Measurement-computing Personal Daq rev.6.0 Manual de usuario

Personal Daq User’s Manual USB Data Acquisition Modules Personal Daq/54 Personal Daq/55 Personal Daq/56 PDQ1 PDQ2 IOtech, In

1-2 Unit Startup 878395 Personal Daq User’s Manual CAUTION When using Personal Daq modules to acquire data, computer energy save modes c

5-4 Signal Management 878695 Personal Daq User’s Manual Signal Acquisition Measurement Duration, Sample Rate, and Resolution Measurement D

Note: Frequency channels will read frequency regardless of the scan rate. Personal Daq circuitry reads a pulse count and timer count during each sca

• The pre-trigger scan count specifies the number of scans that are to be collected before the trigger point. If the pre-trigger scan count is great

In the schematic, voltage signal S2 is subtracted from signal S1, resulting in the output signal shown. The noise spikes (having the same polarity, p

Analog Filtering A filter is an analog circuit element that attenuates an incoming signal according to its frequency. A low-pass filter attenuates fr

Calibration 6 Introduction ……6-1 Required Equipment ……6-2 Calibration Procedure ……6-2 Introduction Although Personal

Required Equipment You will need the following items to perform Personal Daq calibration. Ensure the equipment meets the specifications listed in the

It is important to perform calibration in a controlled, still air environment at 23±2°C. Personal Daq User’s Manual 878395 Calibration

7. Make the following 3 voltage-related connections (see following figure). • Copper short: From Personal Daq Analog In 2L (2 low) to Personal Daq

19. If your Personal Daq is connected to an expansion module: - remove the USB cable from the Personal Daq main unit - if used in your application

Personal Daq User’s Manual 878395 Unit Startup 1-3 Mount Personal Daq Modules to DIN Rail (Option) The optional PDQ10 DIN Rail Mounting Kit c

6-6 Calibration 878395 Personal Daq User’s Manual 22. Disconnect the calibration equipment from the Personal Daq • VDC Calibrator • Harness an

Troubleshooting & Customer Assistance 7 Radio Frequency Interference …… 7-1 Electrostatic Discharge (ESD) …… 7-1 Troubleshooting …… 7

7-2 Troubleshooting & Customer Assistance 878495 Personal Daq User’s Manual Troubleshooting Certain problems can be solved without fact

Personal Daq User’s Manual 878495 Troubleshooting & Customer Assistance 7-3 3. There is a “blue screen” or an error message when connect

7-4 Troubleshooting & Customer Assistance 878495 Personal Daq User’s Manual 7. Personal DaqView runs fine with analog inputs, but “bl

Customer Assistance Reference Notes: Before calling for assistance . . . • Refer to the portions of this manual relevant to your situation, especial

7-6 Troubleshooting & Customer Assistance 878495 Personal Daq User’s Manual

Appendices Appendix A ⎯ API Custom Program Models Appendix B ⎯ API Commands Appendix C ⎯ Removed Appendix D ⎯ Custom Labels Note: The inf

A-ii Personal DaqView User’s Manual

Personal Daq User’s Manual Appendix A, 887095 API Custom Program Modules A-1 API Custom Program Models A Ove

1-4 Unit Startup 878395 Personal Daq User’s Manual 3) Attach Assembly to DIN Rail (Types NS 35, or NS 32) Installing Base/Foot Assembly

• Channel Identification • Scan Rates and Sequencing With multiple scans, the time between scans becomes a parameter. This time can be a constant o

Personal Daq User’s Manual Appendix A, 878495 API Custom Program Modules A-3 All Visual Basic pr

At this point, the data is in the buffer provided by the user in binary format.At this point, the data is in the buffer provided by the user in binary

Counted Acquisitions Using Linear Buffers This section sets up an acquisition that collects post-trigger A/D scans. This particular example demonstra

A-6 API Custom Program Modules Appendix A, 878495 Personal Daq User’s Manual The acquisition begins upon dete

Indefinite Acquisition, Direct-To-Disk Using Circular Buffers Configure a scan group of channels.Set the samplingrate.Configure the acquisitionto be i

