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DT9810 and DT9817 Series User`s Manual

1. l cee cece eee eee 29 Preparing to Wire Signals isses nn 31 Wiring Recommendations sss n 31 Wirm Locations ase h aE R ue ti cu SPEM tuit M teet ee 31 Connecting Single Ended Analog Input Signals 2eeeeeeeeeeeeeen 34 Connecting Digital Input Signals sssssss ee 35 Connecting Digital Output Signals 22222eeeesseeenssnennsnennn nenn 36 DT9817 H High Drive Applications sse eh 36 DI9817 R ne ee br Ee ree a eda ea ole Sai ted 37 Connecting Counter Timer Signals ooooooccccccccccccccrcc eee 38 Event COUNCIL 38 Frequency Measurement seesssseeeeeee n 39 Edge to Edge Measurement oooooooocncncnor o 40 Rate Generations ese REPRE na IESU PHAR Ei Eu ne e A 41 Contents Chapter 4 Verifying the Operation of a Module 200ee eens 43 Running the Quick DataAcq Application 0 00 ee 45 Testing Single Value Analog Input 0 0 0 0 cee ene 46 Testing Continuous Analog Input 0 0 6 enna 47 Testing Single Value Digital Input 0 0 e eee eee 48 Testing Single Value Digital Output 0 0 0 00 49 Testing Frequency Measurement o 50 Testing Pulse O tput ari wins tede ee ea a 51 Part 2 Using Your Module 2 00 e eee eee eens 53 Chapter 5 Principles of Operation 00 cee eee eee eee eee 55 Analog Input Features sisi vss ainsi an ame ee Voted 59 Input Resolution e e wie ase ee a a
2. Supported Device Driver Capabilities Channels Gain Table 13 DT9810 and DT9817 Series Channel Options DT9810 and DT9817 Series Number of Channels NumberOfChannels A D ga D A DIN DOUT C T QUAD SE Support SupportsSingleEnded Yes SE Channels MaxSingleEndedChannels DI Support SupportsDifferential Yes Yes Yes DI Channels MaxDifferentialChannels Maximum Channel Gain List Depth CGLDepth Simultaneous Sample and Hold Support SupportsSimultaneousSampleHold 16 Channel List Inhibit SupportsChannelListinhibit a The DT9810 provides analog input channels 0 to 7 b Supported only on the DT9810 Table 14 DT9810 and DT9817 Series Gain Options DT9810 and DT9817 Series Programmable Gain Support SupportsProgrammableGain A D D A DIN DOUT C T QUAD Number of Gains NumberOfSupportedGains Gains Available SupportedGains 75 Chapter 6 Ranges Table 15 DT9810 and DT9817 Series Range Options DT9810 and DT9817 Series AID D A DIN DOUT C T QUAD 76 Number of Voltage Ranges NumberOfRanges Available Ranges SupportedVoltageRanges 0 to 2 44 V Current Output Support SupportsCurrentOutput Resolution Table 16 DT9810 and DT9817 Series Resolution Options Software Programmable Resolution SupportsSoftwareR
3. 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 Digital Out 1 High 2 Digital In O Low 22 Digital Out O Low 1 Digital In O High 21 Digital Out O High A A D subsystem specifications 88 aliasing 60 analog input channel list for analog input channels 59 channels 59 conversion modes 60 data format and transfer 62 error conditions 62 gain 60 ranges 60 resolution 59 sample clock sources 60 single ended operations 61 triggers 62 wiring 34 analog input features testing 46 47 applet Open Layers Control Panel 83 application wiring analog inputs 34 digital inputs 35 digital outputs 36 edge to edge measurement 40 event counting 38 frequency measurement 39 pulse output 41 applications LV Link 16 Measure Foundry 16 attaching the
4. 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 72 Supported Device Driver Capabilities Data Flow and Operation Options Table 9 DT9810 and DT9817 Series Data Flow and Operation Options DT9810 and DT9817 Series AID D A DIN DOUT C T QUAD Single Value Operation Support SupportsSingleValue Yes Yes Yes Yes Simultaneous Single Value Output Operations SupportsSetSingleValues 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 Star
5. 23 Chapter 2 24 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 expansion hubs For more information refer to page 25 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 and starts the Found New Hardware wizard DT9810 or DT9817 Series Modules USB Ports d Be Host Computer B C USB Cable Figure 2 Attaching the Module to the Host Computer 3 For Windows Vista a Click Locate and install driver software recommended The popup message Windows needs your permission to continue appears b Click Continue The Win
6. Table 1 Key Features of the DT9810 and DT9817 Series Modules Analog Input Analog Input Module Analog Inputs Resolution I O Range Sample Rate Digital I O C T DT9810 8SE 10 bit O to 2 44 V 25 kS s 20 1 0 1 DT9817 B 28 I O 1 DT9817 H 28 I O High Drive 1 DT9817 R 8 In 8 Out 1 Isolated High Drive Analog Inputs 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 Counter Timer Channel These modules support one 32 bit counter timer channel This 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 1 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 14 Overview DT9817 R The DT9817 R is a robust industrial grade module that provides the following additional features 8 channel to channel opto isolated digital inputs 8 channel to channel opto isolated digital outputs 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 So
7. 4 Analog Input CH3 24 Digital VO 3 3 Analog Input CH2 23 Digital VO 2 2 Analog Input CH1 22 Digital I O 1 1 Analog Input CHO 21 Digital I O O Table 3 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 VO 15 16 Counter 0 Gate 36 Digital VO 14 15 Ground 35 Digital VO 13 14 Digital I O 27 34 Digital I O 12 13 Digital I O 26 33 Digital VO 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 VO 8 9 Ground 29 Ground 8 Digital I O 23 28 Digital VO 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 VO 4 4 Digital I O 19 24 Digital VO 3 Wiring Signals to the Module Table 3 DT9817 and DT9817 H Screw Terminal Assignments cont Screw Screw Terminal Signal Terminal Signal 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 O Table 4 DT9817 R Screw Terminal Assignments Screw Screw Terminal Signal Terminal Signal 20 5V Out 10mA isolated 40 Reserved 19 Isolated Ground 39 Counter 0 Out 18 Counter 0 In 38 Isolated Ground 17 Counter 0 Gate 37 Reserved 16 Digit
8. Figure 21 Example of a Pulse Output Signal with a 50 Duty Cycle High to Low Going 67 Chapter 5 Counter Timer Operation Modes The modules support the following counter timer operation modes e Event counting Frequency measurement Edge to edge measurement e 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 67 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 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 3 for an example of connecting an event counting application Frequency 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 page 39 for an example of connecting a frequency measurement
9. 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 i Chan 1 Chan 1 i Chan 1 Chan 1 al TT ERN Clock Data is acquired continuously Software trigger occurs Figure 19 Continuous Scan Mode 61 Chapter 5 62 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 source 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 bu
10. 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 gu N Connect a scope to counter timer 0 on the DT9810 or DT9817 Series module Refer to page 38 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 In the Quick DataAcq application choose Pulse Generator from the Control menu Select the appropriate DT9810 or DT9817 Series module from the Board list box Select Continuous to output a continuous pulse stream 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 Click Start to generate the pulse s The application displays the res
