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Appendix A

Digital I/O Specifications

Table 27

lists the digital input and digital output specifications for the DT9850 Series modules.

Table 27: Digital Input and Digital Output Specifications

Feature

Specifications

Digital logic type

CMOS

Number of lines

8 digital inputs (port B);
8 digital outputs (port A)

Digital I/O transfer rate

Up to 1 kHz (system dependent)

Power on and reset state

Digital input

Pull-up/pull-down
configuration

User-configurable on inputs

;

By default, all input pins floating

a. For pull-up, connect the Digital I/O Termination Select pin to the +5 V Out pin. For

pull-down, connect the Digital I/O Termination select pin to the Digital Ground pin.

Digital input loading

TTL (default)
47 k

(pull-up/pull-down configuration)

Inputs
    Input type:
    Input load:
    High-level input voltage:
    Low-level input voltage:

Interrupt-on-change:

Level sensitive
Schmitt trigger
3.5 V minimum
1.5 V maximum
Digital input lines 0 to 6

Outputs
    Output driver:
  Output driver high voltage:
    Output driver low voltage:

Push-pull logic
4.3 V minimum (IOH = –2 mA);
0.6 V maximum (IOL = 10 mA)

Содержание DT9850 Series

Страница 1: ...DT9850 Series UM 22600 M User s Manual Title Page ...

Страница 2: ...rights of Data Translation Inc Use duplication or disclosure by the United States Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer software clause at 48 C F R 252 227 7013 or in subparagraph c 2 of the Commercial Computer Software Registered Rights clause at 48 C F R 52 227 19 as applicable Data Translation Inc 100 Locke Drive M...

Страница 3: ...ions 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...

Страница 4: ......

Страница 5: ...nfiguring the DT9850 Series Device Driver 27 Chapter 3 Wiring Signals 29 Preparing to Wire Signals 31 Wiring Recommendations 31 Wiring Signals to the DT9850 Series Module 31 Connecting an Analog Output Signal 36 Connecting Voltage Output Signals 36 Connecting Current Output Signals 36 Connecting Digital I O Signals 38 Configuring the State of the Digital Input Signals 38 Connecting Digital Input S...

Страница 6: ...Channels on Multiple Modules with a Single Value 55 Continuously Updating Analog Output Channels on One Module with a Waveform 57 Data Transfer 58 Data Format 58 Digital I O Features 60 Digital I O Lines 60 Resolution 60 Interrupts 60 Operation Modes 61 Counter Timer Features 62 Chapter 6 Supported Device Driver Capabilities 63 Data Flow and Operation Options 65 Buffering 66 Triggered Scan Mode 66...

Страница 7: ...ndix A Specifications 87 Analog Output Specifications 88 Digital I O Specifications 90 Counter Timer Specifications 91 DAC_Sync Trigger Specifications 92 Power Physical and Environmental Specifications 93 Regulatory Specifications 94 Appendix B Screw Terminal Assignments 95 DT9853 Screw Terminal Assignments 96 DT9853 M Screw Terminal Assignments 97 DT9854 Screw Terminal Assignments 98 DT9854 M Scr...

Страница 8: ...Contents 8 ...

Страница 9: ...nciples and that you understand your application How this Manual is Organized This manual is organized as follows Chapter 1 Overview describes the major features of the DT9850 Series module as well as the supported software and accessories for the modules Chapter 2 Setting Up and Installing the Module describes how to install a DT9850 Series module and configure the device driver Chapter 3 Wiring ...

Страница 10: ...re 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 of 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 Op...

Страница 11: ...11 1 Overview DT9850 Series Hardware Features 12 Supported Software 14 Getting Started Procedure 15 ...

Страница 12: ...udes the DT9853 DT9853 M DT9854 and DT9854 M modules Figure 1 shows a DT9850 Series module Figure 1 DT9850 Series Module Table 1 lists the key differences of each module in the series Table 1 Key Differences of the DT9850 Series Modules Module of Analog Outputs 10 V and 0 to 10 V Outputs 0 to 20 mA Current Output DT9853 4 Yes No DT9853 M 4 Yes Yes DT9854 8 Yes No DT9854 M 8 Yes Yes ...