A-8 API Custom Program Modules Appendix A, 878495 Personal Daq User’s Manual ' Define arrays of channels

Personal Daq User’s Manual Appendix A, 878495 API Custom Program Modules A-9 After setting up an

Multiple Channel Types This section demonstrates how to configure multiple channels on a Personal Daq and acquire data using these channels in the sa

Personal Daq User’s Manual Appendix A, 878495 API Custom Program Modules A-11 The handle& va

Personal Daq User’s Manual 878395 Unit Startup 1-5 CAUTION Never remove a USB cable from an active Personal Daq device while an acquisitio

A-12 API Custom Program Modules Appendix A, 878495 Personal Daq User’s Manual If the handle is still –1 at th

Personal Daq User’s Manual Appendix A, 878495 API Custom Program Modules A-13 ret& = VBdaqSe

A-14 API Custom Program Modules Appendix A, 878495 Personal Daq User’s Manual Summary Guide of Selected API

Personal Daq User’s Manual Appendix B, 887095 API Commands B-1 API Commands B Overview This appendix includes information regarding

B-2 API Commands Appendix B, 887095 Personal Daq User’s Manual Prototype Commands, Listed by Function Type (as defined in driver header files

Personal Daq User’s Manual Appendix B, 887095 API Commands B-3 Commands in Alphabetical Order The following pages give the details for each API

B-4 API Commands Appendix B, 887095 Personal Daq User’s Manual daqAdcDisarm DLL Function daqAdcDisarm(DaqHandleT handle); C daqAdcDisarm(Daq

Personal Daq User’s Manual Appendix B, 887095 API Commands B-5 daqAdcRd DLL Function daqAdcRd(DaqHandleT handle, DWORD chan, PVOID sample, da

B-6 API Commands Appendix B, 887095 Personal Daq User’s Manual daqAdcRdN DLL Function daqAdcRdN(DaqHandleT handle, DWORD chan, PVOID buf, DWO

Personal Daq User’s Manual Appendix B, 887095 API Commands B-7 daqAdcRdScan DLL Function daqAdcRdScan(DaqHandleT handle, DWORD startChan, DWOR

1-6 Unit Startup 878395 Personal Daq User’s Manual Connect Channel Signal Inputs CAUTION The discharge of static electricity can damage som

B-8 API Commands Appendix B, 887095 Personal Daq User’s Manual daqAdcRdScanN DLL Function daqAdcRdScanN(DaqHandleT handle, DWORD startChan, D

Personal Daq User’s Manual Appendix B, 887095 API Commands B-9 daqAdcSetAcq DLL Function daqAdcSetAcq(DaqHandleT handle, daqAdcAcqMode mode, D

B-10 API Commands Appendix B, 887095 Personal Daq User’s Manual daqAdcSetDataFormat DLL Function daqAdcSetDataFormat(DaqHandleT handle, daqAd

Personal Daq User’s Manual Appendix B, 887095 API Commands B-11 daqAdcSetFilter DLL Function daqAdcSetFilter(DaqHandleT handle, DaqAdcFilterTyp

B-12 API Commands Appendix B, 887095 Personal Daq User’s Manual daqAdcSetMux DLL Function daqAdcSetMux(DaqHandleT handle, DWORD startChan, DW

Personal Daq User’s Manual Appendix B, 887095 API Commands B-13 daqAdcSetScan DLL Function daqAdcSetScan(DaqHandleT handle, PDWORD channels, d

B-14 API Commands Appendix B, 887095 Personal Daq User’s Manual daqAdcSetTrigEnhanced DLL Function daqAdcSetTrigEnhanced(DaqHandleT handle, d

Personal Daq User’s Manual Appendix B, 887095 API Commands B-15 daqAdcSoftTrig DLL Function daqAdcSoftTrig(DaqHandleT handle); C daqAdcSoftTri

B-16 API Commands Appendix B, 887095 Personal Daq User’s Manual daqAdcTransferGetStat DLL Function daqAdcTransferGetStat(DaqHandleT handle, P