11. ao gr geo w Connect a voltage source such as a function generator to analog input channel 0 single ended mode on the DT9810 module Refer to page 34 for an example of how to connect a single ended analog input 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 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 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 95 Ip 10 11 12 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 34 for an example of how to connect a single ended analog input In the Quick DataAcq application choose Scope from the Acquisition menu Select the appropriate DT9810 module from the Board list box In the Sec Div list box select the number of seconds per division 1 to 00001 for the display In the Channel list box select analog input channel 1 and then click Add to add the channel to the chan
12. 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 62 for more information about buffers The conversion rate is determined by the frequency of the internal sample clock refer to page 60 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
13. 92 Specifications Regulatory Specifications Table 28 lists the regulatory specifications for the DT9810 DT9817 DT9817 H and DT9817 R modules Table 28 Regulatory Specifications Feature Specifications Emissions EMI FCC Part 15 EN55022 1994 A1 1995 A2 1997 VCCI AS NZS 3548 Class A Immunity EN61000 6 1 2001 RoHS EU Directive 2002 95 EG Compliant as of July 1st 2006 93 Appendix A 94 Screw Terminal Assignments screw Terminal Assignments for the DTM 96 Screw Terminal Assignments for the DT9817 and DT9817 H 2222222200 97 98 Screw Terminal Assignments for the DT9817 R 22 2222ceeeeeeeeennnn 95 Appendix B Screw Terminal Assignments for the DT9810 Table 29 lists the screw terminal assignments for the DT9810 module Table 29 DT9810 Screw Terminals 96 Screw Screw Terminal Signal Terminal Signal 20 USB 5 V Out 40 Reserved 19 Ground 39 Reserved 18 Counter O In 38 Ground 17 Counter 0 Out 37 Digital VO 15 16 Counter 0 Gate 36 Digital VO 14 15 Ground 35 Digital VO 13 14 Digital I O 19 34 Digital I O 12 13 Digital I O 18 33 Digital VO 11 12 Digital VO 17 32 Digital VO 10 11 Digital I O 16 31 Digital I O 9 10 2 44 V Reference 30 Digital VO 8 9 Analog Ground 29 Ground 8 Analog Input CH7 28 Digital VO 7 7 Analog Input CH6 27 Digital I O 6
14. Supply Figure 8 Sinking up to 64 mA with the DT9817 H Module 36 Wiring Signals to the Module 29 D Ground 21 0 DT9817 H Module YYY Digital VO 0 Source up to15 mA Figure 9 Sourcing up to 15 mA with the DT9817 H Module DT9817 R The digital output lines of the DT9817 R instrument act as a solid state relay The customer supplied signal can be 30 V at up to 400 mA peak AC or DC You can use the digital output lines of the DT9817 R temperature instrument to control solid state or mechanical relays or high current electric motors Figure 10 shows how to connect DT9817 R digital output signals to control a motor relay DT9817 R Digital I O Connector Controlled by Software La E o H 1 Motor Relay Y e SY 10A Fuse pin 21 Digital Out 0 High A gt r1 O Hot Neutral D 120 V AC pin 22 Digital Out 0 Low or 240 V AC 30V DC 400 mA Output can switch AC or DC Figure 10 Switching up to 30 V at 400mA with the DT9817 R Module 37 Chapter 3 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 e Event counting Frequency measurement Edge to edge measurement Continuous pulse output rate generation This section describes how to connect counter timer signals for these ope
15. application 68 Principles of Operation 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 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 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 e Frequency The number of periods per second You can calculate the freq
16. can combine allthe digital lines into one or two ports if you wish Table 6 shows the effect of resolution on the DIN and DOUT subsystems for the DT9810 Table 6 DT9810 Digital I O Lines and Resolution Settings DIN or DOUT Configurations Resolution Digital I O Lines Subsystem Three Separate Digital Ports 8 Port 0 lines 0 to 7 Element 0 Default Configuration 8 Port 1 lines O to 7 Element 1 4 Port 2 lines O to 3 Element 2 All Digital Lines in One Port 20 Ports 0 1 and 2 combined Element 0 lines O to 19 All Digital Lines in Two Ports 16 Ports O and 1 combined Element 0 lines O to 15 4 Port 2 lines 0 to 3 Element 2 All Digital Lines in Two Ports 8 Port 0 lines O to 7 Element 0 12 Ports 1 and 2 combined Element 1 lines O to 11 The DT9817 and DT9817 H provide 28 shared digital I O lines By default 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 7 shows the effect of resolution on the DIN and DOUT subsystems for the DT9817 and DT9817 H modules Table 7 DT9817 and DT9817 H Digital I O Lines and Resolution Settings DIN or DOUT Configurations Resolution Digital I O Lines Subsystem Four Separate Digital Ports 8 Port 0 lines 0 to 7 Element 0 Default Config
17. for differential 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 3 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 Computer does not boot The power supply of the computer is too small to handle all the system resources Check the power requirements of your system resources and if needed get a larger power supply consult the module s specifications on page 92 of this manual USB 2 0 is not recognized Your operating system does not have the appropriate Service Pack installed Ensure that you load the appropriate Windows Service Pack version 2 for Windows XP If you are unsure of whether you are using USB 2 0 or USB 1 1 run the Open Layers Control Panel applet described in Chapter 2 Standby mode is enabled on your PC For some PCs you may need to disable standby mode on your system for proper USB 2 0 operation Consult Microsoft for more information 83 Chapter 7 84 Technical Support If you have difficulty using a DT9810 DT9817 DT9817 H or DT9817 R module Data Translation s Technical Support Departme
18. these lines for input using software Ground 29 D 22 p Digital I O 1 21 p Digital 1 0 0 TTL Inputs DT9810 DT9817 or DT9817 H Module I Figure 5 Connecting Digital Inputs 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 170 Ground A 5 V 1 ko 4 D DIN1Low 9 3 p DIN 1 High 26 T DIN 0 Low Digital Inputs 16 e J DIN 0 High T DT9817 R Module 1 KQ pull up to 5 V required for TTL inputs Figure 6 Connecting Digital Inputs to a DT9817 R 35 Chapter 3 Connecting Digital Output Signals Figure 7 shows how to connect digital output signals line 8 in this case at the screw terminals of aDT9810 DT9817 or DT9817 H module Note Ensure that you also configure this line for output using software Ground 38 Q Out LED On Xx Digital O 8 e i DT9810 DT9817 or DT9817 H Module 30 Q Figure 7 Connecting Digital Outputs DT9817 H High Drive Applications For high drive applications use the DT9817 H module Figure 8 shows how to 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 29 O Ground 21 Q m Digital I O 0 Sink up to 64 mA External 5V Power DT9817 H Module
