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DI-2008

8-Channel USB Voltage and Thermocouple Data Acquisition System

User's Manual

Manual Revision C

Copyright © 2019 by DATAQ Instruments, Inc. The Information contained herein is the exclusive property of 
DATAQ Instruments, Inc., except as otherwise indicated and shall not be reproduced, transmitted, transcribed, stored 
in a retrieval system, or translated into any human or computer language, in any form or by any means, electronic, 
mechanical, magnetic, optical, chemical, manual, or otherwise without expressed written authorization from the com-
pany. The distribution of this material outside the company may occur only as authorized by the company in writing.

DATAQ Instruments' hardware and software products are not designed to be used in the diagnosis and treatment of 
humans, nor are they to be used as critical components in any life-support systems whose failure to perform can rea-
sonably be expected to cause significant injury to humans.

DATAQ, the DATAQ logo, and W

IN

D

AQ

 are registered trademarks of DATAQ Instruments, Inc. All rights reserved.

DATAQ Instruments, Inc.

241 Springside Drive

Akron, Ohio 44333 U.S.A.

Telephone: 330-668-1444

Fax: 330-666-5434

Designed and manufactured in the

United States of America

Summary of Contents for DI-2008

Page 1: ...manual or otherwise without expressed written authorization from the com pany The distribution of this material outside the company may occur only as authorized by the company in writing DATAQ Instruments hardware and software products are not designed to be used in the diagnosis and treatment of humans nor are they to be used as critical components in any life support systems whose failure to per...

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Page 3: ...products that have been repaired or altered by persons other than DATAQ Instru ments employees or products that have been subjected to misuse neglect improper installation or accident DATAQ Instruments shall have no liability for incidental or consequential damages of any kind arising out of the sale installation or use of its products Service Policy 1 All products returned to DATAQ Instruments fo...

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Page 5: ... Mini B USB Connection 9 Screw Terminals 9 DI 2008 Signal Connections 10 Connecting Signal Leads 10 Analog Inputs 11 Gain Settings for Voltage Measurements 12 Thermocouple Measurements 13 Digital Ports 14 WinDaq Remote Events D0 Event 14 WinDaq Remote Storage D1 Record 16 WinDaq Rate D2 Rate 16 WinDaq Counter D3 Count 18 General Purpose Digital Inputs 20 General Purpose Digital Outputs 21 4 20mA C...

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Page 7: ... device Counter channel terminal count of 65535 Frequency channel 10 Hz to 50 kHz full scale across 12 programmable ranges 15V excitation power supply output to power external sensors Included Net Class supports programming the DI 2008 under any Net programming language Fully documented instrument protocol for programming the device in operating systems other than Windows ChannelStretch requires t...

Page 8: ...ptional unlock code is available to allow you to synchronize multiple units and expand channel count using ChannelStretch WINDAQ Waveform Browser playback software also known as WWB offers an easy way to review and analyze acquired waveforms A built in data file translator allows the user to display multiple waveforms acquired by WINDAQ Acquisition software or any of a wide range of data acquisiti...

Page 9: ...00 0 1 of span 2 K 180 to 1360 T 190 to 400 0 1 of span 1 B 600 to 1000 0 2 of span 4 1001 to 1810 0 1 of span 3 R 40 to 300 0 2 of span 6 301 to 1760 0 1 of span 3 S 40 to 400 0 2 of span 6 401 to 1750 0 1 of span 3 E 160 to 990 0 1 of span 1 N 170 to 50 0 1 of span 3 51 to 1290 0 1 of span 1 Programmable voltage measurements ranges per channel At 25 C ambient temperature Following 30 minutes war...

Page 10: ...nimum Input low voltage threshold 0 8 V maximum Absolute maximum input without damage 30 V peak Count Rate Digital port assignment Count Port 2 as input Rate Port 3 as input Internal pull up value 4 7 k Input high voltage threshold 2 4V Input low voltage threshold 0 8V Terminal count 65 535 Maximum rate frequency 50 kHz Minimum rate frequency 0 5 Hz Maximum count frequency 50 kHz ADC Characteristi...

Page 11: ...e USB 2 0 mini B style connector Indicators LED Power Active Event Input connections Two 16 position terminal strips Push button Manual event when used with WinDaq software Environmental Operating temperature range 0 to 70 C CJC range 20 to 80 C Storage temperature 20 to 80 C Storage humidity 0 to 90 RH non condensing ChannelStretch WinDaq software If any synced device has two or more enabled anal...