Personal Daq User’s Manual Appendix B, 887095 API Commands B-17 daqAdcTransferSetBuffer DLL Function daqAdcTransferSetBuffer(DaqHandleT handl

Personal Daq User’s Manual 878395 Unit Startup 1-7 Connecting Thermocouple Wires Thermocouple wires are to be connected in differential mod

B-18 API Commands Appendix B, 887095 Personal Daq User’s Manual daqAdcTransferStart DLL Function daqAdcTransferStart(DaqHandleT handle); C da

Personal Daq User’s Manual Appendix B, 887095 API Commands B-19 daqCloseList DLL Function daqCloseList(DaqHandleT handle); C daqCloseList(Daq

B-20 API Commands Appendix B, 887095 Personal Daq User’s Manual daqCvtSetAdcRange DLL Function daqCvtSetAdcRange(FLOAT Admin, FLOAT Admax); C

Personal Daq User’s Manual Appendix B, 887095 API Commands B-21 daqGetDeviceCount DLL Function daqGetDeviceCount(DWORD *deviceCount); C daqGet

B-22 API Commands Appendix B, 887095 Personal Daq User’s Manual daqGetDriverVersion DLL Function daqGetDriverVersion(PDWORD version); C daqGe

Personal Daq User’s Manual Appendix B, 887095 API Commands B-23 daqIOReadBit DLL Function daqIOReadBit(DaqHandleT handle, daqIODeviceType dev

B-24 API Commands Appendix B, 887095 Personal Daq User’s Manual daqIOWriteBit DLL Function daqIOWriteBit(DaqHandleT handle, daqIODeviceType d

Personal Daq User’s Manual Appendix B, 887095 API Commands B-25 daqOpen DLL Function daqOpen(LPSTR daqName); C daqOpen(LPSTR daqName); Visual

B-26 API Commands Appendix B, 887095 Personal Daq User’s Manual daqProcessError DLL Function daqProcessError(DaqHandleT handle, daqError errC

Personal Daq User’s Manual Appendix B, 887095 API Commands B-27 daqSetOption DLL Function daqSetOption(DaqHandleT handle, DWORD chan, DWORD fl

1-8 Unit Startup 878395 Personal Daq User’s Manual Configure System This step pertains to configuration of channels and acquisition paramete

B-28 API Commands Appendix B, 887095 Personal Daq User’s Manual daqWaitForEvent DLL Function daqWaitForEvent(DaqHandleT handle, daqTransferEv

Personal Daq User’s Manual Appendix B, 887095 API Commands B-29 API Reference Tables These tables provide information for programming with the

B-30 API Commands Appendix B, 887095 Personal Daq User’s Manual Table 1. daq Device Property Definitions daqG

Personal Daq User’s Manual Appendix B, 887095 API Commands B-31 Table 3. Event-Handling Definitions Transfer Event Definitions - daqTrans

B-32 API Commands Appendix B, 887095 Personal Daq User’s Manual Table 7. ADC Miscellaneous Definitions ADC Flag Definitions - daqAdcFlag A

Personal Daq User’s Manual Appendix B, 887095 API Commands B-33 Table 9. API Error Codes Error Name Code # hex - dec Description DerrNoE

B-34 API Commands Appendix B, 887095 Personal Daq User’s Manual API Error Codes DerrTooManyHandles 60h - 96 No more handles available to ope

Personal Daq User’s Manual, 878695 Appendix D Custom Labels D-1 Custom Labels D This appendix consists of

D-2 Custom Labels Appendix D Personal Daq User’s Man

Channel Connection Layouts, Page 1 of 2 Personal Daq User’s Manual, 878695 Appendix D Custom Labels D-3

Personal Daq User’s Manual 878395 Unit Startup 1-9 Channel Configuration The Channel Configuration Window first opens with the Analog Input

Channel Connection Layouts, Page 2 of 2 D-4 Custom Labels Appendix D

1-10 Unit Startup 878395 Personal Daq User’s Manual The Configure Acquisition Window has the following default settings. Pre-Trigger: No du

