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DT9810 and DT9817 Series User`s Manual

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1. Supported Device Driver Capabilities Data Encoding Table 15 DT9810 and DT9817 Series Data Encoding Options DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Binary Encoding Support SupportsBinaryEncoding Yes Twos Complement Support SupportsTwosCompEncoding Channels Table 16 DT9810 and DT9817 Series Channel Options DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Number of Channels NumberOfChannels 82 0 1 1 1 0 SE Support SupportsSingleEnded Yes SE Channels MaxSingleEndedChannels 8 0 0 0 0 0 DI Support SupportsDifferential Yes Yes Yes DI Channels MaxDifferentialChannels 0 0 1 1 1 0 Maximum Channel Gain List Depth CGLDepth 165 0 0 0 0 0 Simultaneous Sample and Hold Support SupportsSimultaneousSampleHold Channel List Inhibit SupportsChannelListlnhibit a The DT9810 provides analog input channels 0 to 7 b Supported only on the DT9810 91 Chapter 7 Gain Table 17 DT9810 and DT9817 Series Gain Options DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Programmable Gain Support SupportsProgrammableGain Number of Gains NumberOfSupportedGains 1 0 1 1 0 0 Gains Available SupportedGains 1 Ranges Table 18 DT9810 and DT9817 Series Range Options DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Number of Voltage
2. Yes Supported Device Driver Capabilities Table 24 DT9810 and DT9817 Series Counter Timer Options cont DT9810 and DT9817 Series A D D A DIN DOUT High Edge Gate Type Support SupportsGateHighEdge Low Edge Gate Type Support SupportsGateLowEdge C T Yes Yes QUAD Level Change Gate Type Support SupportsGateLevel Clock Falling Edge Type SupportsClockFalling Clock Rising Edge Type SupportsClockRising Gate Falling Edge Type SupportsGateFalling Yes Gate Rising Edge Type SupportsGateRising Yes Interrupt Driven Operations Supportsinterrupt Yes a The pulse width duty cycle if fixed at 50 when rate generation mode is used b Edge to edge measurement is supported on the gate signal only both rising and falling edges are supported 99 Chapter 7 100 Troubleshooting benera LDiS enni ISI ERR idee ey Md SERE 102 Technical Support ite ode herz b E e Re CREE ee ds 106 If Your Module Needs Factory Service suus 107 101 Chapter 8 102 General Checklist Should you experience problems using a DT9810 DT9817 DT9817 H or DT9817 R module do the following 1 Read all the documentation provided for your product Make sure that you have added any Read This First information to your manual and that you have used this information Check the OMNI CD for any README files and ensur
3. Screw Screw Terminal Signal Terminal Signal 20 5V Out 10mA 40 Reserved isolated 19 Isolated Ground 39 Counter 0 Out 18 Counter 0 In 38 Isolated Ground 17 Counter 0 Gate 37 Reserved 16 Digital In 7 Low 36 Digital Out 7 Low 15 Digital In 7 High 35 Digital Out 7 High 14 Digital In 6 Low 34 Digital Out 6 Low 13 Digital In 6 High 33 Digital Out 6 High 12 Digital In 5 Low 32 Digital Out 5 Low 11 Digital In 5 High 31 Digital Out 5 High 10 Digital In 4 Low 30 Digital Out 4 Low 9 Digital In 4 High 29 Digital Out 4 High 8 Digital In 3 Low 28 Digital Out 3 Low 7 Digital In 3 High 27 Digital Out 3 High 6 Digital In 2 Low 26 Digital Out 2 Low 5 Digital In 2 High 25 Digital Out 2 High 4 Digital In 1 Low 24 Digital Out 1 Low 3 Digital In 1 High 23 Digital Out 1 High 2 Digital In 0 Low 22 Digital Out 0 Low 1 Digital In 0 High 21 Digital Out 0 High Wiring Signals to the Module Connecting Single Ended Analog Input Signals Note Skip this section if you are using a DT9817 Series module The DT9810 supports 8 single ended analog input channels Figure 4 shows how to connect single ended voltage input signals channels 0 and 1 in this case to the screw terminals of a DT9810 module Analog Ground g 9 Vsource 1 Analog In 1 D2 Q1 f t Analog In 0 DT9810 Module Vsource 0 Signal Source Figure 4 Connecting Single Ended Inputs 41 Chapter 4 Connectin
4. U units counter timer 80 unpacking 22 USB cable 29 31 V Visual Basic for NET programs 16 Visual Basic programs 17 Visual C programs 16 Visual C programs 17 voltage ranges 71 92 number of 92 W wiring signals analog inputs 41 digital inputs 42 digital outputs 44 edge to edge measurement 50 event counting 47 frequency measurement 49 methods 37 preparing 37 pulse output 52 recommendations 37 writing programs in C C 17 Visual Basic 17 Visual Basic NET 16 Visual Cft 16 Visual C 17
5. counter timer allows you to perform event counting frequency measurement edge to edge measurement and continuous pulse output rate generation operations Digital I O Lines Some of the key digital I O features are described below DT9817 H The DT9817 H module sources up to 15 mA and sinks up to 64 mA of current on the digital I O ports DT9817 R The DT9817 R is a robust industrial grade module that provides the following additional features e 8 channel to channel opto isolated digital inputs e 8 channel to channel opto isolated digital outputs e AC or DC input signal sensing from 3 V to 32 V Switch up to 30 V at 400 mA peak 60 V PP AC or DC at the digital output ports Up to 500 V isolation channel to channel 15 Chapter 1 16 Supported Software The following software is available for use with the DT9810 and DT9817 Series modules and is provided on the OMNI CD DT9810 Device Driver The DT9810 Device Driver allows you to use a DT9810 or DT9817 Series module with any of the supported software packages or utilities Refer to Chapter 2 for more information on loading and configuring the device driver Quick DataAcq application The Quick DataAcq application provides a quick way to get up and running using a DT9810 or DT9817 Series module Using this application you can verify key features of the modules display data on the screen and save data to disk Refer to Chapter 5 for more informati
6. Contents Part 2 Using Your Module 63 Chapter 6 Principles of Operation 65 Analog Input Features 69 Input Resolution pees reei nenet ea e eee 69 Analog Input Channels 00 000000 e eee eee 70 Specifying a Single Analog Input Channel 70 Specifying One or More Analog Input Channels 70 Input Ranges and Gains 6 06 e cece 71 Input Sample Clock Sources 2 0 66 eee eee 71 Analog Input Conversion Modes 22 Single Value Operations 0 ee eee eee 72 Continuous Scan Mode 0 eee eriste 72 Inp t I riggers cir sei diane Cerere ena ete pens 74 Data Format and Transfer unu eee eee eee 74 Error Conditions eode EAR eee E EYES 74 Digital 1 O Features is ics cibos ebre be Red eret diens 75 DigitalI OLines sseeeeeeeeee eee 75 Resolutions 930 3 stk ceeded ERR EE RR E Sae 76 Operation Modes 000 eee eh eee eee 79 Counter Timer Features 0 0 0 0 0000 cece eee eee eens 80 C T Channel vic iesie did eee Bh i in Vb eae des 80 C T ClockSo rces 5 esses er RR Ree me eleven 81 Gate Types cijeniti siig Ex ER ETUR RE E px edes 81 Pulse Duty Cycles 0 0 ccc eee ee 82 Counter Timer Operation Modes isusues 83 Event Counting 2 2 6 cece eee eee 83 Frequency Measurement 0 0 c cece eee 84 Edge to Edge Measurement sssese 84 Ra
7. Figure 17 shows a block diagram of the DT9817 and DT9817 H modules Power l p 5 V Supply E CTOu0 From USE 32 Bit 0 Port Counter Timer eT Gate crino Digital jg WEDIOO0to27 I O i ESD Buffered to 4000 V USB 2 0 or 1 1 Input FIFO Port Figure 17 Block Diagram of the DT9817 and DT9817 H Modules 67 Chapter 6 Figure 18 shows a block diagram of the DT9817 R module Power ee 5 V isolated Supply From USB 32 Bit Ih Md Port Counter Timer s a C T In O Up to 32 V Inputs f E le o e e e e DINOto7 E a L L DOUTO to 7 n u e e e e je je N 500 V y Channel Channel Isolation Channel Channel Isolation up to 500V Isolation up to 500V Figure 18 Block Diagram of the DT9817 R Module 68 Principles of Operation Analog Input Features This section describes the following features of analog input A D operations on the DT9810 module Note Skip this section if you are using a DT9817 Series module Input resolution described below Analog input channels described on page 70 Input ranges and gains described on page 71 Input sample clock sources described on page 71 Analog input conversion modes described on page 72 Input triggers described on page 74
8. Layers for NET Class Library software Troubleshooting information is also provided Note For more information on the class library refer to the DT Open Layers for NET Class Library User s Manual If you are using the DataAcq SDK or a software application to program your device refer to the documentation for that software for more information Intended Audience This document is intended for engineers scientists technicians or others responsible for using and or programming the modules for analog input digital I O or counter timer operations in the Microsoft Windows 2000 or Windows XP operating system It is assumed that you have some familiarity with data acquisition principles and that you understand your application About this Manual 10 How this Manual is Organized This manual is organized as follows Chapter 1 Overview describes the major features of the DT9810 DT9817 DT9817 H and DT9817 R modules as well as the supported software and accessories for the modules Chapter 2 Preparing to Use a Module describes how to unpack the module check the system requirements and install the software Chapter 3 Setting Up and Installing the Module describes how to install the module and how to configure the device driver Chapter 4 Wiring Signals to the Module describes how to wire signals to the module Chapter 5 Verifying the Operation of a Module describes
9. O 14 15 Ground 35 Digital I O 13 14 Digital I O 27 34 Digital I O 12 13 Digital I O 26 33 Digital I O 11 12 Digital I O 25 32 Digital I O 10 11 Digital I O 24 31 Digital I O 9 10 Reserved 30 Digital I O 8 9 Ground 29 Ground 8 Digital I O 23 28 Digital I O 7 7 Digital I O 22 27 Digital I O 6 6 Digital I O 21 26 Digital I O 5 5 Digital I O 20 25 Digital I O 4 4 Digital I O 19 24 Digital I O 3 3 Digital I O 18 23 Digital I O 2 2 Digital I O 17 22 Digital I O 1 1 Digital I O 16 21 Digital I O 0 119 Appendix B 120 Table 33 lists the screw terminal assignments for the DT9817 R module Table 33 DT9817 R Screw Terminals Screw Screw Terminal Signal Terminal Signal 20 5 V Out 10mA 40 Reserved isolated 19 Isolated Ground 39 Counter 0 Out 18 Counter 0 In 38 Isolated Ground 17 Counter 0 Gate 37 Reserved 16 Digital In 7 Low 36 Digital Out 7 Low 15 Digital In 7 High 35 Digital Out 7 High 14 Digital In 6 Low 34 Digital Out 6 Low 13 Digital In 6 High 33 Digital Out 6 High 12 Digital In 5 Low 32 Digital Out 5 Low 11 Digital In 5 High 31 Digital Out 5 High 10 Digital In 4 Low 30 Digital Out 4 Low 9 Digital In 4 High 29 Digital Out 4 High 8 Digital In 3 Low 28 Digital Out 3 Low 7 Digital In 3 High 27 Digital Out 3 High 6 Digital In 2 Low 26 Digital Out 2 Low 5 Digital In 2 High 25 Digital Out 2 High 4 Digital In 1 Low 24 Digital Out 1 Low 3 Digital In 1 High 23 Digi
10. XP documentation USB web site http ww w usb org Where To Get Help 12 Should you run into problems installing or using a module the Data Translation Technical Support Department is available to provide technical assistance Refer to Chapter 8 for more information If you are outside the United States or Canada call your local distributor whose contact information is available on our web site www datatranslation com Overview Key Hardware Features baits abs ERI he ee e 14 Supported BOMWATE csod c tirarai et pp er RC eevee ee 16 18 Getting Started Procedure 13 Chapter 1 Key Hardware Features The DT9810 DT9817 DT9817 H and DT9817 R modules are economy multifunction mini instruments Table 1 lists the key features of each module Table 1 Key Features of the DT9810 and DT9817 Series Modules Analog Analog Input 1 0 Analog Input Digital Module Inputs Resolution Range Sample Rate yo C T DT9810 8SE 10 bit 0 to 2 44 V 25 kS s 20 I O DT9817 28 I O DT9817 H 28 I O High Drive DT9817 R 81n 8 Out Isolated High Drive Analog Inputs 14 The DT9810 module features a 16 location channel list that lets you cycle through a list of analog input channels continuously continuous scan mode using the internal clock Overview Counter Timer Channel These modules support one 32 bit counter timer channel This Pr