Page 12: ...n from USB port 0 75 Watts Physical Characteristics Enclosure Hardened Plastic Mounting Desktop bulkhead Dimensions 6 68W 3 28D 1 13H in 169 67W 83 13D 28 7H cm Weight 5 7 ounces 162 grams Software WinDaq software Click for supported operating systems Programming DATAQ Instruments Dot Net SDK Instrument protocol DLL and ActiveX Control ...

Page 13: ...that your unit must for any reason be sent back to DATAQ Instruments Install WINDAQ Software All software for the DI 2008 can be installed via a download able executable directly from the DATAQ Instruments web site No CD is shipped with the device You may burn the executable onto a CD or USB drive to transport the software to a computer with no internet connection 1 Disconnect all DATAQ Instrument...

Page 14: ...pecified above default is Start Programs WINDAQ and click on DATAQ Instruments Hardware Manager to access WINDAQ software Connect the Instrument to Your Computer DI 2008 instruments can be connected to your computer s USB port using the provided USB cable No external power is required Connect one end of the communications cable to the instrument port and the other to your PC s port Note Use a powe...

Page 15: ...ng foreign materials to enter the device through the Micro SD card slot may result in damage to the instrument Mini B USB Connection Use the supplied USB cable to connect and power the instrument through your computer s USB port Screw Terminals All input signal connections are made to the 16 port screw terminals Each terminal is labeled on the instrument case CAUTION Never touch exposed screw term...

Page 16: ...ral purpose D4 D6 General purpose digital ports 15V 15V out Max current 67mA GnD Ground Connecting Signal Leads Connect signal leads to the DI 2008 1 Insert the stripped end of a signal lead into the desired terminal directly under the screw 2 Tighten the pressure flap by rotating the screw clockwise with a small screwdriver Make sure that the pressure flap tightens only against the signal wire an...

Page 17: ...0 500mV 1 2 5 5 10 25 50 Volts or Thermocouple temperatures types J K T B R S E and N CH1 to CH8 programmable per channel Designed to withstand 120 V rms Use the following diagram to connect Analog Input Channel 1 AIN 49 9 AIN 49 9 0 047Pf 150V 1M To CJC Circuitry www dataq com USB CH8 CH7 CH6 CH5 CH4 CH3 CH2 CH1 Download software at run dataq com 15V GnD 60mA max D0 D1 D2 D3 D4 D5 D6 DI 2008 Volt...

Page 18: ... Select the channel click on the channel box in the left hand side of the waveform screen 2 Open the Channel Settings dialog box Select Edit Channel Settings in the menu or press F10 Measurement Range Gain Setting 50V Full Scale 1 25V Full Scale 2 10V Full Scale 5 5V Full Scale 10 2 5V Full Scale 20 1V Full Scale 50 500mV Full Scale 100 250mV Full Scale 200 100mV Full Scale 500 50mV Full Scale 100...

Page 19: ... T Change the thermocouple type for each channel individually 1 Select the channel click on the channel box in the left hand side of the waveform screen 2 Open the Channel Settings dialog box Select Edit Channel Settings in the menu or press F10 3 Select Thermocouple in the Input Type selection box 4 Select the desired thermocouple type for that channel 5 Click the Next button to access channel se...

Page 20: ...ogrammed to begin recording data D2 Rate is for Rate measurements 10Hz to 50kHz D3 Count is for Counter Timer measurements up to 65 536 D4 D6 are general purpose digital inputs Equivalent Digital I O Circuit WINDAQ Remote Events D0 Event To use a switch closure or TTL signal to record WINDAQ Event Markers connect signal leads to the appropriate Remote Control Event terminals on the DI 2008 as show...

Page 21: ...ent markers may also be placed in your data file manually by pressing the push button on the DI 2008 Instrument You must enable Remote Events in WINDAQ to use the button use the menu command Options Remote Events or Options Remote Events An example event marker in a WINDAQ data file is shown below Please Note Event Markers do not display in the real time WINDAQ acquisition software they only displ...

Page 22: ...ommand Options Remote Storage 1 to set WINDAQ to begin recording on low to high transitions of the Record input Use the menu command Options Remote Storage 0 to set WINDAQ to begin recording on high to low transitions of the Record input WINDAQ Rate D2 Rate Enable channel 10 to record Rate or the number of falling edge transitions per unit of time that are applied to this input Click on Edit Chann...