Personal Daq User’s Manual 878395 Unit Startup 1-11 Quick Start for Personal DaqView Once your Personal Daq system has been properly connecte

ii

1-12 Unit Startup 878395 Personal Daq User’s Manual Main Control Window Channel Configuration Window, with Analog Input Spreadsheet Selec

Personal Daq User’s Manual 878695 General Information & Specifications 2-1 General Information & Specifications 2 General De

2-2 General Information & Specifications 878595 Personal Daq User’s Manual Note: With the use of USB hubs up to 100 Personal Daq units ca

Personal Daq User’s Manual 878595 General Information & Specifications 2-3 Theory of Operation Universal Serial Bus (USB) The Universal Seri

2-4 General Information & Specifications 878595 Personal Daq User’s Manual Optical Isolation The Personal Daq is optically isolated from i

Personal Daq User’s Manual 878595 General Information & Specifications 2-5 Analog Input Configuration Personal Daq/54 and Personal Daq/55 eac

2-6 General Information & Specifications 878595 Personal Daq User’s Manual At a measurement duration of 610 milliseconds, the last two bit

Personal Daq User’s Manual 878595 General Information & Specifications 2-7 Automatic Calibration The Personal Daq module contains a built-in

2-8 General Information & Specifications 878595 Personal Daq User’s Manual Frequency Measurements (Not applicable to Personal Daq/54) Eac

Personal Daq User’s Manual 878595 General Information & Specifications 2-9 Personal Daq Specifications Specifications are subject to c

Warranty Information Your IOtech warranty is as stated on the product warranty card. You may contact IOtech by phone, fax machine, or e-mail in reg

2-10 General Information & Specifications 878595 Personal Daq User’s Manual Analog Specifications Each channel can be individually configu

Personal Daq User’s Manual 878595 General Information & Specifications 2-11 Temperature Specifications (one year, 15 to 35°C) Note: All te

2-12 General Information & Specifications 878595 Personal Daq User’s Manual Frequency Specifications, one year 0 to 50°C (Not applicab

Personal Daq User’s Manual 878595 General Information & Specifications 2-13 Channel Connection Layouts The following indicate channel connect

2-14 General Information & Specifications 878595 Personal Daq User’s Manual In Personal Daq applications, thermocouples should not be co

Personal Daq User’s Manual 878595 General Information & Specifications 2-15 Note: The digital output can be written to since the digital out

2-16 General Information & Specifications 878595 Personal Daq User’s Manual This page is intentionally blank.

Personal Daq User’s Manual 878695 Hardware Setup 3-1 Hardware Setup 3 Personal Daq, System Components ……3-2 Personal Daq …… 3-2 PDQ Expansi

3-2 Hardware Setup 878695 Personal Daq User’s Manual Personal Daq, System Components Personal Daq The following illustration points out key physi

Personal Daq User’s Manual 878695 Hardware Setup 3-3 USB Hubs and Power Adapters With the use of USB hubs you can connect up to 100 Personal Daq

Your order was carefully inspected prior to shipment. When you receive your system, carefully unpack all items from the shipping carton and check f

3-4 Hardware Setup 878695 Personal Daq User’s Manual Connecting Your Personal Daq Acquisition System Review the CAUTIONS and notes (presented

Personal Daq User’s Manual 878695 Hardware Setup 3-5 Example 1: Direct Connection to Computer USB Port(s) In example 1 two Personal Daqs (and

3-6 Hardware Setup 878695 Personal Daq User’s Manual Example 3: Connections to Self-Powered and USB-Powered Hubs Example 3 illustrates a system

Personal DaqView 4 Overview …… 4-2 Standard, Plus, and XL Version Software …… 4-2 Main Control Window …… 4-3 Toolbar Buttons

4-2 Personal DaqView 989394 Personal Daq User’s Manual Overview This chapter serves as a reference for Personal DaqView, Personal DaqView Plus,

Main Control Window When you first open Personal DaqView the Main Control and Channel Configuration Windows appear. Note that this section pertains to