11. and DT9817 Series Subsystems DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Total Subsystems on Module 4a 0 1to 4 1 to 4 1 0 a The A D subsystem is supported only on the DT9810 b The DIN and the DOUT subsystems share the same digital I O lines on all modules except the DT9817 R On the DT9810 20 digital I O lines are available 0 to 20 in 3 elements On the DT9817 and DT9817 H 28 digital I O lines are available 0 to 27 in 4 elements On the DT9817 R 8 DIN lines and 8 DOUT lines are available as a single subsystem each See Resolution on page 76 The tables in this chapter summarize the features available for use with the DT Open Layers for NET Class Library and the DT9810 and DT9817 Series modules The DT Open Layers for NET Class Library provides properties that return support information for specified subsystem capabilities The first row in each table lists the subsystem types The first column in each table lists all possible subsystem capabilities A description of each capability is followed by the property used to describe that capability in the DT Open Layers for NET Class Library Note Blank fields represent unsupported options For more information refer to the description of these properties in the DT Open Layers for NET Class Library online help or DT Open Layers for NET Class Library User s Manual Supported Device Driver Capabilities Data Flow and Oper
12. in the list Refer to page 72 for more information about the supported conversion modes 70 Principles of Operation Notes The rate at which the module can read the analog input channels depends on the total number of analog input channels in the list The DT9810 module supports a maximum A D throughput of 25 kSamples s Therefore if you specify two analog input channels in the channel list the maximum sampling rate is 12 5 kSamples s for each channel Likewise if you specify 16 analog input channels in the channel list the maximum sampling rate is 1 5625 kSamples s for each channel Input Ranges and Gains The DT9810 provides a fixed input range of 0 to 2 44 V Use software to specify the range as 0 to 2 44 V and specify a gain of 1 for each entry in the channel list Note This is the range for the entire analog input subsystem not the range per channel Input Sample Clock Sources You can pace an analog input operation on a DT9810 module using a software clock source Using software specify the clock source as internal then specify the clock frequency at which to pace the operation The DT9810 supports an A D clock frequency of 30 Hz to 25 MHz According to sampling theory Nyquist Theorem specify a frequency that is at least twice as fast as the input s highest frequency component For example to accurately sample a 2 kHz signal specify a sampling frequency of at least 4 kHz Doing so avoids an err
13. information about wiring signals to a DT9810 DT9817 DT9817 H or DT9817 R module Wiring Recommendations Keep the following recommendations in mind when wiring signals to a module e Use individually shielded twisted pair wire size 16 to 26 AWG in highly noisy electrical environments Separate power and signal lines by using physically different wiring paths or conduits To avoid noise do not locate the box and cabling next to sources that produce high electromagnetic fields such as large electric motors power lines solenoids and electric arcs unless the signals are enclosed in a mumetal shield Prevent electrostatic discharge to the I O while the box is operational Connect all unused analog input channels to analog ground Wiring Locations You wire signals to the DT9810 DT9817 DT9817 H or DT9817 R module using the screw terminals on the module Table 5 lists the 37 Chapter 4 screw terminal assignments for the DT9810 module Table 6 for the DT9817 and DT9817 H modules Table 7 for the DT9817 R module Table 5 DT9810 Screw Terminal Assignments Screw Screw Terminal Signal Terminal Signal 20 USB 5 V Out 40 Reserved 19 Ground 39 Reserved 18 Counter 0 In 38 Ground 17 Counter 0 Out 37 Digital I O 15 16 Counter 0 Gate 36 Digital I O 14 15 Ground 35 Digital I O 13 14 Digital I O 19 34 Digital I O 12 13 Digital I O 18 33 Digital
14. module as follows Wrap the module in an electrically conductive plastic material Handle with ground protection A static discharge can destroy components on the module Place ina secure shipping container Return the module to the following address making sure the RMA number is visible on the outside of the box Customer Service Dept Data Translation Inc 100 Locke Drive Marlboro MA 01752 1192 107 Chapter 8 108 A Specifications 109 Appendix A 110 Table 26 lists the specifications for the A D subsystem on the DT9810 module Table 26 A D Subsystem Specifications Feature DT9810 Specifications Number of analog input channels 8 single ended Number of gains Resolution 10 bit Data encoding binary System accuracy to of FSR gain 1 Averaged over 50 0 1 readings Range 0 to 2 44 V Nonlinearity 0 196 Differential nonlinearity 1 2 LSB Inherent quantizing error 1 LSB Drift Zero 20 UV Gain 50 ppm Differential linearity monotonic Input impedance Off channel 10 MQ 10 pf On channel 10 MQ 100 pf Input bias current 10 nA Maximum input voltage without damage Power on 35 V Power off 20 V Specifications Table 26 A D Subsystem Specifications cont Feature DT9810 Specifications A D conversion time 40 us Channel acquisition time 2 LSB 40 us Sam
15. rate generation stops The frequency of the output is determined by the C T clock source either internal or external and the clock divider used You can generate an output signal from Counter 0 Out with a frequency of 4 Hz to 2 5 kHz DT9817 R or 4 Hz to 12 MHz all other modules To specify rate generation mode use software to specify the counter timer mode as rate the C T clock source as either internal or external the clock divider 9600 to 130050 DT9817 R or 2 to 130050 all other modules and the active gate type low level high level or software gate Refer to page 81 for more information about gate types Make sure that the signals are wired appropriately Refer to Rate Generation on page 52 for an example of connecting a rate generation application Supported Device Driver Capabilities Data Flow and Operation Options 00 0 eee 89 MONON CEREREM ECT 90 Triggered Sen MTGE bocce nidri eiei ag n eere 90 co P p A 92 Gn MEE 91 Dol PEE 92 DG ER 93 Thermocouple Suppor eot eren bia e 94 udi Cm 95 joo Em 96 Gino EET 97 Counter Timers sel ue eR e RUE RE ERE ord 98 87 Chapter 7 88 The DT9810 and DT9817 Series Device Driver provides support for the analog input A D digital input DIN digital output DOUT and counter timer C T subsystems For information on how to configure the device driver refer to page 33 Table 11 DT9810
16. supports up to four modules To connect multiple modules to an expansion hub do the following 1 Attach one end of the USB cable to the module and the other end of the USB cable to an expansion hub 2 Connect the power supply for the expansion hub to an external power supply 3 Connect the expansion hub to the USB port on the host computer using another USB cable The operating system automatically detects the USB device 4 Click Next and or Finish as required in the Found New Hardware wizard If the module is attached correctly the LED on the module turns green 31 Chapter 3 5 Repeat these steps until you have attached the number of expansion hubs up to five and modules up to four per hub that you require Refer to Figure 3 The operating system automatically detects the USB devices as they are installed DT9810 or DT9817 Series Modules USB Cables Host Computer n x USB Cable USB Cable F Power Supply i Expansion d for Hub Power Supply for Hub DT9810 or DT9817 Series DT9810 or DT9817 Series Module Module USB Cables Figure 3 Attaching Multiple Modules Using Expansion Hubs 32 Setting Up and Installing the Module Changing the Name of a Module Optional To change the name of a module configure the device driver as follows 1 From the Windows Start menu select Settings Control Panel 2 From the Control Pa
17. timer operation immediately after execution Logic low level external gate input Enables a counter timer operation when Counter 0 Gate signal is low and disables the counter timer operation when the Counter 0 Gate signal is high Note that this gate type is used for event counting and rate 81 Chapter 6 82 generation modes refer to page 83 for more information about these modes e Logic high level external gate input Enables a counter timer operation when Counter 0 Gate is high and disables a counter timer operation when Counter 0 Gate is low Note that this gate type is used for event counting and rate generation modes refer to page 83 for more information about these modes Falling edge external gate input Enables a counter timer operation when a high to low transition is detected on the Counter 0 Gate signal In software this is called a low edge gate type Note that this gate type is used for edge to edge measurement mode refer to page 84 for more information about these modes e Rising edge external gate input Enables a counter timer operation when a low to high transition is detected on the Counter 0 Gate signal In software this is called a high edge gate type Note that this gate type is used for edge to edge measurement mode refer to page 84 for more information about these modes Pulse Duty Cycles Counter timer output signals from the modules are high to low going signals The low portio
18. 17 Series module Refer to page 42 for an example of how to connect a digital input In the Quick DataAcq application choose Digital Input from the Acquisition menu Select the appropriate DT9810 or DT9817 Series module from the Board list box Select digital input port A by clicking Port A Click Get The application displays the value of each digital input line in port A on the screen in both text and graphical form Verifying the Operation of a Module Testing Single Value Digital Output To verify that the module can output a single digital output value do the following 1 Connect a digital output to digital output line 0 of port B on the DT9810 or DT9817 Series module Refer to page 44 for an example of how to connect a digital output 2 Inthe Quick DataAcq application select Digital Output from the Control menu 3 Select the appropriate DT9810 or DT9817 Series module from the Board list box 4 Select digital output port B by clicking Port B 5 Clickthe appropriate bits to select the type of signal to write from the digital output lines If the bit is selected a high level signal is output from the digital output line if the bit is not selected a low level signal is output from the digital output line Optionally you can enter an output value in the Hex text box 6 Click Send The application outputs and displays the value of each digital output line of digital port B on the screen in both text and gr
19. 9 e One or more USB ports Ver 2 0 or Ver 1 1 USB Ver 2 0 is recommended for optimal performance One CD ROM drive Once you have verified that your system meets the system requirements install the software as described in the next section 23 Chapter 2 24 Installing the Software To install the software perform the following steps 1 Insert the Data Acquisition OMNI CD into your CD ROM or DVD drive The installation program should automatically start and the InstallShield Wizard should appear If the installation program does not automatically start double click Setup exe from the CD The InstallShield Wizard appears Click Install Drivers The installation screen appears Click Install now The InstallShield Wizard appears If your system already has the Microsoft NET Framework 1 1 software installed proceed to step 6 Otherwise the Framework installation begins and you must do the following a Click the radio button next to I agree to accept the license agreement and then click Install b After the components have been installed click OK to configure them c Without removing your Data Acquisition OMNI CD click Restart to restart your system When the system restarts the Windows Installer dialog box appears followed by the DT Open Layers InstallShield Wizard Click Next The license agreement appears Read the license agreement click the radio button next to I accept t