19. 13 In this case the frequency 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 Signal Source Ground Counter 0 In Number of pulses counted during gate period DT9810 or DT9817 Series Module lg 19 18 QD 16 Source Counter 0 Gate Known Signal Determines period for count Figure 13 Connecting Counter Timer Signals for a Frequency Measurement Operation Using an External Pulse 39 Chapter 3 40 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 page 69 for more information DT9810 or DT9817 Series Module Ground D 19 Signal Source Counter 0 Gate gt O 16 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 You can use edge to edge measurement to measure the following characteristics of a signal Pulse width The amount of tim
20. 6 Analog Input CH5 26 Digital I O 5 5 Analog Input CH4 25 Digital I O 4 4 Analog Input CH3 24 Digital VO 3 3 Analog Input CH2 23 Digital VO 2 2 Analog Input CH1 22 Digital I O 1 1 Analog Input CHO 21 Digital I O O Screw Terminal Assignments Screw Terminal Assignments for the DT9817 and DT9817 H Table 30 lists the screw terminal assignments for the DT9817 and DT9817 H modules Table 30 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 VO 15 16 Counter 0 Gate 36 Digital VO 14 15 Ground 35 Digital VO 13 14 Digital I O 27 34 Digital I O 12 13 Digital I O 26 33 Digital VO 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 VO 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 VO 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 O 97 Appendix B Screw Terminal Assignments for the DT9817 R Table 31 lists the screw terminal assignments for the DT9817 R module Table 31 DT9817 R Screw Terminals 98
21. 9817 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 Principles of Operation 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 e None A software command enables any counter timer operation immediately after execution e 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 generation modes refer to page 68 for more information about these modes Logic high level external gate i
22. DATA TRANSLATION UM 21223 P DT9810 and DT9817 Series User s Manual Fourteenth Edition May 2010 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 2010 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 ER 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 Television Int
23. OUT subsystems on the DT9817 R module 89 Appendix A 90 Table 25 DT9817 R DIN DOUT Subsystem Specifications Feature DT9817 R Number of digital I O lines 16 8 In 8 Out Number of ports Inputs Input type High input voltage Low input voltage High input current Low input current 2 8 bit 1 In 1 Out AC or DC 3 to 32 V lt 15V 2 2 kQ resistor to 1 2 V 2 2 kQ resistor to 1 2 V Termination Series 2 2 KQ Outputs Output type Solid state Relay Output driver CMOS High output 30V Low output 0 4 V 400 mA Breakdown voltage 60 V Contact impedance 10 Isolation voltage To computer ground 500 V Input within pairs 0 amp 1 2 amp 3 etc Input across pairs 250 V 125 V 500 V 250 V Output channel to channel 500 V Software l O selectable Yes ESD protection per spec Arc 8kV Contact AkV Specifications Counter Timer Specifications Table 26 lists the specifications for the C T subsystem on the DT9810 DT9817 DT9817 H and DT9817 R modules Table 26 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 32 bit Minimum pulse width 200 us DT9817 R minimum amount of time it takes a 200 ns other modules C T to recognize an input pulse Logic fami
24. Support SupportsVariablePulseWidth No None internal Gate Type Support SupportsGateNone Yes High Level Gate Type Support SupportsGateHighLevel Yes Low Level Gate Type Support SupportsGateLowLevel Yes High Edge Gate Type Support SupportsGateHighEdge Yes Low Edge Gate Type Support SupportsGateLowEdge Yes Level Change Gate Type Support SupportsGateLevel Clock Falling Edge Type SupportsClockFalling Clock Rising Edge Type SupportsClockRising Gate Falling Edge Type SupportsGateFalling Yes 79 Chapter 6 Table 21 DT9810 and DT9817 Series Counter Timer Options cont DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Gate Rising Edge Type SupportsGateRising Yesb 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 80 General Checklist core Technical Support oc user em If Your Module Needs Factory Service Troubleshooting 81 Chapter 7 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 h
25. 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 2 lists the screw terminal assignments for the DT9810 module Table 3 for the DT9817 and DT9817 H modules Table 4 for the DT9817 R module Table 2 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 VO 15 16 Counter 0 Gate 36 Digital VO 14 15 Ground 35 Digital VO 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 VO 9 10 2 44 V Reference 30 Digital VO 8 9 Analog Ground 29 Ground 31 Chapter 3 32 Table 2 DT9810 Screw Terminal Assignments cont Screw Screw Terminal Signal Terminal Signal 8 Analog Input CH7 28 Digital VO 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 VO 4
26. al 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 O Low 22 Digital Out 0 Low 1 Digital In O High 21 Digital Out O High 33 Chapter 3 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 D 9 d Analog In 1 Q 2 D 1 Analog In 0 DT9810 Module Vsource 0 Signal Source Figure 4 Connecting Single Ended Inputs 34 Wiring Signals to the Module Connecting Digital Input Signals Figure 5 shows how to connect digital input signals lines 0 and 1 in this case to the screw terminals of aDT9810 DT9817 or DT9817 H module Note Ensure that you also configure
27. all subsequent applications When you are finished configuring the module click Close Repeat steps 3 to 5 for the other modules that you want to configure Close the Data Acquisition Control Panel dialog box Continue with the instructions on wiring in Chapter 3 starting on page 29 27 Chapter 2 28 Wiring Signals to the Module Tugparmgip Welle in le ne ee hd 31 Connecting Single Ended Analog Input Signals 00 e eee e eee eee 34 Connechitis Dipital nputSienals io var een ea EIER 35 Connecting Digital Output Signals 0 0 eee eee eee 36 Connecting Counters Timer Signals 62 lt 0 502s nenn abode ee ae 38 29 Chapter 3 o Set Up and Install the Module Ne see Chapter 2 starting on page 21 Wire Signals to the Module this chapter Verify the Operation of the Module see Chapter 4 starting on page 43 30 Wiring Signals to the Module Preparing to Wire Signals This section provides recommendations and 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 Follow standard ESD procedures when wiring signals to the module 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
28. amaged Contact Data Translation for technical support refer to page 84 Intermittent operation Loose connections or vibrations Check your wiring and tighten any loose exist connections or cushion vibration sources see the instructions in Chapter 3 The module is overheating Check environmental and ambient temperature consult the module s specifications on page 92 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 3 Troubleshooting Table 22 Troubleshooting Problems cont Symptom Possible Cause Possible Solution Device failure error reported The module cannot communicate with the Microsoft bus driver ora problem with the bus driver exists Check your cabling and wiring and tighten any loose connections see the instructions in Chapter 3 The module was removed while an operation was being performed Ensure that your module is properly connected see the instructions in Chapter 2 Data appears to be invalid An open connection exists Check your wiring and fix any open connections see the instructions in Chapter 3 A transducer is not connected to the channel being read Check the transducer connections see the instructions in Chapter 3 The transducer is set up