4-4 Personal DaqView 989394 Personal Daq User’s Manual Pull-Down Menus Aside from using the toolbar buttons to perform various program functions

Personal Daq User’s Manual 989394 Personal DaqView 4-5 You can set preferences for Personal DaqView through the Preferences dialog box found unde

4-6 Personal DaqView 989394 Personal Daq User’s Manual Help Contents and Index Accesses the program’s Help file. Contents include: Introduc

Personal Daq User’s Manual 989394 Personal DaqView 4-7 Common Spreadsheet Columns The Channel Configuration Window, regardless of which tab is ac

About This Manual Chapter 1: Personal Daq ⎯ Unit Startup provides information to get your Personal Daq system up and running. The chapter includes i

4-8 Personal DaqView 989394 Personal Daq User’s Manual Engineering Units Conversion Using mx + b Most of our data acquisition products allow the

Example 2: A Personal Daq user knows that a linear relationship exists between the voltage output at "Point A" and the voltage output at &qu

4-10 Personal DaqView 989394 Personal Daq User’s Manual Analog Input Spreadsheet The Analog Input spreadsheet allows you to configure analog inp

Single-Ended and Differential Connections to Analog Inputs In Personal Daq applications, thermocouples should not be connected single-ended. Doing

4-12 Personal DaqView 989394 Personal Daq User’s Manual When you select the measurement duration you also determine the maximum sample rate and

Debounce ⎯ Debouncing is a process of ignoring signals which are considered as too short in duration to be real events. Personal Daq's debounce

4-14 Personal DaqView 989394 Personal Daq User’s Manual The frequency is calculated as follows: 1) An estimated frequency (Fest) is calculated

When an active (On) channel is selected to “Output State” the Update Digital Outputs button (on the Main Control Window) becomes active. This button

4-16 Personal DaqView 989394 Personal Daq User’s Manual The Trigger Section The following figure depicts the parts that make up an acquisition.

Personal Daq User’s Manual 989394 Personal DaqView 4-17 Acquisition Parameters The lower section of the Configure Acquisition box is used for adj

vi 887695 Personal Daq User’s Manual

4-18 Personal DaqView 989394 Personal Daq User’s Manual Configure Data Destination and File Converter Preferences Conversion of eZ-PostView, eZ

You can select Convert Binary Data from the Tools pull-down menu to bring up the following dialog box. This allows you to select a file for conversio

4-20 Personal DaqView 989394 Personal Daq User’s Manual Bar Graph, Analog, and Digital Meters This section pertains to channel data display scre

Meter Pull-Down Menus The meter windows each have Control and View pull-down menus, as indicated by the following figure. The functions of these menu

4-22 Personal DaqView 989394 Personal Daq User’s Manual Configuring a Meter 1. Bring up the desired meter group (Bar Graph, Analog, or Digital)

Personal Daq User’s Manual 989394 Personal DaqView 4-23 Configure Meter Settings, Function Descriptions Note 1: Bar Graph Meter with indicato

4-24 Personal DaqView 989394 Personal Daq User’s Manual Bar Graph Meters Selecting the Bar Graph Meters (from toolbar button or Indicators pull-

Analog Meters Selecting the Analog Meters (from toolbar button or Indicators pull-down menu) brings up the Analog Meters window. This window display

4-26 Personal DaqView 989394 Personal Daq User’s Manual Digital Meters Selecting the Digital Meters (from toolbar button or Indicators pull-down

Chart Display Reference Note: For your very first chart display setup, or when the configuration file has been deleted, refer to the Chart Setup Wi

Table of Contents 1 - Personal Daq ⎯ Unit Startup Overview ……1-1 Inspect Your System ……1-1 Install Software ……1-2 Install Hardware ……1-2 Mount

4-28 Personal DaqView 989394 Personal Daq User’s Manual Personal DaqView’s Chart Display Window Note: A discussion of the numbered buttons and

View Grid Limit Lines Used to show or hide the grid limit lines. Grid Lines Used to show or hide the grid lines. Timestamp Absolute (Ctrl+F4)