20. Analog Input 00 0 eee 57 Testing Single Value Digital Input 66 58 Testing Single Value Digital Output 06 59 Testing Frequency Measurement 0 eee enn 60 Testing Pulse QuIDUE cuoc ceres RR E REEREEDSEEERS 61 53 Chapter 5 54 dE Prepare to Use the Module see Chapter 2 starting on page 21 Set Up and In see Chapter 3 s stall the Module tarting on page 27 Wire Signals to the Module see Chapter 4 s tarting on page 35 Verify the Opera tion of the Module this chapter Verifying the Operation of a Module Installing the Quick DataAcq Application The Quick DataAcq application is installed automatically when you install the driver software See Installing the Software on page 24 for more information Running the Quick DataAcq Application To run the Quick DataAcq application do the following 1 Ifyou have not already done so power up your computer and any attached peripherals 2 Click Start from the Task Bar 3 Browse to Programs Data Translation Inc DT Open Layers for Win32 QuickDataAcq The main menu appears I5 Note The Quick DataAcq application allows you to verify basic operations on the board however it may not support all of the board s features For information on each of the features provided use the online help for the Quick DataAcq application by pressin
21. B Ports 29 Connecting to an Expansion Hub sues 21 Contents Changing the Name of a Module Optional 33 Chapter 4 Wiring Signals to the Module 35 Preparing to Wire Signals 0000 000 eee eee 37 Wiring Recommendations 000 0 eee 37 Wiring Locations 6 66 a Connecting Single Ended Analog Input Signals 41 Connecting Digital Input Signals 00 42 Connecting Digital Output Signals 005 as DT9817 H High Drive Applications 44 DT9817 R abuse ne oma sree RR RA e a ees 46 Connecting Counter Timer Signals 0005 47 Event Counting issu sess epo ree Fe e Cep oe 47 Frequency Measurement 0 0 e eee cece eens 49 Edge to Edge Measurement 000 00008 50 Rate Generation 0 0 cee eee eee eee eee 52 Chapter 5 Verifying the Operation of a Module 53 Installing the Quick DataAcq Application 55 Running the Quick DataAcq Application 55 Testing Single Value Analog Input ssssssssess 56 Testing Continuous Analog Input ssssssssssses ar Testing Single Value Digital Input 58 Testing Single Value Digital Output 00 59 Testing Frequency Measurement 00ce eee eee 60 Testing Pulse Output 2 6 6 6 eee eee 61
22. BaseClockFrequency 24 MHz 0 0 24 MHz Maximum Clock Divider MaxExtClockDivider 1 1 1 1 130050 Minimum Clock Divider 2or MinExtClockDivider 1 1 1 96008 12 MHz Maximum Frequency or 2 5 MaxFrequency 25kHz 0 0 0 kHz gt Minimum Frequency MinFrequency 30 Hz 0 0 4 Hz a The DT9817 R value is 9600 for all other modules the value is 2 b The DT9817 R value is 2 5 kHz for all other modules the value is 12 MHz 97 Chapter 7 98 Counter Timers Table 24 DT9810 and DT9817 Series Counter Timer Options DT9810 and DT9817 Series Cascading Support SupportsCascading A D D A DIN DOUT C T QUAD Event Count Mode Support SupportsCount Yes Generate Rate Mode Support SupportsRateGenerate One Shot Mode Support SupportsOneShot Yes Repetitive One Shot Mode Support SupportsOneShotRepeat Up Down Counting Mode Support SupportsUpDown Edge to Edge Measurement Mode Support SupportsMeasure Yes Continuous Edge to Edge Measurement Mode Support SupportsContinuousMeasure High to Low Output Pulse Support SupportsHighToLowPulse Yes Low to High Output Pulse Support SupportsLowToHighPulse Variable Pulse Width Support SupportsVariablePulseWidth No None internal Gate Type Support SupportsGateNone Yes High Level Gate Type Support SupportsGateHighLevel Yes Low Level Gate Type Support SupportsGateLowLevel
23. DATA TRANSLATION UM 21223 H DT9810 and DT9817 Series User s Manual Eighth Edition October 2006 Data Translation Inc 100 Locke Drive Marlboro MA 01752 1192 508 481 3700 www datatranslation com Fax 508 481 8620 E mail info datx com Copyright 2006 by Data Translation Inc All rights reserved Information furnished by Data Translation Inc is believed to be accurate and reliable however no responsibility is assumed by Data Translation Inc for its use nor for any infringements of patents or other rights of third parties which may result from its use No license is granted by implication or otherwise under any patent rights of Data Translation Inc Use duplication or disclosure by the United States Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer software clause at 48 C F R 252 227 7013 or in subparagraph c 2 of the Commercial computer Software Registered Rights clause at 48 C F R 52 227 19 as applicable Data Translation Inc 100 Locke Drive Marlboro MA 01752 Data Translation is a registered trademark of Data Translation Inc DT Open Layers DT Open Layers for NET Class Library DataAcq SDK OMNI CD LV Link and DTx EZ are trademarks of Data Translation Inc All other brand and product names are trademarks or registered trademarks of their respective companies Radio and Televisio
24. Data format and transfer described on page 74 Error conditions described on page 74 Input Resolution oy The resolution of the A D subsystem on the DT9810 module is 10 bits This resolution is fixed it cannot be programmed in software 69 Chapter 6 Analog Input Channels The DT9810 provides eight single ended analog input channels You can acquire data from a single analog input channel or from a group of analog input channels on the module The following subsections describe how to specify the channels Specifying a Single Analog Input Channel The simplest way to acquire data from a single analog input channel is to specify the channel for a single value analog input operation using software refer to page 72 for more information about single value operations You can also specify a single channel using the analog input channel list described in the next section Specifying One or More Analog Input Channels You can read data from one or more analog input channels using an analog input channel list You can group the channels in the list sequentially starting either with 0 or with any other analog input channel or randomly You can also specify a single channel or the same channel more than once in the list Using software specify the channels in the order you want to sample them You can enter up to 16 entries in the channel list The channels are read in order from the first entry in the list to the last entry
25. I O 11 12 Digital I O 17 32 Digital I O 10 11 Digital I O 16 31 Digital 1 0 9 10 2 44 V Reference 30 Digital I O 8 9 Analog Ground 29 Ground 8 Analog Input CH7 28 Digital I O 7 7 Analog Input CH6 27 Digital I O 6 6 Analog Input CH5 26 Digital I O 5 5 Analog Input CH4 25 Digital I O 4 4 Analog Input CH3 24 Digital I O 3 3 Analog Input CH2 23 Digital I O 2 2 Analog Input CH1 22 Digital I O 1 1 Analog Input CHO 21 Digital I O 0 38 Wiring Signals to the Module Table 6 DT9817 and DT9817 H Screw Terminal Assignments Screw Screw Terminal Signal Terminal Signal 20 USB 5 V Out 40 Reserved 19 Ground 39 Reserved 18 Counter 0 In 38 Ground 17 Counter 0 Out 37 Digital I O 15 16 Counter 0 Gate 36 Digital I O 14 15 Ground 35 Digital I O 13 14 Digital I O 27 34 Digital I O 12 13 Digital I O 26 33 Digital I O 11 12 Digital I O 25 32 Digital I O 10 11 Digital I O 24 31 Digital I O 9 10 Reserved 30 Digital I O 8 9 Ground 29 Ground 8 Digital I O 23 28 Digital I O 7 7 Digital I O 22 27 Digital I O 6 6 Digital I O 21 26 Digital I O 5 5 Digital I O 20 25 Digital I O 4 4 Digital I O 19 24 Digital I O 3 3 Digital I O 18 23 Digital I O 2 2 Digital I O 17 22 Digital I O 1 1 Digital I O 16 21 Digital I O 0 39 Chapter 4 40 Table 7 DT9817 R Screw Terminal Assignments
26. Ranges NumberOfRanges 1 0 0 0 0 0 Available Ranges 0 to SupportedVoltageRanges 2 44 V 92 Supported Device Driver Capabilities Resolution Table 19 DT9810 and DT9817 Series Resolution Options DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Software Programmable Resolution SupportsSoftwareResolution Yes Yes Number of Resolutions 4 50r 4 5 0r NumberOfResolutions 1 0 1b 1P 1 0 See See notes b notes b Available Resolutions andc andc SupportedResolutions 10 below below 32 a Not supported on the DT9817 R module b On the DT9810 the DIN and DOUT subsystems elements 0 1 and 2 are configured as two 8 bit ports and one 4 bit port by default If you want to combine all the digital lines into one port you can configure the resolution of element 0 for 20 bits If you want to combine all the digital lines into two ports you have two choices configure element 0 for 8 bit resolution and element 1 for 12 bit resolution element 2 would not be used or configure element 0 for 16 bit resolution and element 2 for 4 bit resolution element 1 would not be used On the DT9817 and DT9817 H the DIN and DOUT subsystems elements 0 1 2 and 3 are configured as three 8 bit ports and one 4 bit port by default If you want to combine all the digital lines into one port you can configure the resolution of element 0 for 28 bits If you want to combine all the digita
27. T subsystems on the DT9817 R module Table 28 DT9817 R DIN DOUT Subsystem Specifications Feature DT9817 R Number of digital I O lines 16 8 In 8 Out Number of ports 2 8 bit 1 In 1 Out Inputs Input type AC or DC High input voltage 3to32V Low input voltage lt t1 5V High input current Low input current 2 2 kQ resistor to 1 2 V 2 2 kQ resistor to 1 2 V Input within pairs 0 amp 1 2 amp 3 etc Input across pairs Termination Series 2 2 KQ Outputs Output type Solid state Relay Output driver CMOS High output t 30V Low output 0 4 V 400 mA Breakdown voltage 60V Contact impedance 10 Isolation voltage To computer ground 500 V 250 V 125 V 500 V 250 V Output channel to channel 500 V Software I O selectable Yes ESD protection per spec Arc 8 kV Contact 4kV 113 Appendix A 114 Table 29 lists the specifications for the C T subsystem on the DT9810 DT9817 DT9817 H and DT9817 R modules Table 29 C T Subsystem Specifications Feature Specifications Number of counter timers 1 Counter timer modes Event counting frequency measurement edge to edge measurement rate generation Resolution Minimum pulse width minimum amount of time it takes a C T to recognize an input pulse 32 bit 200 us DT9817 R 200 ns other modules Logic family TTL Inputs Level sensitive Input logic load 1 TTL Loa
28. T9810 and DT9817 Series A D D A DIN DOUT C T QUAD Software Programmable AC Coupling SupportsACCoupling Software Programmable DC Coupling SupportsDCCoupling Software Programmable External Excitation Current Source SupportsExternalExcitationCurrent Src Software Programmable Internal Excitation Current Source SupportsinternalExcitationCurrentSrc Available Excitation Current Source Values SupportedExcitationCurrentValues 95 Chapter 7 96 Triggers Table 22 DT9810 and DT9817 Series Trigger Options DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Software Trigger Support SupportsSoftwareTrigger Yes Yes External Positive TTL Trigger Support SupportsPosExternalTTLTrigger Yes External Negative TTL Trigger Support SupportsNegExternalTTLTrigger SupportsPosThresholdTrigger Positive Threshold Trigger Support Negative Threshold Trigger Support SupportsNegThresholdTrigger Digital Event Trigger Support SupportsDigitalEventTrigger Supported Device Driver Capabilities Clocks Table 23 DT9810 and DT9817 Series Clock Options DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Internal Clock Support SupportsinternalClock Yes Yes External Clock Support SupportsExternalClock Yes Simultaneous Input Output on a Single Clock Signal SupportsSimultaneousClocking Base Clock Frequency