29. ample and hold Aperture uncertainty 2ns Aperture delay 200 ns Throughput 25 kHz ESD protection per spec Arc 8 kV Contact 4 kV Reference 2 44 V Monotonicity Yes a Very high input impedance minimizes any source error Specifications Digital I O Specifications Table 24 lists the specifications for the digital input DIN and digital output DOUT subsystems on the DT9810 DT9817 and DT9817 H modules Table 24 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 8 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 Table 25 lists the specifications for the digital input DIN and digital output D
30. anyway The LED on the module turns green For Windows XP a Click Next and or Finish as required in the wizard Once the firmware is loaded the wizard restarts to initiate the firmware to accept commands b Click Next and or Finish again The LED on the module turns green Note Windows 7 finds the device automatically 25 Chapter 2 5 Repeat these steps until you have attached the number of expansion hubs and modules 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 caes E y Host Computer Dum USB Cable USB Cable H o oO Power Supply x Expansion V for Hub n Power Supply for Hub DT9810 or DT9817 Series DT9810 or DT9817 Series Module Module USB Cables Figure 3 Attaching Multiple Modules Using Expansion Hubs 26 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 2 From the Windows Start menu select Settings Control Panel From the Control Panel double click Open Layers Control Panel The Data Acquisition Control Panel dialog box appears Click the module that you want to rename and then click Edit Name Enter a new name for the module and then click OK The name is used to identify the module in
31. autions 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 Items 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 acquisition It is available on the Data Translation web site www datatranslation com Measure Foundry 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 data acquisition devices DT Open Layers for NET User s Manual UM 22161 For programmers who are developing their own application programs using Visual C 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 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 t
32. ave used this information Check the OMNICD for any README files and ensure that you have used the latest installation and configuration information available Check that your system meets the requirements stated in the README file on the OMNICD Check that you have installed your hardware properly using the instructions in Chapter 2 Check that you have configured the device driver properly using the instructions in Chapter 2 Check that you have wired your signals properly using the instructions in Chapter 3 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 22 to isolate and solve the problem If you cannot identify the problem refer to page 84 Table 22 Troubleshooting Problems Symptom Possible Cause Possible Solution Module is not You plugged the module into your From the Control Panel gt System gt Hardware gt 82 recognized computer before installing the Device Manager uninstall any unknown devices device driver 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 The module configuration is Check the configuration of your device driver respond incorrect see the instructions in Chapter 2 The module is d
33. c 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 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 XP Windows Vista or Windows 7 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 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 Overview 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 get
34. cations Le present appareil num rique n amp 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 Ministere des Communications du Canada Table of Contents About this Manual aoee aaae a a E nun nenn nun n n nn nn 9 Intended Audience edt tee een ee ee ee 9 How this Manual is Organized o o o o ooococooccocrr nenn 9 Conventions Used in this Manual ira ieran eee n 10 Related Information 6 3 20 eee dd ehe ae fen 10 Where lo Get Help 4 5 Ss o ss er en ae ul boo 11 Chapter 1 Overview o oooocccocon nun eee 13 Key Hardware Features 2 une ea ee en la 14 Analog Inputs vic 52 2 ee EI un 14 Counter Timer Channel 0000 e eee s 14 Digital I O Lines 2 20 RA REED A 14 D I98175EL erg ee a ee a P Eee detis 14 DTM casu oe e EROR eate VIC M ege X re ee te ie ee ete 15 Supported Software cie cue ee an an ah 16 Getting Started Procedures sa mire ninani or AA een 17 Part 1 Getting Started 4u0s a an ar Rx 19 Chapter 2 Setting Up and Installing the Module 0 oooooooo 21 Unpacking sauna ee e aaa 23 Attaching Modules to the Computer 0 2 occ eens 24 Connecting Directly to the USB Ports 66 nee 24 Connecting to an Expansion Hub 66 25 Changing the Name of a Module Optional 27 Chapter 3 Wiring Signals to the Module
35. 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 60 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 59 Chapter 5 60 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 in the list Refer to page 60 for more information about the supported conversion modes Note 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 fo
36. crew Terminal Assignments for the DT9817 R ooooccococcccccccccccccccc o 98 Index a eei ieiuna gri ed a det cavenda er re e 99 Contents 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 Layers for NET Class Library software Troubleshooting information is also provided Note For information on checking system requirements installing the software and viewing the documentation refer to the README file on the OMNICD 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 XP Windows Vista or Windows 7 operating system It is assumed that you have some familiarity with data acquisition principles and that you understand your application How this Manual is Orga
37. dows Security dialog box appears c Click Install this driver software anyway The LED on the module turns green Setting Up and Installing the Module 4 For Windows XP a Click Next and or Finish as required in the wizard Once the firmware is loaded the wizard restarts to initiate the firmware to accept commands b Click Next and or Finish again The LED on the module turns green Note Windows 7 finds the device automatically Repeat these steps to attach another module to the host computer if desired Connecting to an Expansion Hub Expansion hubs are powered by their own external power supply The practical number of modules that you can connect to a single USB port depends on the throughput you want to achieve 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 Connect the power supply for the expansion hub to an external power supply Connect the expansion hub to the USB port on the host computer using another USB cable The operating system automatically detects the USB device and starts the Found New Hardware wizard For Windows Vista a Click Locate and install driver software recommended The popup message Windows needs your permission to continue appears b Click Continue The Windows Security dialog box appears c Click Install this driver software
