Manuale d’uso / di manutenzione del prodotto 48/24-Channel Digital Input/Output USB Module USB-4751/4751L del fabbricante Advantech
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USB-4751/4751L 48/24-Channel Digit al Input/Output USB Module User Manual.
USB-4751/4751L User Manua l ii Copyright The documentati on and the software included with this product are copy- righted 2006 by Advantech Co., Ltd. All rights are reserved. Advan tech Co., Ltd. reserves the right to make improvements in the products described in this ma nual at any time without notice.
iii Product W a rranty (2 years) Advantech warrants to you, the original purchas er , that each of its prod- ucts will be free from defects in materials and workma nship for two years from the date of purchase.
USB-4751/4751L User Manua l iv CE This product has passed the CE test for environmen tal specifications when shielded cables are used for external wiring. W e recommend the use of shielded cables. Th is kind of cable is available from Advantech. Please contact your local suppl ier for ordering information .
v Table of Contents Contents Chapter 1 Introd uction ..................................................... 2 1.1 Hardware Features........... ........... .................... ................... 2 1.2 Software Overview ............... ............ ...
USB-4751/4751L User M anual vi.
2 CHAPTER 1 Introduction Sections include: • Hardware Features • Software Overview.
USB-4751/4751L User M anual 2 Chapter 1 Introduction Thank you for buy ing the Advantech’ s USB-4751/4751L d ata acquisition module. The Ad vantech USB-4751/4751 L is a p owerful data acq uisition (DAS) modu le for t he USB port . It features a unique circuit design and complete fu nctions for data acquisition an d control.
3 Chapter 1 1.2 Sof tware Overview Advantech offers a rich set of DLL dr ivers, third-party driver support and application soft ware on the compan ion CD-ROM to help fully expl oit the functions of y our device.
USB-4751/4751L User M anual 4.
2 CHAPTER 2 Inst allation Sections include: • Unpacking • Driver Installatio n • Hardware Installation • Hardware Uninst allation.
USB-4751/4751L User M anual 6 Chapter 2 Inst allation 2.1 Unp acking After receiving your USB-4751/4751L package, please inspect its con- tents first. The package shoul d contain the fol lowing items: • USB-4751/4751L Module • Shield ed USB 2. 0 Cable (1 .
7 Chapter 2 2.2 Driver Inst allation W e reco mmend you install the soft ware driver before you install th e USB-4751/4751 L module i nto your system, sin ce this will g uarantee a smooth installati on process.
USB-4751/4751L User M anual 8 For further information on driver-related issues, an online version of the Device Drivers Manual is availabl e by accessing the following path: S tartPr ogramsAdvantech A.
9 Chapter 2 2.3 Hardware Inst allation After the DLL driver installation is comp leted, you can now go on to install the USB-4751 /4751L module in any USB port that supports the USB 1.1/2. 0 standard , on your comput er . Please follow the steps below to install the modu le on your syst em.
USB-4751/4751L User M anual 10 Figure 2.1: Unplug or Eject Hardware Dialog St e p 3 : Select “Advantech USB-4751/L Device” and press “Stop” Button. Figure 2.2: S top a Hardware device dia log box St e p 4 : Unplug your USB device from the USB port.
2 CHAPTER 3 Signal Connecti ons Sections include: • Overview • Digital I/O Connectio ns • Field W iring Consideration s.
USB-4751/4751L User M anual 12 Chapter 3 Signal Connections 3.1 Overview Maintainin g good signal connections is one of the most im portant factors in ensuring that your application system is sending and receiv ing data correctly . A good si gnal connection can avoid unnecessary and costly damage to your PC and ot her hardware devices.
13 Chapter 3 Figure 3.2: Opto-22 CN1/CN2 Opto-22 CN1 Opto-22 CN2 (USB-4751 Only) 1 PC07 2 GND 1 PC17 2 GND 3P C 0 6 4 G N D 3 P C 1 6 4 G N D 5P C 0 5 6 G N D 5 P C 1 5 6 G N D 7P C 0 4 8 G N D 7 P C .
USB-4751/4751L User M anual 14 3.2.2 I/O Connector Signal Descri ption 3.2.3 LED Indicator S tatu s Description The USB Module is equipped with a LED indicator to show the current status of th e device. When you plug the U SB device into the USB po rt, the LED indicator w ill blink five times and then stay lit to indicate that it is on.
15 Chapter 3 3.3 Digit al I/O Connections 3.3.1 Dry Cont act Support for Digit al Input Each digital input channel accepts ei ther dry contact or 0 ~ 5 VDC wet contact input s. Dry contact capability allo ws the channel to respond to changes in external circuitry (e.
USB-4751/4751L User M anual 16 3.4 Field Wiring Considerations • When you use USB-4751/4751L t o acquire data from outside, noises in the environment might si gnificantly af fect the accuracy of your mea- surements if due cautions are not ta ken.
2 APPENDIX A S pecifications.
USB-4751/4751L User M anual 18 Appendix A S pecifications A.1 Digit al Input/Output A.2 Counter A.3 Gener al Channels 48 Bi-directional (24 for USB-4751L) Programming Mode 8255 PPI Mode0 Input V olt age Low 0.8 V max High 2.0 V min Output V olt age Low 0.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Advantech 48/24-Channel Digital Input/Output USB Module USB-4751/4751L è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Advantech 48/24-Channel Digital Input/Output USB Module USB-4751/4751L - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Advantech 48/24-Channel Digital Input/Output USB Module USB-4751/4751L imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Advantech 48/24-Channel Digital Input/Output USB Module USB-4751/4751L ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Advantech 48/24-Channel Digital Input/Output USB Module USB-4751/4751L, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Advantech 48/24-Channel Digital Input/Output USB Module USB-4751/4751L.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Advantech 48/24-Channel Digital Input/Output USB Module USB-4751/4751L. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Advantech 48/24-Channel Digital Input/Output USB Module USB-4751/4751L insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