29. al pulse is in a high or a low state or the amount of time between a rising edge and a falling edge or between a falling edge and a rising edge You can calculate the pulse width as follows Pulse width Number of counts 24 MHz Period The time between two occurrences of the same edge rising edge to rising edge or falling edge to falling edge You can calculate the period as follows Period 1 Frequency Period Number of counts 24 MHz Frequency The number of periods per second You can calculate the frequency as follows Frequency 24 MHz Number of Counts Using software specify the counter timer mode as measure the C T clock source as internal the start edge as rising or falling gate and the stop edge as rising or falling gate Make sure that the signals are wired appropriately Refer to Edge to Edge Measurement on page 50 for an example of connecting an edge to edge measurement application 85 Chapter 6 86 Rate Generation Use rate generation mode to generate a continuous pulse output signal from Counter 0 Out this mode is sometimes referred to as continuous pulse output or pulse train output The pulse output operation is enabled whenever the Counter 0 Gate signal is active high level low level or software gate While the pulse output operation is enabled the counter outputs a high to low going pulse with a pulse width of 50 continuously As soon as the operation is disabled
30. aphical form 59 Chapter 5 60 Testing Frequency Measurement To verify that the module can perform a frequency measurement operation do the following 1 Wire an external clock source to counter timer 0 on the DT9810 or DT9817 Series module Refer to page 49 for an example of how to connect signals to a counter timer for a frequency measurement operation Note The Quick DataAcq application works only with counter timer 0 In the Quick DataAcq application choose Frequency Counter from the Acquisition menu Select the appropriate DT9810 or DT9817 module from the Board list box In the Count Duration text box enter the number of seconds during which events will be counted Click Start to start the frequency measurement operation The operation automatically stops after the number of seconds you specified has elapsed and the application displays the frequency on the screen If you want to stop the frequency measurement operation when it is in progress click Stop Verifying the Operation of a Module Testing Pulse Output To verify that the module can perform a pulse output operation do the following 1 Connect a scope to counter timer 0 on the DT9810 or DT9817 Series module Refer to page 52 for an example of how to connect a scope a pulse output to counter timer 0 Note The Quick DataAcq application works only with counter timer 0 2 Inthe Quick DataAcq application choose Pu
31. ation Options Table 12 DT9810 and DT9817 Series Data Flow and Operation Options DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Single Value Operation Support SupportsSingleValue Yes Yes Yes Yes Continuous Operation Support SupportsContinuous Yes Yes Continuous Operation until Trigger SupportsContinuousPreTrigger Continuous Operation before amp after Trigger SupportsContinuousPrePostTrigger Waveform Operations Using FIFO Only SupportsWaveformModeOnly Simultaneous Start List Support SupportsSimultaneousStart Interrupt Support SupportsinterruptOnChange Output FIFO Size FifoSize a The A D subsystem is supported only on the DT9810 89 Chapter 7 90 Buffering Table 13 DT9810 and DT9817 Series Buffering Options DT9810 and DT9817 Series Buffer Support SupportsBuffering A D Yes D A DIN DOUT C T QUAD Single Buffer Wrap Mode Support SupportsWrapSingle Inprocess Buffer Flush Support Triggered Scan Mode Yes SupportsinProcessFlush Table 14 DT9810 and DT9817 Series Triggered Scan Mode Options DT9810 and DT9817 Series Triggered Scan Support SupportsTriggeredScan A D D A DIN DOUT C T QUAD Maximum Number of CGL Scans per Trigger MaxMultiScanCount Maximum Retrigger Frequency MaxRetriggerFreq Minimum Retrigger Frequency MinRetriggerFreq
32. ce as a software trigger Data Format and Transfer DT9810 modules use binary data encoding where Oh represents 0 and 400h represents 2 44 V Use software to specify the data encoding as binary The ADC outputs 400h for above range signals and 0 for below range signals Before you begin acquiring data you must allocate buffers to hold the data A buffer done event is returned whenever a buffer is filled This allows you to move and or process the data as needed We recommend that you allocate a minimum of two buffers for a continuous analog input operation Data is written to multiple allocated input buffers continuously when no more empty buffers are available the operation stops The data is gap free Error Conditions An overrun condition is reported if the A D sample clock rate is too fast This error is reported if a new A D sample clock pulse occurs while the ADC is busy performing a conversion from the previous A D sample clock pulse The host computer can clear this error To avoid this error use a slower sampling rate Principles of Operation Digital I O Features The DT9810 DT9817 DT9817 H and DT9817 R modules provide a number of digital I O lines that you can use to control external equipment The DT9810 and DT9817 can source 4 5 mA and sink 10 mA The DT9817 H is a high drive version of the DT9817 and can source 15 mA and sink 64 mA The DT9817 R is a high performance relay version of the DT9817 and can swi
33. chapter Set Up and Install the Module see Chapter 3 starting on page 27 Wire Signals to the Module see Chapter 4 starting on page 35 Verify the Operation of the Module see Chapter 5 starting on page 53 Unpacking 22 Open the shipping box and verify that the following items are present e DT9810 DT9817 DT9817 H or DT9817 R module e OMNI CD USB cable If an item is missing or damaged contact Data Translation If you are in the United States call the Customer Service Department at 508 481 3700 An application engineer will guide you through the appropriate steps for replacing missing or damaged items If you are located outside the United States call your local distributor see our web site www datatranslation com for contact information Once you have unpacked your module check the system requirements as described in the next section Preparing to Use a Module Checking the System Requirements For reliable operation your DT9810 DT9817 DT9817 H or DT9817 R module requires the following Windows 2000 or Windows XP Professional Edition operating system For USB Ver 2 0 support make sure that you install Service Pack 2 for Windows XP or Service Pack 4 for Windows 2000 In addition for some systems you may have to disable standby mode If you are not sure whether you are using USB Ver 1 1 or Ver 2 0 run the Open Layers Control Panel applet described on page 2
34. chnical Support If you have difficulty using a DT9810 DT9817 DT9817 H or DT9817 R module Data Translation s Technical Support Department is available to provide technical assistance To request technical support go to our web site at http www datatranslation com and click on the Support link When requesting technical support be prepared to provide the following information Your product serial number The hardware software product you need help on The version of the OMNI CD you are using Your contract number if applicable If you are located outside the USA contact your local distributor see our web site www datatranslation com for the name and telephone number of your nearest distributor 106 Troubleshooting If Your Module Needs Factory Service If your module must be returned to Data Translation do the following 1 Record the module s serial number and then contact the Customer Service Department at 508 481 3700 ext 1323 if you are in the USA and obtain a Return Material Authorization RMA If you are located outside the USA call your local distributor for authorization and shipping instructions The name and telephone number of your nearest distributor are listed on our web site www datatranslation com All return shipments to Data Translation must be marked with the correct RMA number to ensure proper processing Using the original packing materials if available package the
35. connect DT9817 H digital output signals to sink up to 64 mA Figure 9 shows how to connect DT9817 H digital outputs to source up to 15 mA Wiring Signals to the Module 29 Ground 21 Q A Digital I O 0 Sink up to 64 mA External 5V Power DT9817 H Module Supply Figure 8 Sinking up to 64 mA with the DT9817 H Module Ground 29 Q 21 p Digital I O 0 Source up to 15 mA DT9817 H Module Figure 9 Sourcing up to 15 mA with the DT9817 H Module 45 Chapter 4 DT9817 R Use the DT9817 R module to control solid state or mechanical relays or for high current electric motor control Figure 10 shows how to connect DT9817 R digital output signals to control a motor relay 21 22 DT9817 R Module Motor Relay Y e NS 10A Fuse Digital Out 0 High Q Hot Neutral Q 120V AC Digital Out 0 Low or 240V AC 30V DC 400mA Figure 10 Switching up to 30 V at 400mA with the DT9817 R Module 46 Wiring Signals to the Module Connecting Counter Timer Signals The DT9810 DT9817 DT9817 H and DT9817 R modules provide one counter timer that you can use for the following operations Event counting Frequency measurement Edge to edge measurement Continuous pulse output rate generation This section describes how to connect counter timer signals for these operation modes Refer to page 80
36. cquisition It is available on the Data Translation web site www datatranslation com DT Measure Foundry Getting Started Manual UM 19298 and online help These documents describe how to use DT Measure Foundry to build drag and drop test and measurement applications for Data Translation 9 data acquisition devices without programming DT Open Layers for NET User s Manual UM 22161 For programmers who are developing their own application programs using Visual Cf or Visual Basic NET this manual describes how to use the DT Open Layers for NET Class Library to access the capabilities or Data Translation data acquisition devices 11 About this Manual DataAcq SDK User s Manual UM 18326 For programmers who are developing their own application programs using the Microsoft C compiler this manual describes how to use the DT Open Layers DataAcq SDK to access the capabilities of Data Translation data acquisition devices DTx EZ Getting Started Manual UM 15428 This manual describes how to use the ActiveX controls provided in DTx EZ to access the capabilities of Data Translation data acquisition devices in Microsoft Visual Basic or Visual C DAQ Adaptor for MATLAB UM 22024 This document describes how to use Data Translation s DAO Adaptor to provide an interface between the MATLAB Data Acquisition subsystem from The MathWorks and Data Translation s DT Open Layers architecture Microsoft Windows 2000 or Windows
37. d High input voltage 2 4 V min Low input voltage 0 8 V max Low input current 0 4 mA max Outputs High output DT9817 R Other modules Low output DT9817 R Other modules 3 0 V min 0 1 mA Source 2 8 V min 2 mA Source 0 4 V max 2 mA Sink 0 6 V max 12 mA Sink Isolation voltage DT9817 R 500 V to computer ground Specifications Table 29 C T Subsystem Specifications cont Feature Specifications ESD protection per spec Arc Contact 8 kV 4 kV Internal clock frequency DT9817 R Other modules External clock divider DT9817 R Other modules 4 Hz to 2 5 kHz 4 Hz to 12 MHz 9600 to 130050 2 to 130050 115 Appendix A 116 Table 30 lists the power physical and environmental specifications for all the DT9810 DT9817 DT9817 H and DT9817 R modules Table 30 Power Physical and Environmental Specifications Feature DT9810 DT9817 DT9817 H and DT9817 R Power 5 V Enumeration lt 100 mA Operation lt 100 mA DT9810 DT9817 and DT9817 R lt 150 mA DT9817 H Physical Dimensions board Dimensions box with screw terminals and feet 100 mm L x 100 mm W x 15 5 mm H 107 7 mm L x 100 mm W x 33 5 mm H Weight board 60 3 g Weight box with screw terminals and feet 133 4 g Environmental Operating temperature range 0 to 45 C Storage temperature range 40 to 85 C Relative h