38. e Refer to page 67 for more information about gate types Make sure that the signals are wired appropriately Refer to page 41 for an example of connecting a rate generation application D Supported Device Driver Capabilities Data Plow and Operation Pie een ne rd acea 73 AE a PT HU 74 Tree BIDS octo eto etr eerte e e eee rete ers 74 QUII see petrol act eta eo RC goo ORA old d vc o OR era 75 Channels 4 2 0424 een Edu nes nei are Eds 75 Don BER at AAA AAA 76 o p PA UU aa a ine a en en 76 Thetmocouple and TO CUPP rasen ahnen 77 O 77 ji ee ee De el 78 Mino 78 Counter THORS A A e REFER ERE I E ue Eri 79 71 Chapter 6 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 27 Table 8 DT9810 and DT9817 Series Subsystems Total Subsystems on Module 1to 4 1to 4b 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
39. e E hun 59 Analog Input Channels 0 0 0 0 0000 cee eee 59 Specifying a Single Analog Input Channel sssssssssss 59 Specifying One or More Analog Input Channels 0000000005 59 Input Ranges and Gains 2 ee 60 Input Sample Clock Sources aisen ainiai a y eens 60 Analog Input Conversion Modes 22222ceeesseessnennnsnennn nennen 60 Single Value Operations 222222enssseeensensnnnennnnennnennnn 61 Continuous Scan Mode ooooccccocccc nn 61 Inp t Irigeers aia ee tn Dip le tp aM eur uar d 62 Data Format and Transfer 00 a Kae EE cette teen een eens 62 Error Conditions 82 2 aaa reete a e a eae ee eee 62 Digital I O FSatures cas us oce aite en rn oleh wees Sys ner 63 Digital O Eines uere ree rete ne ann er 63 Resolution ar AAA Bonn RN end 64 Operation Modes 5a seen ann esa bennen pei et Pedale beu bus qd end dk 65 Counter Timer Features vomer ara a E BEANE re 66 C T Channel tern oases eons ae ele ee pr E aede S Nerd 66 C V CloekSources 1 ueri ahs EY eddie Ra ab ete END ES 66 Gate ly pes sie A ES ans 67 Pulse Duty Cycles re ee a eee 67 Counter Timer Operation Modes 222222sssesesssnsnsnennnnnnnnn 68 Event Counting av x ce RECEN delta ea a eut istos De er E 68 Frequency Measurement sees nn 68 Edge to Edge Measurement ssoi t reni csse tesga tasme uaga e 69 R te Generation oos otepa mal VERE hey AE A 69 Contents Chapter 6 Sup
40. e Value Digital Output 0a ne 49 Testing Frequency Measurement 2u ss00e e teta en 50 Testne eu nee aa 51 43 Chapter 4 N Set Up and Install the Module see Chapter 2 starting on page 21 Wire Signals to the Module see Chapter 3 starting on page 29 Verify the Operation of the Module this chapter Verifying the Operation of a Module Running the Quick DataAcq Application The Quick DataAcq application is installed automatically when you install the driver software To run the Quick DataAcq application do the following 1 If you 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 Incl DT Open Layers for Win32 QuickDataAcq The main menu appears 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 pressing 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 45 Chapter 4 46 Testing Single Value Analog Input To verify that the module can read a single analog input value do the following 1
41. e 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 Wiring Signals to the Module 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 en DT9810 or DT9817 Series Module Heater Controller g Counter 0 Out a u FS 16 gt D External Counter 0 Gating Gate Switch Ground Figure 15 Connecting Counter Timer Signals for a Rate Generation Operation Using an External Gate 41 Chapter 3 42 NL Verifying the Operation of a Module Running the Quick DataAcg Appligatian nme zes Peace me Xe hd 45 Testing Single Valus Analog Input us cree era t eee 46 Testing Continous Analog put ea EIS 47 Testing Single Value Mie tal ip ae nen OF RR a 48 Testing Simgl
42. edge type 79 gate rising edge type 80 generating pulses 69 H hardware features 14 help online 45 high drive digital outputs sinking 36 sourcing 36 37 high edge gate type 79 Index high level gate type 79 hot swapping 24 j inprocess buffers 74 input channels 59 ranges 60 sample clock sources 60 internal clock 66 78 gate type 79 interrupt driven operations 80 L LabVIEW 16 LEDs 24 25 low edge gate type 79 low level gate type 79 LV Link 16 M MATLAB 16 MaxDifferentialChannels 75 MaxExtClockDivider 78 MaxFrequency 78 MaxMultiScanCount 74 MaxRetriggerFreq 74 MaxSingleEndedChannels 75 Measure Foundry 16 measuring frequency 68 measuring pulses 69 MinExtClockDivider 78 MinFrequency 78 MinRetriggerFreq 74 multiple channels analog input 59 N number of differential channels 75 gains 75 I O channels 75 resolutions 76 scans per trigger 74 single ended channels 75 voltage ranges 76 NumberOfChannels 75 NumberOfRanges 76 NumberOfResolutions 76 NumberOfSupportedGains 75 Nyquist Theorem 60 O online help 45 Open Layers Control Panel applet 83 operation modes continuous scan 61 single value analog input 61 single value digital I O 65 output pulses 41 51 79 outputting pulses 69 P period 40 69 physical specifications 92 power specifications 92 preparing to wire signals 31 pulse output 41 rate generation 69 testing 51 types 67 pulse width 40 67 69 Q Quick Data Ac
43. erference This equipment has been tested and found to comply with CISPR EN55022 Class A and EN61000 6 1 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 Department of Communi
44. esolution DT9810 and DT9817 Series A D D A DIN Yes DOUT Yes C T QUAD Number of Resolutions NumberOfResolutions 1 4 5 or 1P 4 5 or 1P Available Resolutions SupportedResolutions 10 See notes b and c below See notes b and c 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 digital 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 a
45. ffers 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 ifanew 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 switch 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 64 Operation modes described on page 65 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 5 Table 5 Number of Digital I O Lines Module Digital I O Lines DT9810 20 programmable l O lines DT9817 and DT9817 H 28 program
46. ftware 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 page 27 for 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 4 for more information on using the Quick DataAcq application The quickDAQ 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 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 C or Visual Basi
47. he 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 DAQ Adaptor to provide an interface between the MATLAB Data Acquisition subsystem from The MathWorks and Data Translation s DT Open Layers architecture About this Manual e LV Link Online Help This help file describes how to use LV Link with the LabVIEW graphical programming language to access the capabilities of Data Translation data acquisition devices e Microsoft Windows XP Windows Vista or Windows 7 documentation e USB web site http www usb org Where To Get Help 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 7 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 11 About this Manual 12 Overview Key Hardwar Features une ea Er ne Ges 14 supported SOLID anne en ide en en aan na 16 17 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