4-30 Personal DaqView 989394 Personal Daq User’s Manual Chart and Channel Information Regions Channels can return values in engineering units of

15 Multiply (x2), and 16 Divide (÷2) The Multiply(x2) push-button increases the size of the selected channel’s chart by a factor of 2, while automat

4-32 Personal DaqView 989394 Personal Daq User’s Manual Editing a Chart Display Configuration Display Configuration Setup Dialog Box wi

Changing the Configuration of Channel PD1_A01 Personal DaqView data channels can operate in one of two modes: Units Full Scale or, Units/Div. The mo

4-34 Personal DaqView 989394 Personal Daq User’s Manual Manually Configuring a Chart Display If you plan to have a chart setup which is not weig

Adding one Chart to Group 1 4. Change the number of charts per group if desired. 5. Change the group na

4-36 Personal DaqView 989394 Personal Daq User’s Manual Note: When a chart contains overlapping channels and the channels share values such tha

Chart Setup Wizard Introduction Chart Setup Wizard is a feature used by many programs, including Personal DaqView, and PostView. The feature allows

5 – Signal Management Overview ……5-1 Channel Control and Expansion ……5-3 Signal Acquisition ……5-3 Measurement Duration, Sample Rate, and Resolution …

4-38 Personal DaqView 989394 Personal Daq User’s Manual Chart Setup Wizard, Simple Mode Chart Setup Wizard, Automatic Setup Options Setup Type

Personal Daq User’s Manual 989394 Personal DaqView 4-39 3. Use the pull-down arrows (W), or use the cursor and type in a new value to make selec

4-40 Personal DaqView 989394 Personal Daq User’s Manual

Personal DaqViewXL User’s Guide TM OverView …… 1 System Requirements …… 2 Installation …… 2 First Time Use …… 2 Configuration Reference …… 5 Toolbar

System Requirements For successful operation of Personal DaqViewXL with your Personal Daq system, your computer should conform to the following as a

3. Click the “Browse” button and locate the file pDaqView.xla. This file is located in the install directory specified by the setup program. Click

After Personal DaqViewXL is installed in this manner, it will automatically load whenever you run Excel. 6. If you want to start Personal DaqView wh

Configuration Reference The following information is intended to serve as a quick reference regarding channel configuration. You should refer to the

10 Update Digital Outputs Updates the digital output channels. This item is only enabled when the digital output channels are not updated and the a

Channel Configuration Window You can bring up the Channel Configuration Window by using the Configure Channel Settings button (9) on the Main Contro

Personal Daq User’s Manual 878395 1-1 Unit Startup 1 Overview ……1-1 Inspect Your System ……1-1 Install Software ……1-2 Install Hardware ……1-2 Mount

8 491-0905, rev 3.0 918596 Personal DaqViewXL User’s Guide Auto-Load Function Excel’s “Add-Ins” dialog box has a check-box for enabling (9) or d

Personal DaqViewXL Spreadsheet with Toolbar and Displays Personal DaqViewXL Toolbar (1) Configure Devices (2) Configure Channels (3) Configure Ac

Configuring an Acquisition To set up your configuration, once Personal DaqViewXL has been installed; complete the following steps: 1. Enter Excel. P

Real-Time Charting Personal DaqViewXL provides a real-time strip-chart window (as in Personal DaqView) for graphical presentation of data. You can se

Data Header Personal DaqViewXL’s optional data header supplies the global acquisition parameters and the configuration of each channel and places this

Personal DaqViewXL User’s Guide 918596 491-0905, rev 3.0 13 Hints and Tips • If Personal DaqView is running as a stand-alone application when y

14 491-0905, rev 3.0 918596 Personal DaqViewXL User’s Guide

Personal Daq User’s Manual 928196 Signal Management 5-1 Signal Management 5 Overview ……5-1 Channel Control and Expansi

5-2 Signal Management 878695 Personal Daq User’s Manual Data Acquisition Terms and Meanings Differential mode voltage Differential mode v

Personal Daq User’s Manual 878695 Signal Management 5-3 Channel Control and Expansion In a Personal Daq system, the quantities and types of Per