38. d the switch is open if the digital output bit is 0 On power up or reset of a DT9810 DT9817 or DT9817 H module a low value 0 is output from each of the digital output lines The DT9817 R module outputs a signal only if some voltage is connected to one side of the output Resolution The DT9810 provides 20 digital lines that are shared by the DIN and DOUT subsystems By default these lines are organized as two 8 bit ports elements 0 and 1 and one 4 bit port element 2 By configuring the resolution of each element in software you can combine all the digital lines into one or two ports if you wish Table 9 shows the effect of resolution on the DIN and DOUT subsystems for the DT9810 Principles of Operation Table 9 DT9810 Digital I O Lines and Resolution Settings DIN or DOUT Configurations Resolution Digital I O Lines Subsystem Three Separate 8 Port 0 lines 0 to 7 Element 0 Digital Ports Default 8 Port 1 lines 0 to 7 Element 1 Configuration 4 Port 2 lines 0 to 3 Element 2 All Digital Lines 20 Ports 0 1 and 2 combined Element 0 in One Port lines O to 19 All Digital Lines 16 Ports 0 and 1 combined Element 0 in Two Ports lines O to 15 4 Port 2 lines 0 to 3 Element 2 All Digital Lines 8 Port 0 lines 0 to 7 Element 0 in Two Ports 12 Ports 1 and 2 combined Element 1 lines O to 11 The DT9817 and DT9817 H provide 27 shared digital I O lines By default
39. e Input Signal software or external input Figure 20 Counter Timer Channel Principles of Operation C T Clock Sources The following clock sources are available for the counter timers Internal clock Through software specify the clock source as internal and specify the frequency at which to pace the counter timer operation The frequency of the internal C T clock can range from 4 Hz to 2 5 kHz DT9817 R or 4 Hz to 12 MHz all other modules External clock An external clock is useful when you want to pace counter timer operations at rates not available with the internal clock or if you want to pace at uneven intervals Connect an external clock with a maximum recommended frequency of 6 MHz to the Counter 0 In signal on the module Using software specify the C T clock source as external and specify a clock divider between 9600 and 130050 DT9817 R or between 2 and 130050 all other modules to determine the actual frequency at which to pace the counter timer operation For example if you connect a 6 MHz external C T clock and use a clock divider of 2 the resulting C T output frequency is 3 MHz Counter timer operations start on the falling edge of the Counter 0 In signal Gate Types The edge or level of the Counter 0 Gate signal determines when a counter timer operation is enabled Using software you can specify one of the following gate types None A software command enables any counter
40. e that you have used the latest installation and configuration information available Check that your system meets the requirements stated in Chapter 2 Check that you have installed your hardware properly using the instructions in Chapter 3 Check that you have installed and configured the device driver properly using the instructions in Chapter 2 Check that you have wired your signals properly using the instructions in Chapter 4 Search the DT Knowledgebase in the Support section of the Data Translation web site at www datatranslation com for an answer to your problem If you still experience problems try using the information in Table 25 to isolate and solve the problem If you cannot identify the problem refer to page 106 Troubleshooting Table 25 Troubleshooting Problems Symptom Possible Cause Possible Solution Module is not You plugged the From the Control Panel gt System gt recognized module into your Hardware gt Device Manager uninstall computer before installing the device driver any unknown devices showing a yellow question mark Then run the setup program on your OMNI CD to install the USB device drivers and reconnect your USB module to the computer Module does not respond The module configuration is incorrect Check the configuration of your device driver see the instructions in Chapter 2 The module is damaged Contact Data Translation for technical supp
41. ent of Communications Le pr sent appareil num rique n met pas de bruits radio lectriques d passant les limites applicables aux appareils num riques de la class A prescrites dans le R glement sur le brouillage radio lectrique dict par le Minist re des Communications du Canada Table of Contents About this Manual esee 9 Intended Audience 0 c cece tee eens 9 How this Manual is Organized 0 000000048 10 Conventions Used in this Manual s lusus 11 Related Information 00 unnur 11 Where To Get Helposnipgnieeinreremregieiekenid g erkes 12 Chapter 1 Overview cece eee eee 13 Key Hardware Features 00 0000 e cece eee eee 14 Analog Inputs lt 8 cb0 issn s ur sunei ente aeter deer 14 Counter Timer Channel 0 000000 cece eee eee 15 Digital I OLines esses 15 D I9817 H eiie eee RE E Sead ICE 15 DIISI R 4 eet ARE RU he eese RR eden 15 Supported Software o soir ck bb esae tbt en 16 Getting Started Procedure 2 2 6 cece cee eae 18 Part 1 Getting Started 19 Chapter 2 Preparing to Use a Module 21 Unpacking entere ete en eer 22 Checking the System Requirements issus 23 Installing theSoftware sse 24 Chapter 3 Setting Up and Installing the Module 27 Attaching Modules to the Computer 05 29 Connecting Directly to the US
42. ential inputs Check your wiring and ensure that your transducer is set up for single ended inputs required by the DT9810 module see the instructions in Chapter 4 The DT9810 module is out of calibration The DT9810 module is calibrated at the factory and should not require recalibration If you want to readjust the calibration of the analog input or analog output circuitry refer to the instructions on the Data Translation web site www datatranslation com 104 Troubleshooting Table 25 Troubleshooting Problems cont Symptom Possible Cause Possible Solution Computer does The power supply of Check the power requirements of your not boot the computer is too system resources and if needed get a small to handle all the larger power supply consult the module s system resources specifications on page 116 of this manual USB 2 0 is not Your operating Ensure that you load the appropriate recognized system does not have Windows Service Pack version 2 for the appropriate Windows XP or version 4 for Windows Service Pack 2000 If you are unsure of whether you installed are using USB 2 0 or USB 1 1 run the Open Layers Control Panel applet described in Chapter 3 Standby mode is For some PCs you may need to disable enabled on your PC standby mode on your system for proper USB 2 0 operation Consult Microsoft for more information 105 Chapter 8 Te
43. er 16 DT LV Link 24 DT Open Layers for NET Class Library 16 DTx EZ 17 24 duty cycle 82 E edge type gate falling 99 gate rising 99 edge to edge measurement mode 84 98 wiring 50 environmental specifications 116 errors analog input 74 event counting 83 98 wiring 47 external clock 81 97 external clock divider maximum 97 minimum 97 external positive digital trigger 96 F factory service 107 features 14 formatting data 74 frequency base clock 97 internal A D clock 71 97 internal A D sample clock 97 internal C T clock 81 97 internal retrigger clock 90 output pulse 85 frequency measurement 49 60 84 frequency output pulse 51 G gain actual available 92 analog input 71 number of 92 gate type 81 high edge 99 high level 98 internal 98 low edge 99 low level 98 gate falling edge type 99 gate rising edge type 99 generating pulses 86 H hardware features 14 help online 55 high drive digital outputs sinking 44 45 sourcing 44 45 46 high edge gate type 99 high level gate type 98 hot swapping 29 l inprocess buffers 90 123 Index 124 input channels 70 ranges 71 sample clock sources 71 installing the Quick Data Acq application in Windows 2000 55 in Windows XP 55 installing the software 24 internal clock 81 97 gate type 98 interrupt driven operations 99 L LabVIEW 17 LEDs 30 31 low edge gate type 99 low level gate type 98 LV Link 17 M MATLAB 17 MaxDiff
44. erentialChannels 91 MaxExtClockDivider 97 MaxFrequency 97 MaxMultiScanCount 90 MaxRetriggerFreq 90 MaxSingleEndedChannels 91 measuring frequency 84 measuring pulses 84 MinExtClockDivider 97 MinFrequency 97 MinRetriggerFreq 90 multiple channels analog input 70 N number of differential channels 91 gains 92 I O channels 91 resolutions 93 scans per trigger 90 single ended channels 91 voltage ranges 92 NumberOfChannels 91 NumberOfRanges 92 NumberOfResolutions 93 NumberOfSupportedGains 92 Nyquist Theorem 71 O online help 55 Open Layers Control Panel applet 23 105 operation modes continuous scan 72 single value analog input 72 single value digital I O 79 output pulses 52 61 98 outputting pulses 86 P period 51 85 physical specifications 116 power specifications 116 preparing to wire signals 37 pulse output 52 rate generation 86 testing 61 types 82 Index pulse width 51 82 85 Q Quick Data Acq 16 installing in Windows 2000 55 installing in Windows XP 55 running in Windows 2000 55 running in Windows XP 55 quickDAQ 16 R ranges analog input 71 number of 92 rate generation 86 98 recommendations for wiring 37 requirements 23 resolution 76 analog input 69 available 93 number of 93 programmable 93 retrigger clock frequency 90 returning boards to the factory 107 RMA 107 running the Quick Data Acq application in Windows 2000 55 in Windows XP 55 S sample clock so
45. for more information about using the counter timers Event Counting Figure 11 shows how to connect counter timer signals to the screw terminals on the module to perform an event counting operation using an external gate In this example the counter counts the number of falling edges that occur on the Counter 0 In signal when the Counter 0 Gate signal is in the active state as specified by software Refer to page 80 for more information 47 Chapter 4 Ground Signal Source Counter 0 In DT9810 or DT9817 Series Module D 19 18 qp 16 External Counter 0 Gate Ground Figure 11 Connecting Counter Timer Signals for an Event Counting Operation Using an External Gate Figure 12 shows how to connect counter timer signals to the screw terminals on the module to perform an event counting operation without using a gate also called a software gate The counter counts the number of falling edges that occur on the Counter 0 In signal Ground Signal Source Counter 0 In DT9810 or DT9817 Series Module D 19 18 Figure 12 Connecting Counter Timer Signals for an Event Counting 48 Operation Without Using a Gate Wiring Signals to the Module Frequency Measurement One way to measure frequency is to connect a pulse of a known duration to the Counter 0 Gate signal as shown in Figure 13 In this case the f
46. g Digital Input Signals Figure 5 shows how to connect digital input signals lines 0 and 1 in this case to the screw terminals of a DT9810 DT9817 or DT9817 H module Note Ensure that you also configure these lines for input using software Ground 29 D ee Digital O 1 A X 21 Digital 1 0 0 TTL Inputs J DT9810 DT9817 or DT9817 H Module Figure 5 Connecting Digital Inputs 42 Wiring Signals to the Module Figure 6 shows how to connect digital input signals lines 0 and 1 in this case to the screw terminals of a DT9817 R module 17 p Ground A 5 V 1 kc G TbiNiLow af 3 p LL DIN 1 High 2 p P DIN 0 Low Digital Inputs J 1 DNO High D DT9817 R Module 1 kQ pull up to 5 V required for TTL inputs Figure 6 Connecting Digital Inputs to a DT9817 R 43 Chapter 4 Connecting Digital Output Signals Figure 7 shows how to connect digital output signals line 8 in this case at the screw terminals of a DT9810 DT9817 or DT9817 H module Note Ensure that you also configure this line for output using software 38 Ground Out LED On X 30 Q Digital 1 0 8 Mh 5V DT9810 DT9817 or DT9817 H Module Figure 7 Connecting Digital Outputs DT9817 H High Drive Applications For high drive applications use the DT9817 H module Figure 8 shows how to