48. ital 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 65 Chapter 5 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 66 Gate types described on page 67 Pulse types and duty cycles described on page 67 C T operation modes described on page 68 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 Clock Input Signal internal or external 9 Counter Pulse Output Signal Gate Input Signal software or external input Figure 20 Counter Timer Channel C T Clock Sources The following clock sources are available for the counter timers 66 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 DT
49. 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 g e P N Connect a digital output to digital output line 0 of port B on the DT9810 or DT9817 Series module Refer to page 36 for an example of how to connect a digital output In the Quick DataAcq application select Digital Output from the Control menu Select the appropriate DT9810 or DT9817 Series module from the Board list box Select digital output port B by clicking Port B Click the 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 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 graphical form 49 Chapter 4 50 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 38 for an example of how to connect signals to a counter timer for a frequency measurement operation
50. lock Yes D A DIN DOUT C T Yes QUAD External Clock Support SupportsExternalClock Yes Simultaneous Input Output on a Single Clock Signal SupportsSimultaneousClocking Base Clock Frequency BaseClockFrequency 24 MHz 24 MHz Maximum Clock Divider MaxExtClockDivider 1 130050 Minimum Clock Divider MinExtClockDivider 1 2 or 9600 Maximum Frequency MaxFrequency 25 kHz 12 MHz or 2 5 kHz Minimum Frequency MinFrequency 30 Hz 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 Supported Device Driver Capabilities Counter Timers Table 21 DT9810 and DT9817 Series Counter Timer Options DT9810 and DT9817 Series A D D A DIN DOUT C T QUAD Cascading Support SupportsCascading Event Count Mode Support SupportsCount Yes Generate Rate Mode Support SupportsRateGenerate Yes One Shot Mode Support SupportsOneShot 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
51. ly TTL Inputs Level sensitive Input logic load 1 TTL Load 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 3 0 V min 0 1 mA Source Other modules 2 8 V min 2 mA Source Low output DT9817 R 0 4 V max 2 mA Sink Other modules 0 6 V max 12 mA Sink Isolation voltage DT9817 R 500 V to computer ground ESD protection per spec Arc 8 kV Contact 4 kV Internal clock frequency DT9817 R 4 Hz to 2 5 kHz Other modules 4 Hz to 12 MHz External clock divider DT9817 R 9600 to 130050 Other modules 2 to 130050 91 Appendix A Power Physical and Environmental Specifications Table 27 lists the power physical and environmental specifications for the DT9810 DT9817 DT9817 H and DT9817 R modules Table 27 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 100 mm L x 100 mm W x 15 5 mm H Dimensions box with screw terminals and feet 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 y Environmental Operating temperature range 0 to 45 C Storage temperature range 40 to 85 C Relative humidity to 95 non condensing Altitude 10 000 feet
52. mable I O lines DT9817 R 8 DIN 8 DOUT lines 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 ina single value digital I O operation Refer to page 65 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 and the switch is open if the digital output bit is 0 On power up or reset of a DT9810 DT9817 or D19817 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 63 Chapter 5 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
53. module to the computer 24 B base clock frequency 78 BaseClockFrequency 78 binary data encoding 74 buffers 74 inprocess flush 74 C C C programs 16 C T see counter timer 91 cables USB 24 25 CGLDepth 75 Index changing the name of a module 27 channel list analog input 59 channel type differential 75 single ended 75 channel gain list depth 75 channels analog input 59 counter timer 66 digital I O 63 number of 75 clock sources analog input 60 counter timer 66 clocks base frequency 78 external 78 internal 78 maximum external clock divider 78 maximum throughput 78 minimum external clock divider 78 minimum throughput 78 configuring the device driver 27 connecting signals analog inputs 34 digital inputs 35 digital outputs 36 edge to edge measurement 40 event counting 38 frequency measurement 39 pulse output 41 connecting to the host computer 24 using an expansion hub 25 continuous analog input 73 scan operations 61 continuous counter timer 73 Control Panel applet 83 conversion modes continuous scan mode 61 digital I O 65 single value analog input 61 conversion rate 61 counter timer channels 66 75 clock sources 66 78 connecting edge to edge signals 40 connecting event counting signals 38 99 Index 100 connecting frequency measurement signals 39 connecting pulse output signals 41 edge to edge measurement mode 79 event counting 79 gate types 67 gate falling edge type 79 gate rising edge
54. nd 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 2 for 8 bit resolution and element 3 for 4 bit resolution element 1 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 Supported Device Driver Capabilities Thermocouple and RTD Support Table 17 DT9810 and DT9817 Series Thermocouple and RTD Support Options DT9810 and DT9817 Series A D D A DIN DOUT C T Thermocouple Support SupportsThernocouple QUAD RTD Support SupportsRTD Resistance Support ReturnsOhms Voltage Converted to Temperature in Hardware SupportsTemperatureDatalnStream Supported Thermocouple Types ThermocoupleType Supported RTD Types RTDType Supports CJC Source Internally in Hardware SupportsCjcSourcelnternal Supports CJC Channel SupportsCjcSourceChannel Available CJC Channels CjcChannel Supports Interleaved CJC Values in Data Stream SupportsInterleavedCjcTemperaturesInStream Supports Programmable Filters SupportsTemperatureFilters Programmable Filter Types TemperatureFilterType IEPE Support Table 18 DT9810 and DT9817 Serie
55. nel list Note that by default channel 0 is included in the channel list Click Config from the Toolbar In the Config dialog select ChannelType and then select Single Ended In the Config dialog select Range and then select Unipolar 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 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 Click Start from the Toolbar to start the continuous analog input operation The application displays the values acquired from each channel in a unique color on the oscilloscope view Click Stop from the Toolbar to stop the operation 47 Chapter 4 48 Testing Single Value Digital Input To verify that the module can read a single digital input value do the following 1 gu qme Bi N Connect a digital input to digital input line 0 of port A on the DT9810 or DT9817 Series module Refer to page 35 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
