Manuale d’uso / di manutenzione del prodotto cFP-PWM-520 del fabbricante National Instruments
Vai alla pagina of 19
FIELDPOINT ™ OPERATING INSTRUCTIONS AND SPECIFICATIONS FP-PWM-520 and cFP-PWM-520 Eight-Channel, 5 V or 10–30 V PWM Output Module These operating instructions desc ribe ho w to install and use the National Instruments FP -PWM-520 and cFP- PWM-520 pulse-width modulation modules (referred to inclusiv ely as the [c]FP-PWM-520).
FP-PWM-520 and cFP-PWM-520 2 ni.com Installing the FP-PWM-520 The FP-PWM-520 mounts on a Fi eldPoint terminal base (FP-TB- x ), which provides operating power to the module. Installing the FP-PWM-520 onto a po wered terminal base does not disrupt the operation of the bank.
© National Instruments Corp. 3 FP-PWM-520 and cFP-PWM-520 Installing the cFP-PWM-520 The cFP-PWM-520 mounts on a Compact FieldPoint backplane (cFP-BP- x or cFP-180 x ), which pro vides operating po wer to the module. Installing th e cFP-PWM-520 onto a powered backplane does not disrupt the operation of the bank.
FP-PWM-520 and cFP-PWM-520 4 ni.com Wiring the [c]FP-PWM-520 The FP-TB- x terminal base ha s connections for each of the eight output channels and for an exte rnal power supply to po wer the output channels and field de vices. The cFP-CB- x connector block provides th e same connections.
© National Instruments Corp. 5 FP-PWM-520 and cFP-PWM-520 Install a 2 A maximum, fast-acti ng fuse between the external power supply and the V SUP terminal on each cha nnel. Install a 1 A maximum, fast-acting fuse suitable for the load at the V OUT terminal.
FP-PWM-520 and cFP-PWM-520 6 ni.com In the ON state, the ef fecti ve resistance between V OUT and V SU P causes a v oltage drop between th e external supply v oltage and the output voltage.
© National Instruments Corp. 7 FP-PWM-520 and cFP-PWM-520 • Disconnect the external po wer supply from the [c]FP-PWM-520. • Remov e the [c]FP-PWM-520 from the terminal base or backplane. • Po wer off the network module connected to the [c]FP-PWM-520.
FP-PWM-520 and cFP-PWM-520 8 ni.com Configuring the Output Channels A [c]FP-PWM-520 output channel uses period and duty-cycle settings to determine when the cha nnel is on or of f. T o configure the period, complete the fol lowing steps in Mea surement & Automation Explorer (MAX): 1.
© National Instruments Corp. 9 FP-PWM-520 and cFP-PWM-520 [c]FP-PWM-520, it sends initial conf igurati on information to the [c]FP-PWM-520. After the [c]FP-PWM-520 recei v es this initial information, the green READY indicator lights and the module is in normal operating mode.
FP-PWM-520 and cFP-PWM-520 10 ni.com Even though the [c]FP-PWM- 520 is designed to handle applications with hazardous potent ials, follo w these guidelines to ensure a safe total system: • There is no isolation between channels on the [c]FP-PWM- 520 .
© National Instruments Corp. 1 1 FP-PWM-520 and cFP-PWM-520 Safety Guidelines for Hazardous Locations The cFP -PWM- 520 is suitable fo r use in Class I, Di vision 2, Groups A, B, C, D, T4 hazardous locations; Class I, Zone 2, AEx nC IIC T4 and Ex nC IIC T4 hazardous locations; and nonhazardous locations only .
FP-PWM-520 and cFP-PWM-520 12 ni.com Specifications The follo wing specif ications are typical for a range of – 40 to 70 °C unless otherwise noted. Output Characteristics Number of channels ............ ........... ... 8 Output type ...............
© National Instruments Corp. 1 3 FP-PWM-520 and cFP-PWM-520 Guaranteed trip current Re vision E and later modules ..... 12.5 A Re vision D and earlier modules ...... ........... ......... ............ 20 A T rip time Re vision E and later modules ...
FP-PWM-520 and cFP-PWM-520 14 ni.com Mechanical Dimensions Figure 5 sho ws the mechanical dimensions of the FP-PWM-520 installed on a termin al base. If you are using the cFP-PWM-520, refer to your Compact FieldPo int controller user manual for the dimensions and cabling clearance require ments of the Compact FieldPoint system.
© National Instruments Corp. 1 5 FP-PWM-520 and cFP-PWM-520 Shock and Vibration These specifications apply only to the cFP-PWM-520. NI recommends Compact FieldPoi nt if your application is subject to shock and vibration. Operating vibration, random (IEC 60068-2-64).
FP-PWM-520 and cFP-PWM-520 16 ni.com Electromagnetic Compatibility This product is designed to meet the requirements of the following standards of EMC for electrical equipment for measurement, control.
© National Instruments Corp. 1 7 FP-PWM-520 and cFP-PWM-520 Waste Electrical and Electronic Equipment (WEEE) EU Customers At the end of their lif e cycle, all products must be sent to a WEEE re c ycling center . F or more information about WEEE recycling centers and National Instruments WEEE init iativ es, visit ni.
FP-PWM-520 and cFP-PWM-520 18 ni.com Where to Go for Support For more information about settin g up the FieldPoint system, refer to these National Instruments documents: • FieldPoint network module user manual • Other FieldPo int I/O m odule operating instructions • FieldPoint terminal base and connector block operating instructions Go to ni.
© 2002–2007 Nati onal Instruments Corp. All rights reserved . 373357C-01 Dec07 National Instruments, NI, n i.com, and LabVIEW are trademarks of Na tional Instruments Corporation. Refer to the Terms of Use section on ni.com/legal for more information about National In struments trademarks.
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 National Instruments cFP-PWM-520 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 National Instruments cFP-PWM-520 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso National Instruments cFP-PWM-520 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul National Instruments cFP-PWM-520 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il National Instruments cFP-PWM-520, 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 National Instruments cFP-PWM-520.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il National Instruments cFP-PWM-520. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo National Instruments cFP-PWM-520 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.