47. g F1 from any view or selecting the Help menu If the system has trouble finding the help file navigate to C Program Files Data Translation Win32 dtdataacq hlp where C is the letter of your hard disk drive 55 Chapter 5 Testing Single Value Analog Input To verify that the module can read a single analog input value do the following 1 Connect a voltage source such as a function generator to analog input channel 0 single ended mode on the DT9810 module Refer to page 41 for an example of how to connect a single ended analog input 2 In the Quick DataAcq application choose Single Analog Input from the Acquisition menu Select the appropriate DT9810 module from the Board list box In the Channel list box select analog input channel 0 In the Range list box select the range for the channel 0 to 2 44 V Select Single Ended NS fF 9 Click Get to acquire a single value from analog input channel 0 The application displays the value on the screen in both text and graphical form 56 Verifying the Operation of a Module Testing Continuous Analog Input To verify that the module can perform a continuous analog input operation do the following 1 Connect known voltage sources such as the outputs of a function generator to analog input channels 0 and 1 on the DT9810 module using the single ended configuration Refer to page 41 for an example of how to connect a single ended analog input 2 Inthe Q
48. he terms in the license agreement and then click Next The Destination Folder dialog box appears Change the default destination folder path if you wish by clicking Change and then click Next Preparing to Use a Module 9 Click Install The files are copied to the specified destination folder 10 Click Finish to complete the installation process Continue with the instructions in Chapter 3 starting on page 27 25 Chapter 2 26 3 Setting Up and Installing the Module Attaching Modules to the Computer cscri tiori niss 29 Changing the Name of a Module Optional 33 27 Chapter 3 Prepare to Use the Module see Chapter 2 starting on page 21 Set Up and Install the Module this chapter Wire Signals to the Module see Chapter 4 starting on page 35 Verify the Operation of the Module N see Chapter 5 starting on page 53 E Note The DT9810 module is factory calibrated and requires no further adjustment 28 Setting Up and Installing the Module Attaching Modules to the Computer This section describes how to attach a DT9810 DT9817 DT9817 H or DT9817 R module to the host computer Note Most computers have several USB ports that allow direct connection to USB devices If your application requires more modules than you have USB ports for you can expand the number of USB devices attached to a single USB port by using expan
49. how to verify the operation of the module with the Quick DataAcq application Chapter 6 Principles of Operation describes all of the features of the modules and how to use them in your application Chapter 7 Supported Device Driver Capabilities lists the supported subsystems and the associated capabilities accessible using the device driver for the modules Chapter 8 Troubleshooting provides information that you can use to resolve problems with a module should they occur Appendix A Specifications lists the specifications of the DT9810 DT9817 DT9817 H and DT9817 R modules Appendix B Screw Terminal Assignments shows the screw terminal assignments of the modules An index completes this manual About this Manual Conventions Used in this Manual The following conventions are used in this manual Notes provide useful information or information that requires special emphasis cautions provide information to help you avoid losing data or damaging your equipment and warnings provide information to help you avoid catastrophic damage to yourself or your equipment tems that you select or type are shown in bold Related Information Refer to the following documents for more information on using the DT9810 DT9817 DT9817 H and DT9817 R modules Benefits of the Universal Serial Bus for Data Acquisition This white paper describes why USB is an attractive alternative for data a
50. ing signals analog inputs 41 digital inputs 42 digital outputs 44 edge to edge measurement 50 event counting 47 frequency measurement 49 pulse output 52 connecting to the host computer 29 using an expansion hub 31 continuous analog input 89 scan operations 72 continuous counter timer 89 Control Panel applet 23 105 conversion modes continuous scan mode 72 digital I O 79 single value analog input 72 conversion rate 73 counter timer channels 80 91 clock sources 81 97 connecting edge to edge signals 50 connecting event counting signals 47 connecting frequency measurement signals 49 connecting pulse output signals 52 edge to edge measurement mode 98 event counting 98 gate types 81 gate falling edge type 99 gate rising edge type 99 high edge gate type 99 high level gate type 98 high to low output pulse 98 internal gate type 98 interrupt driven operations 99 low edge gate type 99 low level gate type 98 rate generation mode 98 subsystem specifications 114 counting events 83 customer service 107 D data encoding 91 data flow modes continuous analog input 89 continuous C T 89 single value 89 data format and transfer 74 DataAcq SDK 17 device driver 16 configuring 33 installing 24 differential channels 91 digital I O lines 75 operation modes 79 resolution 76 subsystem specifications 112 113 wiring inputs 42 wiring outputs 44 Index digital I O features testing 58 59 DT Measure Foundry 16 DT9810 Device Driv
51. l lines into two ports you have two choices configure element 0 for 24 bit resolution and element 3 for 4 bit resolution elements 1 and 2 would not be used or configure element 0 for 8 bit resolution and element 1 for 20 bit resolution elements 2 and 3 would not be used If you want to combine all the digital lines into three ports you have two choices configure element 0 for 16 bit resolution element 1 for 8 bit resolution and element 3 for 4 bit resolution element 2 would not be used or configure element 0 for 8 bit resolution element 1 for 16 bit resolution and element 3 for 4 bit resolution element 2 would not be used On the DT9817 R the DIN and DOUT subsystems are configured as separate dedicated 8 bit ports for DIN and DOUT respectively 93 Chapter 7 94 Thermocouple Support Table 20 DT9810 and DT9817 Series Thermocouple Support Options DT9810 and DT9817 Series Thermocouple Support SupportsThernocouple A D D A DIN DOUT C T QUAD Voltage Converted to Temperature in Hardware SupportsTemperatureDatalnStream Supported Thermocouple Types ThermocoupleType Supports CJC Source Internally in Hardware SupportsCJCSourcelnternal Supports CJC Channel SupportsCJCSourceChannel Available CJC Channels SupportedCJCChannels Supported Device Driver Capabilities IEPE Support Table 21 DT9810 and DT9817 Series IEPE Support Options D
52. lse Generator from the Control menu 3 Select the appropriate DT9810 or DT9817 Series module from the Board list box 4 Select Continuous to output a continuous pulse stream 5 Select High to low to output a falling edge pulse the low portion of the total pulse output period is the active portion of the signal 6 Click Start to generate the pulse s The application displays the results both in text and graphical form 7 Click Stop to stop a continuous pulse output operation 61 Chapter 5 62 Part 2 Using Your Module Principles of Operation Analog Input Peatules eee edd LER ead dates 69 Digital I O Features cook be RUE RR Heer 75 Counter Timer Features eee 80 65 Chapter 6 Figure 16 shows a block diagram of the DT9810 module Power 45V de Supply 2 44 V Reference C T Out 0 From USB 32 Bit 8 Channel Multiplexer T i j Port Counter Timer Cir Gate H gt A D Ch7 Cr In o A D Ch6 A D Clock p A D Ch5 Tea 10 Bit A D 7 eee Converter e p A D Ch3 qp A D Ch2 Digital 4q DIO 0 to 19 O 1 0 7 gt A D Ch1 e lm A D cho V ESD Buffered to d 4000 V ESD Buffered to 4000 V USB 2 0 or 1 1 Port Input FIFO Figure 16 Block Diagram of the DT9810 Module 66 Principles of Operation
53. n Interference This equipment has been tested and found to comply with CISPR EN55022 Class A and EN50082 1 CE requirements and also with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Changes or modifications to this equipment not expressly approved by Data Translation could void your authority to operate the equipment under Part 15 of the FCC Rules Note This product was verified to meet FCC requirements under test conditions that included use of shielded cables and connectors between system components It is important that you use shielded cables and connectors to reduce the possibility of causing interference to radio television and other electronic devices Canadian Department of Communications Statement This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Departm
54. n of the total pulse output period is the active portion of the counter timer clock output signal The duty cycle or pulse width indicates the percentage of the total pulse output period that is active In rate generation mode the duty cycle is fixed at 5076 for the modules Figure 21 illustrates a high to low going output pulse with a duty cycle of 50 Principles of Operation Total Pulse Period lt low pulse lt gt Active Pulse Width high pulse Figure 21 Example of a Pulse Output Signal with a 50 Duty Cycle High to Low Going Counter Timer Operation Modes The modules support the following counter timer operation modes e Event counting Frequency measurement Edge to edge measurement Rate generation Event Counting Use event counting mode if you want to count the number of falling edges that occur on Counter 0 In when the gate is active low level or high level Refer to page 81 for information about specifying the active gate type You can count a maximum of 4 294 967 296 events before the counter rolls over to 0 and starts counting again 83 Chapter 6 84 For event counting operations use software to specify the counter timer mode as count the C T clock source as external and the active gate type as low level or high level Make sure that the signals are wired appropriately Refer to Chapter 4 for an example of connecting an event counting application Freq
55. nel double click Open Layers Control Panel The Data Acquisition Control Panel dialog box appears 3 Click the module that you want to rename and then click Edit Name 4 Entera new name for the module and then click OK The name is used to identify the module in all subsequent applications 5 When you are finished configuring the module click Close 6 Repeatsteps3 to 5 for the other modules that you want to configure 7 Close the Data Acquisition Control Panel dialog box Continue with the instructions on wiring in Chapter 4 starting on page 35 33 Chapter 3 34 Wiring Signals to the Module Preparing o Wre Signal cick ea bed deed oe bee ees 37 Connecting Single Ended Analog Input Signals 41 Connecting Digital Input Signals 2 000 42 Connecting Digital Output Signals 206 EZ Connecting Counter Timer Signals 006 47 35 Chapter 4 36 C Prepare to Use a Module see Chapter 2 starting on page 21 New Set Up and Install the Module see Chapter 3 starting on page 27 Wire Signals to the Module this chapter 1 Verify the Operation of the Module see Chapter 5 starting on page 53 Wiring Signals to the Module Preparing to Wire Signals CAUTION To avoid electrostatic sensitivity unplug your module from the computer before wiring signals This section provides recommendations and