56. nized This manual is organized as follows e 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 Setting Up and Installing the Module describes how to install the module and how to configure the device driver Chapter 3 Wiring Signals to the Module describes how to wire signals to the module Chapter 4 Verifying the Operation of a Module describes how to verify the operation of the module with the Quick DataAcq application Chapter 5 Principles of Operation describes all of the features of the modules and how to use them in your application Chapter 6 Supported Device Driver Capabilities lists the supported subsystems and the associated capabilities accessible using the device driver for the modules About this Manual 10 Chapter 7 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 Conventions Used in this Manual The following conventions are used in this manual Notes provide useful information or information that requires special emphasis c
57. nput 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 68 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 69 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 69 for more information about these modes Pulse Duty Cycles Counter timer output signals from the modules are high to low going signals The low portion 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 50 for the modules Figure 21 illustrates a high to low going output pulse with a duty cycle of 50 Total Pulse Period a high pulse low pulse PTE Active Pulse Width
58. nt 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 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 2 Using the original packing materials if available package the module as follows Wrap the module in an electrically conductive plastic material Handle with ground protection A static discharge can destroy comp
59. onents on the module Place ina secure shipping container 3 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 85 Chapter 7 86 m Specifications Analog Input bpecificationi u ea an e n esc al 88 TASA TO Speci Ca ONS ee el 89 Counter Timer Specilicalons 2 lec reri ea a 91 Power Physical and Environmental SpecificatiONS o oooooooocommmmmmmmo room 92 R golalory PRCA A YEA Du en a ae DRE P 93 87 Appendix A Analog Input Specifications Table 23 lists the specifications for the A D subsystem on the DT9810 module Table 23 A D Subsystem Specifications 88 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 1 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 A D conversion time 40 us Channel acquisition time LSB 40 us S
60. ows a block diagram of the DT9817 R module POMO NT PN 5 V isolated Supply From USB 32 Bit gt iiec 0 Port Counter Timer ENS et C T In O Up to 32 V Inputs 4 le e e e le e gt E DIN 0 to 7 gt Eo a pDOUT 0 to 7 n T e e e e 1e y 500 V y Channel Channel Isolation Channel Channel Isolation up to 500V USB 2 0 Isolation up to 500V Figure 18 Block Diagram of the DT9817 R Module 58 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 59 Inputranges and gains described on page 60 Input sample clock sources described on page 60 Analog input conversion modes described on page 60 Input triggers described on page 62 e Data format and transfer described on page 62 Error conditions described on page 62 Input Resolution The resolution of the A D subsystem on the DT9810 module is 10 bits This resolution is fixed it cannot be programmed in software 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
61. ported Device Driver CapabilitieS 71 Data Flow and Operation Options 00 66 eee 73 B ffering os cites ES restant an Run ner ne AA 74 Triggered Scan Mode i u 08 ee eee Sad eer da 74 Data Encoding sse aee i a i b da yk yas vsus 74 Channels see ernennen En Ra eund 75 CA I een ee AAA ee See 75 R nges usa sand aan nr ae ee aan er aaa 76 Resoluti n simas E er RE se ins 76 Thermocouple and RTD Support ssssssssssese nennen nenn 77 TEPE SuppOEt meth p en ee era 77 PIO BOTS en bc ia A at Unt fr erue ghana 78 Cloc KSim a lee ure PECES EIQUE UE OR CN OR RE ENS 78 Co nter Timers 2 04405 54e2ced ori edierobobie ENG MP ren a an RS 79 Chapter 7 Troubleshooting ooococoocnncrn emn 81 General Checklists ic vie lta ee ea n Ru a 82 Technical Supports eit aee en 84 If Your Module Needs Factory Service 0 6 6 cen eee 85 Appendix A Specifications o ooococoooonrrn nnn 87 Analog Input Specifications isses nn 88 Digital I O Specifications eresia 0 eee cece eee eee ee 89 Counter Timer Specifications s u pcos ck ees seeds ek m he Re TERE OS ES 91 Power Physical and Environmental Specifications 92 Regulatory Specifications ssssssssee nn 93 Appendix B Screw Terminal Assignments ooccocooccn o 95 Screw Terminal Assignments for the DT9810 ooooocccccccccccccccccc 96 Screw Terminal Assignments for the DT9817 and DI9817 H 2 22 2220 97 S
62. q 16 running 45 quickDAQ 16 R ranges analog input 60 number of 76 rate generation 69 79 recommendations for wiring 31 resolution 64 analog input 59 available 76 number of 76 programmable 76 retrigger clock frequency 74 returning boards to the factory 85 RMA 85 running the Quick Data Acq application 45 101 Index 102 S sample clock sources 60 sample rate 61 SDK 16 service and support procedure 84 single channel analog input 59 single ended channels 75 number of 75 single value operations 73 analog input 61 digital I O 65 sinking 36 software packages 16 software trigger 62 78 sourcing 36 37 specifications 87 analog input 88 counter timer specifications 91 digital I O 89 90 environmental 92 physical 92 power 92 regulatory 93 SupportedGains 75 SupportedResolutions 76 SupportedVoltageRanges 76 SupportsBinaryEncoding 74 SupportsBuffering 74 SupportsContinuous 73 SupportsCount 79 SupportsDifferential 75 SupportsExternalClock 78 SupportsGateFalling 79 SupportsGateHighEdge 79 SupportsGateHighLevel 79 SupportsGateLowEdge 79 SupportsGateLowLevel 79 SupportsGateNone 79 SupportsGateRising 80 SupportsHighToLowPulse 79 SupportsInProcessFlush 74 SupportsInternalClock 78 SupportsInterrupt 80 SupportsMeasure 79 SupportsPosExternalTTL Trigger 78 SupportsRateGenerate 79 SupportsSingleEnded 75 SupportsSingleValue 73 SupportsSoftwareResolution 76 SupportsSoftwareTrigger 78 T technical
63. r 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 error condition called aliasing in which high frequency input components erroneously appear as lower frequencies after sampling 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 Principles of Operation Single Value Operations Single value operations are the simplest to use Using software
64. ration modes Refer to page 66 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 68 for more information Ground DT9810 or DT9817 Series Module Signal o gt qp 19 Source Counter 0 In q 18 16 Counter gt D External i 0 Gate Gating Switch 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 38 Wiring Signals to the Module Ground Signal Source pie Counter 0 In DT9810 or DT9817 Series Module gt D 19 gt D 18 Figure 12 Connecting Counter Timer Signals for an Event Counting Operation Without Using a Gate 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