Страница 13: ...idirectional DAC_Sync pin that you can use to update the analog output channels of multiple modules simultaneously One dedicated 8 bit digital input port with interrupt on change capability on seven lines for monitoring critical signals Digital input lines configurable for pull up or pull down One dedicated 8 bit digital output port 32 bit counter timer for event counting applications 300 V galvan...

Страница 14: ...s module using Visual Studio 2003 2012 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 DT9850 Series module using Windows Vista Windows 7 or Windows 8 the DataAcq SDK complies with the DT Open Layers standard DAQ Adaptor for MATLAB Data Translation s...

Страница 15: ...iagram is repeated in each Getting Started chapter the shaded area in the diagram shows you where you are in the getting started procedure Figure 2 Getting Started Flow Diagram Set Up and Install the Module see Chapter 2 starting on page 19 Wire Signals see Chapter 3 starting on page 29 Verify the Operation of the Module see Chapter 4 starting on page 41 ...

Страница 16: ...Chapter 1 16 ...

Страница 17: ...Part 1 Getting Started ...

Страница 18: ......

Страница 19: ...19 2 Setting Up and Installing the Module Unpacking 21 System Requirements 22 Attaching Modules to the Computer 23 Configuring the DT9850 Series Device Driver 27 ...

Страница 20: ...Appendix 20 Set Up and Install the Module this chapter Wire Signals see Chapter 3 starting on page 29 Verify the Operation of the Module see Chapter 4 starting on page 41 ...

Страница 21: ...r 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 listed on Data Translation s web site www datatranslation com Note The DT9850 Series module is factory calibrated If you decide that you want to recalibrate the analog outpu...

Страница 22: ...able operation ensure that your computer meets the following system requirements Processor Pentium 4 M or equivalent RAM 1 GB Screen Resolution 1024 x 768 pixels Operating System Windows 8 Windows 7 Windows Vista 32 and 64 bit Disk Space 4 GB ...

Страница 23: ...r 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 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 The DT9850 Series module uses less than 500 mA therefore it does not require external...

Страница 24: ...detects the USB module and starts the Found New Hardware wizard Figure 3 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 Windows Security dialog box appears c Click Install this driver software anyway Attach the USB cable EP365 here Plug the ...

Страница 25: ...llowing 1 Attach one end of the USB cable to the module and the other end of the USB cable to an expansion hub 2 Connect the power supply for the expansion hub to an external power supply 3 Connect the expansion hub to the USB port on the host computer using another USB cable The operating system automatically detects the USB module and starts the Found New Hardware wizard 4 For Windows Vista a Cl...

Страница 26: ...d on to the DT9850 Series module when your application program opens the module The LED on the module turns green to indicate that power is turned on USB Cable Expansion Hubs Host Computer DT9850 Series Module Power Supply for Hub DT9850 Series Module DT9850 Series Module USB Cables USB Cables USB Cable DT9850 Series Module Power Supply for Hub ...

Страница 27: ...ars 4 Click the DT9850 Series module that you want to configure and then click Advanced 5 Click the Digital Input Mask tab to select the digital input lines that you want to enable for interrupt on change detection where bit 0 corresponds to digital input line 0 bit 1 corresponds to digital input line 1 and so on When any of the enabled digital lines changes state the module reads the digital inpu...

Страница 28: ...en click OK The name is used to identify the module in all subsequent applications 9 Repeat steps 4 to 8 for the other DT9850 Series modules that you want to configure 10 When you are finished configuring the modules click Close Continue with the instructions on wiring in Chapter 3 starting on page 29 ...

Страница 29: ...29 3 Wiring Signals Preparing to Wire Signals 31 Connecting an Analog Output Signal 36 Connecting Digital I O Signals 38 Connecting Event Counting Signals 40 ...

Страница 30: ...Chapter 3 30 Set Up and Install the Module see Chapter 2 starting on page 19 Wire Signals this chapter Verify the Operation of the Module see Chapter 4 starting on page 41 ...