56. on on using the Quick DataAcq application The quickD AO application An evaluation version of this NET application is included on the Data Acquisition OMNI CD quickDAQ lets you acquire analog data from all devices supported by DT Open Layers for NET software at high speed plot it during acquisition analyze it and or save it to disk for later analysis DT Measure Foundry An evaluation version of this software is included or provided via a link on the OMNI CD DT Measure Foundry is drag and drop test and measurement application builder designed to give you top performance with ease of use development Order the full development version of this software package to develop your own application using real hardware DT Open Layers for NET Class Library Use this class library if you want to use Visual Cf or Visual Basic for NET to develop your own application software for a DT9810 or DT9817 Series module using Visual Studio 2003 or Visual Studio 2005 the class library complies with the DT Open Layers standard Overview DataAcq SDK Use the Data Acq SDK if you want to use Visual Studio 6 0 and Microsoft C or C to develop your own application software for a DT9810 or DT9817 Series module using Windows 2000 or Windows XP the DataAcq SDK complies with the DT Open Layers standard DTx EZ Use this optional software package if you want to use ActiveX controls to access the capabilities of the DT9810 or DT9817 Series modules
57. or condition called aliasing in which high frequency input components erroneously appear as lower frequencies after sampling 71 Chapter 6 Analog Input Conversion Modes The DT9810 supports the following conversion modes Single value operations Continuous scan operations The following subsections describes the conversion modes in more detail Single Value Operations Single value operations are the simplest to use Using software you specify the range gain and analog input channel The module acquires the data from the specified channel and returns the data immediately For a single value operation you cannot specify a clock source trigger source scan mode or buffer Single value operations stop automatically when finished you cannot stop a single value operation Continuous Scan Mode Use continuous scan mode if you want to accurately control the period between conversions of individual channels in a channel list When it receives a software trigger the module cycles through the channel list acquiring and converting the data for each entry in the list this process is defined as the scan The module then wraps to the start of the channel list and repeats the process continuously until either the allocated buffers are filled or until you stop the operation Refer to page 74 for more information about buffers 72 Principles of Operation The conversion rate is determined by the frequency of the inte
58. ort refer to page 106 Intermittent operation Loose connections or vibrations exist Check your wiring and tighten any loose connections or cushion vibration sources see the instructions in Chapter 4 The module is overheating Check environmental and ambient temperature consult the module s specifications on page 116 of this manual and the documentation provided by your computer manufacturer for more information Electrical noise exists Check your wiring and either provide better shielding or reroute unshielded wiring see the instructions in Chapter 4 103 Chapter 8 Table 25 Troubleshooting Problems cont Symptom Possible Cause Possible Solution Device failure error reported The module cannot communicate with the Microsoft bus driver or a problem with the bus driver exists Check your cabling and wiring and tighten any loose connections see the instructions in Chapter 4 The module was removed while an operation was being performed Ensure that your module is properly connected see the instructions in Chapter 3 Data appears to be invalid An open connection exists Check your wiring and fix any open connections see the instructions in Chapter 4 A transducer is not connected to the channel being read Check the transducer connections see the instructions in Chapter 4 The transducer is set up for differ
59. ple and hold Aperture uncertainty 2 ns Aperture delay 200 ns Throughput 25 kHz ESD protection per spec Arc 8kV Contact 4 kV Reference 2 44 V Monotonicity Yes a Very high input impedance minimizes any source error 111 Appendix A Table 27 lists the specifications for the digital input DIN and digital output DOUT subsystems on the DT9810 DT9817 and DT9817 H modules Table 27 DIN DOUT Subsystem Specifications Feature DT9810 DT9817 DT9817 H Number of digital I O lines 20 28 28 Number of ports 2 8 bit amp 1 4 bit 3 8 bit amp 1 4 bit 3 8 bit amp 1 4 bit Input termination No No No Logic family TTL TTL TTL Logic sense Positive true Positive true Positive true Inputs Input type Level sensitive Level sensitive Level sensitive Input logic load 1 TTL Load 1 TTL Load 1 TTL Load High input voltage 2 4V min 2 4 V min 2 4 V min Low input voltage 0 8 V max 0 8 V max 0 8 V max Low input current 0 4 mA max 0 4 mA max 0 4 mA max Outputs High output 2 8 V min 2 8 V min 2 8 V min Low output 0 6 V max 0 6 V max 0 6 V max High output current source typical 4 5 mA 4 5 mA 15 mA Low output current sink typical 10 mA 10 mA 64 mA Software I O selectable Yes Yes Yes ESD protection per spec Arc 8 kV 8 kV 8 kV Contact 4 kV 4 kV 4 kV Specifications Table 28 lists the specifications for the digital input DIN and digital output DOU
60. requency of the Counter 0 In signal is the number of counts divided by the period of the signal connected to the Counter 0 Gate input Ground DT9810 or DT9817 Series Module Signal gt 19 Source Counter 0 In Number of pulses counted during gate period 18 gt D 16 Counter 0 Gate Known Signal Determines period Source for count Figure 13 Connecting Counter Timer Signals for a Frequency Measurement Operation Using an External Pulse 49 Chapter 4 Edge to Edge Measurement Figure 14 shows how to connect counter timer signals to the module to perform an edge to edge measurement operation on one signal sources The counter measures the number of counts between the start edge in this case a rising edge on the Counter 0 Gate signal and the stop edge in this case another rising edge on the Counter 0 Gate signal You specify the start edge and the stop edge in software Refer to Chapter 6 for more information DT9810 or DT9817 Series Module Ground 19 Signal Source Counter 0 Gate gt qp 16 A A In this example the software returns the number of counts between the two rising edges Figure 14 Connecting Counter Timer Signals for an Edge to Edge Measurement Operation 50 Wiring Signals to the Module You can use edge to edge measurement to measure the following characteristics of a
61. resolution of 8 for the digital input port to accommodate the 8 digital input lines and a resolution of 8 for the digital output port to accommodate the 8 digital output lines These lines are organized as isolated dedicated ports with 8 bits each Each line has two inputs or outputs respectively for AC or DC operation You cannot configure port resolution through software Operation Modes The modules support single value digital I O operations only For a single value operation use software to specify the digital I O port the gain is ignored The module then reads data from or writes data to the digital lines associated with that port determined by the resolution setting Single value operations stop automatically when finished you cannot stop a single value operation 79 Chapter 6 Counter Timer Features This section describes the following features of counter timer C T operations on the DT9810 DT9817 DT9817 H and DT9817 R modules C T channel described below C T clock sources described on page 81 Gate types described on page 81 Pulse types and duty cycles described on page 82 C T operation modes described on page 83 C T Channel The modules provide one 32 bit counter timer The counter accepts a clock input signal and gate input signal and outputs a pulse pulse output signal as shown in Figure 20 80 Clock Input Signal internal or external Counter Pulse Output Signal Gat
62. rnal sample clock refer to page 71 for more information about the internal sample clock The sample rate which is the rate at which a single entry in the channel list is sampled is determined by the frequency of the input sample clock divided by the number of entries in the channel list To select continuous scan mode use software to specify the data flow as Continuous Figure 19 illustrates continuous scan mode using a channel list with three entries channel 0 channel 1 and channel 2 In this example analog input data is acquired on each clock pulse of the input sample clock When it reaches the end of the channel list the module wraps to the beginning of the channel list and repeats this process Data is acquired continuously ChanO Chan2 ChanO Chan2 ChanO Chan2 ChanO Chan 2 Chan 1 Chan 1 Chan 1 Chan 1 Internal i g Sample Clock Data is acquired continuously Software trigger occurs Figure 19 Continuous Scan Mode 73 Chapter 6 74 Input Triggers The DT9810 supports a software trigger for starting an analog input operation When the computer issues a write to the DT9810 module data acquisition begins Acquisition stops when either all the buffers on the queue have been filled or when you stop the operation Note that when you stop the operation the module finishes filling the current buffer Using software specify the trigger sour
63. signal e Pulse width The amount of time that a signal pulse is in a high or a low state or the amount of time between a rising edge and a falling edge or between a falling edge and a rising edge You can calculate the pulse width as follows Pulse width Number of counts 24 MHz Period The time between two occurrences of the same edge rising edge to rising edge or falling edge to falling edge You can calculate the period as follows Period 1 Frequency Period Number of counts 24 MHz Frequency The number of periods per second You can calculate the frequency as follows Frequency 24 MHz Number of Counts 51 Chapter 4 Rate Generation Figure 15 shows how to connect counter timer signals to the screw terminals of a module to perform a rate generation continuous pulse output operation in this example an external gate is used jolla DT9810 or DT9817 Series Module Heater 19 Controller o gt D J Counter 0 Out od Pr 16 D External cT 0 Gating di ate Switch M Ground Figure 15 Connecting Counter Timer Signals for a Rate Generation Operation Using an External Gate 52 Verifying the Operation of a Module Installing the Quick DataAcq Application 55 Running the Quick DataAcq Application 55 Testing Single Value Analog Input ssseess 56 Testing Continuous
64. sion hubs For more information refer to page 31 You can unplug a module and then plug it in again if you wish without causing damage This process is called hot swapping Your application may take a few seconds to recognize a module once it is plugged back in Connecting Directly to the USB Ports To connect modules directly to the USB ports of your computer do the following 1 Attach one end of the USB cable to the USB port on the module 2 Attach the other end of the USB cable to one of the USB ports on the host computer as shown in Figure 2 The operating system automatically detects the USB module 29 Chapter 3 30 DT9810 or DT9817 Series Modules d Be e USB Cable u Host Computer Figure 2 Attaching the Module to the Host Computer 3 Click Next and or Finish as required in the Found New Hardware wizard If the module is attached correctly the LED on the module turns green 4 Repeatthe steps to attach another module to the host computer if desired Setting Up and Installing the Module Connecting to an Expansion Hub Expansion hubs are powered by their own external power supply Theoretically you can connect up to five expansion hubs to a USB port on the host computer However the practical number of modules that you can connect to a single USB port depends on the throughput you want to achieve Each of the hubs
