National Instruments USB-6501 OEM manual

1
2
3
4
5
6
7
8
9
10
11
12
13

Go to page of

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of National Instruments USB-6501 OEM, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of National Instruments USB-6501 OEM one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of National Instruments USB-6501 OEM. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of National Instruments USB-6501 OEM should contain:
- informations concerning technical data of National Instruments USB-6501 OEM
- name of the manufacturer and a year of construction of the National Instruments USB-6501 OEM item
- rules of operation, control and maintenance of the National Instruments USB-6501 OEM item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of National Instruments USB-6501 OEM alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of National Instruments USB-6501 OEM, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the National Instruments service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of National Instruments USB-6501 OEM.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the National Instruments USB-6501 OEM item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    USER GUIDE USB-6501 OEM This user guide describes how to use the National Instruments USB-6501 OEM data acquisition (DA Q) de vice. The NI USB-6501 OEM is a full-speed USB 2.0 de vice that provides 24 DIO channels and a 32-bit counter . Dimensional Drawings Figure 1 shows a top view of the US B-6501 OEM. Fig ure 2 shows the front and rear dimension[...]

  • Page 2

    USB-6501 OEM U ser Guide 2 ni.com Figure 2. USB-6501 OEM Dimensions (Front and Rear Views) Block Diagram Figure 3 shows key functional compo nents of the USB-6501 OEM device. Figure 3. Device Bl ock Diagram Refer to the Safety G uidelines section of this document for im portant safety information. Installing Software To install the driver software [...]

  • Page 3

    © National Instruments Corporatio n 3 USB-6501 OEM User Guide I/O Connector and Cable Use any 34-pin female IDC (ribbon) cable to connect to th e IDC connector on the USB-6501 OEM device. Table 1 lists the pin assignments and sign al names for the IDC connector. Table 1. Pin Assignments Signal Pin Connector Pin Signal P1.0 1 2 GND P1.1 3 4 P2.0 P1[...]

  • Page 4

    USB-6501 OEM U ser Guide 4 ni.com Signal Descriptions Table 2 describes the signals available on the I/O connectors. Digital I/O The USB-6501 OEM has 24 single-ended digital lines, P0.<0..7>, P1.<0..7>, and P2.<0.. 7>, which com p rise the three DIO ports. P2.7 can also function as a 32-bit counter. Refer to the Event Counter sect[...]

  • Page 5

    © National Instruments Corporatio n 5 USB-6501 OEM User Guide Figure 4. Example of Connecting Extern al User -Provided Resistor Complete the following steps to determine the v alue of the user-provided pull-up resistor: 1. Place an ammeter in se ries with the load. 2. Place a v ariable resistor between th e digital output line and the +5 V . 3. Ad[...]

  • Page 6

    USB-6501 OEM U ser Guide 6 ni.com Figure 5. Example of Connecting a Load Caution Exceeding the maximum input voltage ratin gs or maximum output ratings, which are listed in the Specifications section, can damage the D A Q de vice and the computer . National Instruments is not liable for any damage resulting from such signal connections. I/O Protect[...]

  • Page 7

    © National Instruments Corporatio n 7 USB-6501 OEM User Guide Power - On States At system startup and reset, the hardware sets all DIO lines to high-impedance inputs. The DAQ devi ce does not drive the signal high or low. Each line has a weak pu ll-up resistor connected to it. Event Counter You can configure P2.7 as the source for a 32-bit counter[...]

  • Page 8

    USB-6501 OEM U ser Guide 8 ni.com Pull-up resistor .................... ................ ....4.7 k Ω VBus (nominally 5 V) Absolute voltage range .................. .........– 0.5 to 5.8 V with respect to GND Power-on state .............. ........... ...............Input (high impedance) Digital logic lev els Counter Number of counters .........[...]

  • Page 9

    © National Instruments Corporatio n 9 USB-6501 OEM User Guide Power Requirements USB 4.10 to 5.25 VDC ..................... ....... 80 mA typical, 500 mA max USB Suspend ........ .............. ............ 300 µ A standby mode, 500 µ Am a x Physical Characteristics Dimensions ............ .............. .............. .... 5.74 cm × 6.73 cm ×[...]

  • Page 10

    USB-6501 OEM User Guide 10 ni.com specially protected secondary circuits . Such voltage measureme nts include signal le vels , special equipment, limited-energ y parts of equipment, circuits powered b y regulated lo w-v oltage sources, and electronics. Caution Do not use this module for connection to signals or for measurement s within Measurement [...]

  • Page 11

    © National Instruments Corporation 11 USB-6501 OEM User Guide Note Refer to the Declaration of Conformity (DoC) for this product fo r any additional regulatory compliance informatio n. T o obtain the DoC for this product, visit ni.com/certification , search b y model number or product line, and click the appropriate link in the Certification colum[...]

  • Page 12

    USB-6501 OEM User Guide 12 ni.com A void contact between your bo dy and the connector block signal w hen hot swapping modules. Remove po wer from signal lines b efore connecting them to or disconnecting them from the device. Operate the device at or belo w the Measurement Category I 1 . Measurement circuits are subjected to working v oltages 2 and [...]

  • Page 13

    National Instruments, NI, ni.com, and LabVIEW are tradem arks of National Instruments Corporation. Refer to t he Terms of Use section on ni.com/legal for mor e information abou t National Instruments trademarks. Other product and compan y names mentioned herein are t rademarks or trade names of their respective companie s . For patents covering Nat[...]