65. s IEPE Support Options DT9810 and DT9817 Series A D D A DIN DOUT C T Software Programmable AC Coupling SupportsACCoupling QUAD Software Programmable DC Coupling SupportsDCCoupling Software Programmable External Excitation Current Source SupportsExternalExcitationCurrentSrc Software Programmable Internal Excitation Current Source SupportsInternalExcitationCurrentSrc Available Excitation Current Source Values SupportedExcitationCurrentValues 77 Chapter 6 Triggers Table 19 DT9810 and DT9817 Series Trigger Options DT9810 and DT9817 Series Software Trigger Support SupportsSoftwareTrigger A D Yes D A DIN DOUT C T Yes QUAD External Positive TTL Trigger Support SupportsPosExternalTTLTrigger Yes External Negative TTL Trigger Support SupportsNegExternalTTLTrigger External Positive TTL Trigger Support for Single Value Operations SupportsSvPosExternalTTLTrigger External Negative TTL Trigger Support for Single Value Operations SupportsSvNegExternalTTLTrigger Positive Threshold Trigger Support SupportsPosThresholdTrigger Negative Threshold Trigger Support SupportsNegThresholdTrigger Digital Event Trigger Support SupportsDigitalEventTrigger Clocks 78 Table 20 DT9810 and DT9817 Series Clock Options DT9810 and DT9817 Series Internal Clock Support A D SupportsinternalC
66. support 84 throughput maximum 78 minimum 78 transferring data analog input 62 triggered scan number of scans per trigger 74 retrigger frequency 74 triggers analog input 62 external positive digital 78 software 62 78 troubleshooting procedure 82 service and support procedure 84 troubleshooting table 82 U units counter timer 66 unpacking 23 USB cable 24 25 V Visual Basic for NET programs 16 Visual Basic programs 16 Visual C programs 16 Visual C programs 16 voltage ranges 60 76 number of 76 W wiring signals analog inputs 34 digital inputs 35 digital outputs 36 edge to edge measurement 40 event counting 38 frequency measurement 39 methods 31 preparing 31 pulse output 41 recommendations 31 writing programs in C C 16 Visual Basic 16 Index Visual Basic NET 16 Visual C 16 Visual C 16 103 Index 104
67. t List Support SupportsSimultaneousStart Supports Programmable Synchronization Modes SupportsSynchronization Synchronization Modes SynchronizationMode Interrupt Support SupportsinterruptOnChange Output FIFO Size FifoSize Auto Calibrate Support SupportsAutoCalibrate a The A D subsystem is supported only on the DT9810 73 Chapter 6 Buffering Table 10 DT9810 and DT9817 Series Buffering Options DT9810 and DT9817 Series Buffer Support SupportsBuffering AID Yes D A DIN DOUT C T QUAD Single Buffer Wrap Mode Support SupportsWrapSingle Inprocess Buffer Flush Support SupportsinProcessFlush Yes Triggered Scan Mode Table 11 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 Data Encoding 74 Table 12 DT9810 and DT9817 Series Data Encoding Options DT9810 and DT9817 Series Binary Encoding Support A D SupportsBinaryEncoding Yes D A DIN DOUT C T QUAD Twos Complement Support SupportsTwosCompEncoding Returns Floating Point Values ReturnsFloats
68. ting started procedure Set Up and Install the Module see Chapter 2 starting on page 21 Wire Signals to the Module see Chapter 3 starting on page 29 Verify the Operation of the Module see Chapter 4 starting on page 43 Figure 1 Getting Started Flow Diagram 17 Chapter 1 18 Part 1 Getting Started 2 Setting Up and Installing the Module A ee rie MIL ee 23 Attaching Modules to the Computer ee en 24 Changing the Name of a Module Optional 0 0 cece eee eee eee 27 Chapter 2 a Set Up and Install the Module Y this chapter Wire Signals to the Module see Chapter 3 starting on page 29 Verify the Operation of the Module see Chapter 4 starting on page 43 22 Setting Up and Installing the Module Unpacking Open the shipping box and verify that the following items are present DT9810 DT9817 DT9817 H or DT9817 R module e OMNI CD e 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 ext 1323 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 Note The DT9810 module is factory calibrated and requires no further adjustment
69. type 80 high edge gate type 79 high level gate type 79 high to low output pulse 79 internal gate type 79 interrupt driven operations 80 low edge gate type 79 low level gate type 79 rate generation mode 79 subsystem specifications 91 counting events 68 customer service 85 D data encoding 74 data flow modes continuous analog input 73 continuous C T 73 single value 73 data format and transfer 62 DataAcq SDK 16 device driver 16 configuring 27 differential channels 75 digital I O lines 63 operation modes 65 resolution 64 subsystem specifications 89 90 wiring inputs 35 wiring outputs 36 digital I O features testing 48 49 DT9810 Device Driver 16 DT Open Layers for NET Class Library 16 DTx EZ 16 duty cycle 67 E edge type gate falling 79 gate rising 80 edge to edge measurement mode 69 79 wiring 40 environmental specifications 92 errors analog input 62 event counting 68 79 wiring 38 external clock 66 78 external clock divider maximum 78 minimum 78 external positive digital trigger 78 F factory service 85 features 14 formatting data 62 frequency base clock 78 internal A D clock 60 78 internal A D sample clock 78 internal C T clock 66 78 internal retrigger clock 74 output pulse 69 frequency measurement 39 50 68 frequency output pulse 40 G gain actual available 75 analog input 60 number of 75 gate type 67 high edge 79 high level 79 internal 79 low edge 79 low level 79 gate falling
70. uency 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 page 40 for an example of connecting an edge to edge measurement application 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 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 69 Chapter 5 70 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 gat
71. ults both in text and graphical form Click Stop to stop a continuous pulse output operation 51 Chapter 4 52 Part 2 Using Your Module JJ Principles of Operation Analog Input Far ee era ee Pape bare e b eoe 59 Digital I CFPeatums eenei csser ee Lee rere en aan ia 63 Counter Timer Feabures A ex aed ae ele alge ween a 66 55 Chapter 5 Figure 16 shows a block diagram of the DT9810 module Say A 5 2 2 44 V Reference Tp C T Out 0 8 Channel Multiplexer a oc C T Gate 0 A D Ch7 441 C T Ino ADCH6 L4 A D Clock gt A DCh5 IN ad Ric 10 Bit A D E el gt Converter e A D Ch3 e e A D Ch2 Digital sg gt DIO 0 to 19 J 1 0 B A DChi e A D cho le Ul ESD Buffered to i 4000 V ESD Buffered to 4000 V USB 2 0 or 1 1 Port Lo Figure 16 Block Diagram of the DT9810 Module 56 Figure 17 shows a block diagram of the DT9817 and DT9817 H modules From USB Port USB 2 0 or 1 1 Port Ld Principles of Operation Input FIFO Power I d ey Supply 32 Bit PA C T Out 0 Bi Counter Timer t C T Gate 0 44 1 Cmno Digital DIO 0 to 27 vo A b ESD Buffered to 4000 V Figure 17 Block Diagram of the DT9817 and DT9817 H Modules 57 Chapter 5 Figure 18 sh
72. uration 8 Port 1 lines O to 7 Element 1 8 Port 2 lines O to 7 Element 2 4 Port 3 lines O to 3 Element 3 All Digital Lines in One Port 28 Ports 0 1 2 and 3 Element 0 combined lines O to 27 64 Principles of Operation Table 7 DT9817 and DT9817 H Digital I O Lines and Resolution Settings cont DIN or DOUT Configurations Resolution Digital I O Lines Subsystem All Digital Lines in Two Ports 24 Ports 0 1 and 2 combined Element 0 lines O to 23 4 Port 3 lines O to 3 Element 3 All Digital Lines in Two Ports 8 Port 0 lines O to 7 Element 0 20 Ports 1 2 and 3 combined Element 1 lines 0 to 19 All Digital Lines in Three 16 Ports 0 and 1 combined Element 0 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 in Three 8 Port O lines O to 7 Element 0 Ports 16 Ports 1 and 2 combined Element 1 lines 0 to 15 4 Port 3 lines O to 3 Element 3 The DT9817 R provides a 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 dig

DT9810 and DT9817 Series User`s Manual

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