Page 23: ...y then select Edit Channel Settings in the menu to specify a full scale range for the Rate channel Ranges of 10 20 50 100 200 500 1000 2000 5000 10000 20000 and 50000 Hz are available Choose a range that comes closest to your expected full scale rate or frequency For example if you need to Signal Signal www dataq com USB CH8 CH7 CH6 CH5 CH4 CH3 CH2 CH1 Download software at run dataq com 15V GnD 60...

Page 24: ...cles min box to display and select frequencies reported in cycles per minute instead of cycles per sec ond the measurement interval remains the same Tachometer measurements in units of RPM revolutions per min ute is just one example that benefits from selecting this option For example if the 100 Hz range setting is selected and Cycles min is checked the full scale range is actually 6000 cycles per...

Page 25: ...m count value is 65 535 before the counter resets to zero automatically Use the Edit Reset Count command in WINDAQ Acquisition software to reset counts immediately to zero This feature is available in both standby and record modes Use the Edit Preferences Reset Count on New File Record in WINDAQ Acquisition software to reset the count at the start of a new file or when using the Edit Preferences R...

Page 26: ...Q Acquisition menu to open the Channel Selection grid Channel 9 is the designated Digital Input channel Click on the Channel 9 channel box to enable disable the digital inputs The Channel 9 channel box will display an I when enabled Signal Signal www dataq com USB CH8 CH7 CH6 CH5 CH4 CH3 CH2 CH1 Download software at run dataq com 15V GnD 60mA max D0 D1 D2 D3 D4 D5 D6 DI 2008 Voltage Thermocouple a...

Page 27: ...d Count inputs if those channels are enabled With Channel 9 selected in the display window click Scaling Digital Plot to show a digital display and make the data more meaningful on screen General Purpose Digital Outputs Take care when configuring the load to be switched to ensure that the digital port is not damaged Dx 5 V Dx 5 V Dx 5 V Dx 5 Dx 5 ...

Page 28: ...ftware in the EU Settings dialog box Enter the following values Visit our website at https www dataq com blog data acquisition 4 20 ma current loop measurements to address all popular 4 20mA configurations You can also associate these values to a physical measurement such as pressure load flow torque etc Read the Help files for more information regarding Engineering Units Settings Vol t EU EU Tag ...

Page 29: ...nDaq file This provides a total of up to 128 analog channels and 112 digital ports Cascade multiple USB hubs to expand port count The WinDaq Unlock option per instrument is required to synchronize two or more DI 2008s when using WinDaq software Connection All devices must be on the same USB hub or controller in order to synchronize data acquisition USB to PC to Power as required DATAQ Instruments ...

Page 30: ...g zero The sum of analog plus digital channels per device must be equal If the number of analog channels enabled for any single device is greater than or equal to 2 The sum of analog channels per device and the sum of digital channels per device must be equal One or more digital ports configured as a discrete input counts as one digital channel The Rate and Count inputs count as one digital channe...

Page 31: ...ecord two or more analog channels enable the same total number of analog channels in each device and the same total number of digital channels in each device In instances where you have enabled less than two analog channels including none you must have the same total number of channels enabled ...

Page 32: ...wo or more analog channels are enabled is set as a per device analog throughput rate or Analog Throughput Device as the digital channels do not affect the sample rate Select Edit Sample Rate in the main menu or press F3 The sample rate per channel is displayed in the lower left corner of the WinDaq screen at S s CHAN samples per second per channel Total throughput rate is displayed in the top left...

Page 33: ...products di 2008 to purchase the unlock code click on the Accessories tab or call 330 668 1444 Once purchased you will be given a Key code to enter into WinDaq Note that WinDaq Unlock is not required to use ChannelStretch if programming the instrument yourself 1 Start WinDaq Acquisition software 2 Click the menu item Help Unlock WinDaq 3 Enter the Key in the appropriate dialog boxes 4 Click OK You...

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Page 35: ...DI 2008 Hardware Manual Dimensional Drawing 29 6 Dimensional Drawing Top View Side View All dimensions in inches ...

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Page 38: ...ATAQ Instruments Inc 241 Springside Drive Akron Ohio 44333 Telephone 330 668 1444 Fax 330 666 5434 E mail support dataq com Direct Product Links click on text to jump to page Data Acquisition Data Logger ...

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