Страница 31: ...ate the module 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 DT9850 Series module is operational Wiring Signals to the DT9850 Series Module All DT9850 Series modules provide screw terminals for easy sig...

Страница 32: ...2 14 Reserved 34 Digital Output Line 1 13 Reserved 33 Digital Output Line 0 12 Reserved 32 Digital Ground 11 Reserved 31 Digital Input Line 7 10 Reserved 30 Digital Input Line 6a 9 Analog Ground 29 Digital Input Line 5a 8 Reserved 28 Digital Input Line 4a 7 Analog V_Output 3 27 Digital Input Line 3a 6 Reserved 26 Digital Input Line 2a 5 Analog V_Output 2 25 Digital Input Line 1a 4 Reserved 24 Digi...

Страница 33: ...34 Digital Output Line 1 13 Reserved 33 Digital Output Line 0 12 Reserved 32 Digital Ground 11 Reserved 31 Digital Input Line 7 10 Reserved 30 Digital Input Line 6a 9 Analog Ground 29 Digital Input Line 5a 8 Analog I_Output 3 28 Digital Input Line 4a 7 Analog V_Output 3 27 Digital Input Line 3a 6 Analog I_Output 2 26 Digital Input Line 2a 5 Analog V_Output 2 25 Digital Input Line 1a 4 Analog I_Out...

Страница 34: ...og V_Output 6 34 Digital Output Line 1 13 Reserved 33 Digital Output Line 0 12 Analog V_Output 5 32 Digital Ground 11 Reserved 31 Digital Input Line 7 10 Analog V_Output 4 30 Digital Input Line 6a 9 Analog Ground 29 Digital Input Line 5a 8 Reserved 28 Digital Input Line 4a 7 Analog V_Output 3 27 Digital Input Line 3a 6 Reserved 26 Digital Input Line 2a 5 Analog V_Output 2 25 Digital Input Line 1a ...

Страница 35: ...34 Digital Output Line 1 13 Analog I_Output 5 33 Digital Output Line 0 12 Analog V_Output 5 32 Digital Ground 11 Analog I_Output 4 31 Digital Input Line 7 10 Analog V_Output 4 30 Digital Input Line 6a 9 Analog Ground 29 Digital Input Line 5a 8 Analog I_Output 3 28 Digital Input Line 4a 7 Analog V_Output 3 27 Digital Input Line 3a 6 Analog I_Output 2 26 Digital Input Line 2a 5 Analog V_Output 2 25 ...

Страница 36: ...voltage supply between 8 VDC and 36 VDC to power the loop Consider the drop across the load when selecting the excitation voltage supply Typical applications use a 24 VDC excitation voltage supply To determine the maximum voltage at the load use the following equation Uload_max Compliance voltage 8 V 0 02 A The loop can use either a grounded external supply where the load floats or a grounded load...

Страница 37: ... the DT9853 M or DT9854 M module In this case the output is connected to the Analog I_Output 1 signal Figure 7 Connecting a Floating External Excitation Voltage Supply Grounded Load to a Current Output Signal of a DT9853 M or DT9854 M Module DT9853 M or DT9854 M Module 2 18 Grounded External Excitation Voltage Supply Analog I_Output 0 Analog Ground Floating Load DT9853 M or DT9854 M Module 4 18 Fl...

Страница 38: ...If you are using the interrupt on change feature you must configure the state of the input lines or you will see unwanted transitions Figure 8 shows how to configure the digital I O signals for pull up Figure 9 shows how to configure the digital I O signals for pull down Figure 8 Configuring the Digital Input Signals for Pull Up High Value Figure 9 Configuring the Digital Output Signals for Pull D...

Страница 39: ...ries Module Connecting Digital Output Signals Figure 11 shows how to connect a digital output signal line 0 of the digital output port in this case to a DT9850 Series module Figure 11 Connecting Digital Outputs to a DT9850 Series Module Digital Input Port Line 3 Digital Input Port Line 1 Digital Ground TTL Inputs 27 25 23 DT9850 Series Module Digital Output Port Line 0 Digital Ground 500 Ω 5 V 0 O...