65. tal Out 1 High 2 Digital In 0 Low 22 Digital Out 0 Low 1 Digital In 0 High 21 Digital Out 0 High A A D subsystem specifications 110 aliasing 71 analog input channel list for analog input channels 70 channels 70 conversion modes 72 data format and transfer 74 error conditions 74 gain 71 ranges 71 resolution 69 sample clock sources 71 single ended operations 72 triggers 74 wiring 41 analog input features testing 56 57 applet Open Layers Control Panel 23 105 application wiring analog inputs 41 digital inputs 42 digital outputs 44 edge to edge measurement 50 event counting 47 frequency measurement 49 pulse output 52 applications DT Measure Foundry 16 LV Link 17 Index attaching the module to the computer 29 B base clock frequency 97 BaseClockFrequency 97 binary data encoding 91 buffers 90 inprocess flush 90 C C C programs 17 C T see counter timer 114 cables USB 29 31 CGLDepth 91 changing the name of a module 33 channel list analog input 70 channel type differential 91 single ended 91 channel gain list depth 91 channels analog input 70 counter timer 80 digital I O 75 number of 91 clock sources analog input 71 counter timer 81 121 Index 122 clocks base frequency 97 external 97 internal 97 maximum external clock divider 97 maximum throughput 97 minimum external clock divider 97 minimum throughput 97 configuring the device driver 33 connect
66. tch up to 30 V at 400 mA This section describes the following digital I O features of the DT9810 DT9817 DT9817 H and DT9817 R modules Digital I O lines described below Resolution described on page 76 Operation modes described on page 79 Digital I O Lines The number of digital I O lines that are available depends on the module you are using as shown in Table 8 Table 8 Number of Digital I O Lines Module Digital I O Lines DT9810 20 programmable I O lines DT9817 and DT9817 H 28 programmable I O lines DT9817 R 8 DIN 8 DOUT lines 75 Chapter 6 76 The DT9817 R module features eight dedicated digital input lines and eight dedicated digital output lines This module includes channel to channel isolation of up to 500 V 250 V between digital input channels that are paired in an opto isolator such as 0 and 1 2 and 3 etc On the DT9810 DT9817 and DT9817 H modules you can configure the number of lines per port by specifying the resolution as described in the next section Using software you can specify the digital I O line that you want to read or write in a single value digital I O operation Refer to page 79 for more information about single value operations A digital line is high if its value is 1 a digital line is low if its value is 0 On the DT9817 R module the digital output lines resemble a relay switch the switch is closed if the digital output bit is 1 an
67. te Generation 2 cece eee ee eee eee 86 Contents Chapter 7 Supported Device Driver Capabilities 87 Data Flow and Operation Options 0005 89 Buffering zie ee RR ct eee turti REA read REDE es 90 Triggered Scan Mode 0 cee eee ee 90 Data Encoding eeepc T Uere pee eee e ee de e 91 Channels 2535 9 pr Rep ERR pREEe PME dedos 91 ecu MP T 92 RANG OS aet re edebat eu em UD eie o se eee des 92 ResolutiO n 4c ene ERR RA RESTER E a eS 93 Thermocouple Support s s ssns eee eee ees 94 IEPE Su ppotti i ee pere ER P Mente et Fe ace 95 Triggers bbs eeepc auhebues bog ed erbe reda eredi eee 96 ac E 97 Counter Timers x eee bees tiene cena Lec n RET eei des 98 Chapter 8 Troubleshooting L lesse 101 General Checklist lsleseeeseeseeeeeeeeee 102 Technical Suppott oe rece tree He ens 106 If Your Module Needs Factory Service ssueu 107 Appendix A Specifications Ln 109 Appendix B Screw Terminal Assignments 117 Index A E EE SLE he ELEM ME IE DI 121 About this Manual The first part of this manual describes how to install and set up your DT9810 DT9817 DT9817 H or DT9817 R module and software and verify that your module is working properly The second part of this manual describes the features of the DT9810 DT9817 DT9817 H and DT9817 R modules and device drivers and how to program these modules using the DT Open
68. these lines are organized as three 8 bit ports elements 0 1 and 2 and one 4 bit port element 3 By configuring the resolution of each element in software you can combine all the digital lines into one two or three ports if you wish Table 10 shows the effect of resolution on the DIN and DOUT subsystems for the DT9817 and DT9817 H modules 77 Chapter 6 78 Table 10 DT9817 and DT9817 H Digital I O Lines and Resolution Settings DIN or DOUT Configurations Resolution Digital I O Lines Subsystem Four Separate 8 Port 0 lines 0 to 7 Element 0 Digital Ports Default 8 Port 1 lines O to 7 Element 1 Configuration 8 Port 2 lines 0 to 7 Element 2 4 Port 3 lines O to 3 Element 3 All Digital Lines 28 Ports 0 1 2 and 3 Element 0 in One Port combined lines O to 27 All Digital Lines 24 Ports 0 and 1 combined Element 0 in Two Ports lines O to 23 4 Port 3 lines O to 3 Element 2 All Digital Lines 8 Port 0 lines 0 to 7 Element 0 in Two Ports 20 Ports 2 and 3 combined Element 2 lines O to 19 All Digital Lines 16 Ports 0 and 1 combined Element 0 in Three Ports lines O to 15 8 Port 2 lines O to 7 Element 2 4 Port 3 lines O to 3 Element 3 All Digital Lines 8 Port 0 lines 0 to 7 Element 0 in Three Ports 16 Ports 1 and 2 combined Element 1 lines O to 15 4 Port 3 lines O to 3 Element 3 Principles of Operation The DT9817 R provides a
69. uency Measurement Connect a pulse of a known duration to the Counter 0 Gate signal Specify the active gate in software high level When the operation starts read the number of counts that occurred when the gate was active You can determine the frequency of the clock input signal using the following equation Frequency Measurement Number of Events Measurement Period Make sure that the signals are wired appropriately Refer to Frequency Measurement on page 49 for an example of connecting a frequency measurement application Edge to Edge Measurement Use edge to edge measurement mode if you want to measure the time interval between a specified start edge and a specified stop edge The start edge can occur on the rising edge or the falling edge of the Counter 0 Gate signal and the stop edge can occur on the rising edge or the falling edge of the Counter 0 Gate signal When the start edge is detected the counter timer starts incrementing and continues incrementing until the stop edge is detected The C T then stops incrementing until it is enabled to start another measurement When the operation is complete you can read the value of the counter You Principles of Operation can count a maximum of 4 294 967 296 events before the counter rolls over to 0 and starts counting again You can use edge to edge measurement to measure the following characteristics of a signal e Pulse width The amount of time that a sign
70. uick DataAcq application choose Scope from the Acquisition menu 3 Select the appropriate DT9810 module from the Board list box 4 Inthe Sec Div list box select the number of seconds per division 1 to 00001 for the display 5 Inthe Channel list box select analog input channel 1 and then click Add to add the channel to the channel list Note that by default channel 0 is included in the channel list 6 Click Config from the Toolbar 7 Inthe Config dialog select ChannelType and then select Single Ended 8 Inthe Config dialog select Range and then select Unipolar 9 From the Scope view double click the input range of the channel to change the input range of the module 0 to 2 44 V The display changes to reflect the selected range for all the analog input channels on the module 10 In the Trigger box select Auto to acquire data continuously from the specified channels or Manual to acquire a burst of data from the specified channels 57 Chapter 5 58 11 Click Start from the Toolbar to start the continuous analog input operation The application displays the values acquired from each channel ina unique color on the oscilloscope view 12 Click Stop from the Toolbar to stop the operation Testing Single Value Digital Input To verify that the module can read a single digital input value do the following 1 Connect a digital input to digital input line 0 of port A on the DT9810 or DT98
71. umidity to 9596 non condensing Altitude 10 000 feet Screw Terminal Assignments 117 Appendix B Table 31 lists the screw terminal assignments for the DT9810 module Table 31 DT9810 Screw Terminals Screw Screw Terminal Signal Terminal Signal 20 USB 5 V Out 40 Reserved 19 Ground 39 Reserved 18 Counter 0 In 38 Ground 17 Counter 0 Out 37 Digital I O 15 16 Counter 0 Gate 36 Digital I O 14 15 Ground 35 Digital I O 13 14 Digital I O 19 34 Digital I O 12 13 Digital I O 18 33 Digital I O 11 12 Digital I O 17 32 Digital I O 10 11 Digital I O 16 31 Digital 1 0 9 10 2 44 V Reference 30 Digital I O 8 9 Analog Ground 29 Ground 8 Analog Input CH7 28 Digital I O 7 7 Analog Input CH6 27 Digital I O 6 6 Analog Input CH5 26 Digital I O 5 5 Analog Input CH4 25 Digital I O 4 4 Analog Input CH3 24 Digital I O 3 3 Analog Input CH2 23 Digital I O 2 2 Analog Input CH1 22 Digital I O 1 1 Analog Input CHO 21 Digital I O 0 118 Screw Terminal Assignments Table 32 lists the screw terminal assignments for the DT9817 and DT9817 H modules Table 32 DT9817 and DT9817 H Screw Terminals Screw Screw Terminal Signal Terminal Signal 20 USB 5 V Out 40 Reserved 19 Ground 39 Reserved 18 Counter 0 In 38 Ground 17 Counter 0 Out 37 Digital I O 15 16 Counter 0 Gate 36 Digital I
72. urces 71 sample rate 73 SDK 17 service and support procedure 106 single channel analog input 70 single ended channels 91 number of 91 single value operations 89 analog input 72 digital I O 79 sinking 44 45 software packages 16 17 software trigger 74 96 sourcing 44 45 46 specifications 109 analog input 110 counter timer specifications 114 digital I O 112 113 environmental 116 physical 116 power 116 SupportedGains 92 SupportedResolutions 93 SupportedVoltageRanges 92 SupportsBinaryEncoding 91 SupportsBuffering 90 SupportsContinuous 89 SupportsCount 98 SupportsDifferential 91 SupportsExternalClock 97 SupportsGateFalling 99 SupportsGateHighEdge 99 SupportsGateHighLevel 98 SupportsGateLowEdge 99 SupportsGateLowLevel 98 SupportsGateNone 98 SupportsGateRising 99 SupportsHighToLowPulse 98 SupportsInProcessFlush 90 SupportsInternalClock 97 125 Index 126 SupportsInterrupt 99 SupportsMeasure 98 SupportsPosExternalTTLTrigger 96 SupportsRateGenerate 98 SupportsSingleEnded 91 SupportsSingleValue 89 SupportsSoftwareResolution 93 SupportsSoftwareTrigger 96 system requirements 23 T technical support 106 throughput maximum 97 minimum 97 transferring data analog input 74 triggered scan number of scans per trigger 90 retrigger frequency 90 triggers analog input 74 external positive digital 96 software 74 96 troubleshooting procedure 102 service and support procedure 106 troubleshooting table 103
73. using Microsoft Visual Basic or Visual C DTx EZ complies with the DT Open Layers standard DAQ Adaptor for MATLAB Data Translation s DAQ Adaptor provides an interface between the MATLAB Data Acquisition DAQ subsystem from The MathWorks and Data Translation s DT Open Layers architecture LV Link An evaluation version of LV Link is included on the Data Acquisition OMNI CD Use this software package if you want to use the LabVIEW graphical programming language to access the capabilities of the DT9810 and DT9817 Series modules 17 Chapter 1 Getting Started Procedure The flow diagram shown in Figure 1 illustrates the steps needed to get started using the DT9810 DT9817 DT9817 H and DT9817 R modules This diagram is repeated in each Getting Started chapter the shaded area in the diagram shows you where you are in the getting started procedure Prepare to Use the Module NC see Chapter 2 starting on page 21 Set Up and Install the Module see Chapter 3 starting on page 27 Wire Signals to the Module see Chapter 4 starting on page 35 Verify the Operation of the Module V see Chapter 5 starting on page 53 Figure 1 Getting Started Flow Diagram 18 Part 1 Getting Started Preparing to Use a Module MAINS EET 22 Checking the System Requirements sese 23 Installine Oe BON WATE ss bis ed ERE Ee ER Ree 24 21 Chapter 2 Prepare to Use the Module this

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