50  C • Relative humidity at 20% t[...]

Characteristics and Specifications 3 U2751A User’s and Service Gu ide 41 Product Specifications Ta b l e 3 - 3 Electrical and mechanical s pecifications update per attached data shee t U2751A Without U2922A T e rminal Block With U2922A T erminal Block Channels/configurations 4  8, 2-wire Switch type Armature latching Input charac teristics (pe[...]

42 U2751A User’s and Service Guide 3 Characteristics and Specifications 1 DC or AC rms, channel-to-c hannel or channel-to-earth. 2 Limited to 6 W channel resist ance pow er loss per module. 3 50  source, 50  load, differential measurements verified with a 4-port network analyzer (Sdd21). Ta b l e 3 - 1 Electrical an d mechanical spec [...]

43 Agilent T echnologies U2751A USB Modular Switch Matrix User’s and Service Guide 4 Service Information Checking Defect ive Relay(s) 44 Replaceable Pa rts 45 Disassembly Instructions 46 Reassembly In structions 48 Contacting Agilent T echnologies 48 This chapter pro vides guidelines for returning your instrument t o Agilent for service or repair[...]

44 U2751A User’s and Service Guide 4 Service Information Checking Defective Relay(s) T o check for an y defective rela y , the equipment required is a digita l multimeter with continuity feature. 1 Close the particular relay(s). F or example: The relay located at Row x Column y . 2 By ref er ring to t he connector conf iguration of the DSub conne[...]

Service I nformation 4 U2751A User’s and Service Gu ide 45 Replaceable Parts This section contains t he information f or ordering replacement par ts f or your instrument. To order the parts, please do the follo wing. • Contact your nearest Agilent Sales Of fice or Service Center . • Pro vide the part number for the rela y. • Pro vide the in[...]

46 U2751A User’s and Service Guide 4 Service Information Disassembly Instructions Remov e the screws and nuts as sho wn. Tak e t he measurement board and carrier board out from the module. Remov e the screws as indicated.[...]

Service I nformation 4 U2751A User’s and Service Gu ide 47 Up on replacing t he relay(s), reset t he relay cycle count to zero b y issuing the f ollowing S CPI command: DIAGnostic:RELay:CYCLes:CLEar (@<ch_list>) Separate t he carrier and measur ement board. There are 32 rel ays as sho wn. Turn to the op posi te si de of the measurement boar[...]

48 U2751A User’s and Service Guide 4 Service Information Reassembly Instructions The reassembly process is sim ply th e rev erse of dis assembly. Contacting Agilent T echnologies T y pes of Service A vailabl e If y our instr ument fails during the war ranty period, Agilent will replace the unit for free. The replacement units will be shipped with[...]

U2751A User’s and Service Gu ide 49 Index # 55-pin backplane conne ctor pin, 29 A AC characteristics, 41 AC/DC power adapter output voltage, 15 requirements, 15 Agilent Measuremen t Manager help file, 2 , 22 installation, 13 , 14 launching, 21 , 22 operation, 34 , 36 , 37 , 37 panel view, 34 relay cycle count, 44 , 47 welcome screen , 22 Agilent [...]

50 U2751A User’s and Service Guide Index multiplexe r , 33 N nBPUB, 29 , 29 NC, 29 , 29 O operating enviroment altitude, 40 pollution degre e, 40 relative humidity , 40 temperature, 40 operating checklist. See service operating system, 10 operation, system related error conditions, 37 self-test, 37 P panel view, 34 , 36 parts, replaceable , 45 pi[...]

® Agilent T echnologies, In c. , 2008, 2010 Second Ed ition, April 1 2, 2010 U2751-900 11 www .agilent.com Agilent T echnologies Contact us T o obta in service, warranty or techni cal assis- tance, co ntact us at the f ollowing phon e or fax numbers: United States: (tel) 800 829 4444 (fax) 800 829 4433 Canada: (tel) 877 894 4414 (fax) 800 746 4866[...]