Страница 40: ...he Counter Input signal to the DT9850 Series module for an event counting application Figure 12 Connecting Signals for an Event Counting Application DT9850 Series Module 21 Signal Source Digital Ground Counter Input 23 Events are counted on rising edges of the Counter Input signal ...

Страница 41: ...the Operation of a Module Running the Quick DataAcq Application 43 Testing Single Value Analog Output 44 Testing Continuous Analog Output 44 Testing Single Value Digital Input 46 Testing Single Value Digital Output 47 ...

Страница 42: ...lets you do the following Output a single value from the analog output channel Read a value from the digital input port Write a value to the digital output port Set Up and Install the Module see Chapter 2 starting on page 19 Wire Signals see Chapter 3 starting on page 29 Verify the Operation of the Module this chapter ...

Страница 43: ...to Programs Data Translation Inc DT Open Layers for Win32 QuickDataAcq The main menu appears Note The Quick DataAcq application allows you to verify basic operations of the module however it may not support all of the module 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 th...

Страница 44: ...hoose Single Analog Output from the Control menu 3 Select the appropriate DT9850 Series module from the Board list box 4 In the Channel list box select analog output channel 0 5 In the Range list box select the output range for analog output channel 0 The default is 10 V 6 Enter an output value or use the slider to select a value to output from the analog output channel 7 Click Send to output a si...

Страница 45: ...plication choose Wave Generator from the Control menu 3 Select the appropriate DT9850 Series module from the Board list box 4 In the Waveform area select Square to output a square wave Sine to output a sine wave or Triangle to output a triangle waveform 5 Change the Peak Voltage and Wave Frequency values as desired to construct the waveform to output 6 Click Start to output the waveform from analo...

Страница 46: ...ies module Refer to page 39 for an example of how to connect a digital input 2 In the Quick DataAcq application choose Digital Input from the Acquisition menu 3 Select the appropriate DT9850 Series module from the Board list box 4 Select the digital input port by clicking Port B 5 Click Get The application displays the value of each digital input line in port B on the screen in both text and graph...

Страница 47: ...ect a digital output 2 In the Quick DataAcq application choose Digital Output from the Control menu 3 Select the appropriate DT9850 Series module from the Board list box 4 Select the digital output port by clicking Port A 5 Click the appropriate bits to select the digital output lines to write to Optionally you can enter an output value in the Hex text box 6 Click Send The application displays the...

Страница 48: ...Chapter 4 48 ...

Страница 49: ...Part 2 Using Your Module ...

Страница 50: ......

Страница 51: ...51 5 Principles of Operation Analog Output Features 53 Digital I O Features 60 Counter Timer Features 62 ...

Страница 52: ...les Voltage Output Current Output DAC Channels 0 to 3 Voltage Output Current Output DAC Channels 4 to 7 300 V Isolation Port Expander 8 Digital Inputs 8 Digital Outputs Serial Data In Counter Input USB Processor Serial Clock Serial Data Out DAC Output Current Output Serial Clock Serial Data Out Counter Input Serial Data In ...

Страница 53: ...ffected How you wire the analog output channels determines how they are used Refer to page 39 for information on how to wire analog output signals to the module Within each analog output channel the digital data is double buffered to prevent spurious outputs then output as an analog signal All analog output channels power up to a value of 0 V 10 mV Resetting the module does not clear the values in...

Страница 54: ...requency at which to update the analog output channels The output frequency of the module ranges between 61 Hz and 8 kHz The per channel output frequency is determined by dividing the frequency of the module by the number of enabled channels For example to update analog output channels at the maximum frequency of the module divide 8 kHz by the number of enabled channels Table 6 lists the per chann...

Страница 55: ...you start the operation the analog output channel is updated immediately Single value operations stop automatically when finished you cannot stop a single value operation Simultaneously Updating Analog Output Channels on One Module with a Single Value To simultaneously update all the analog output channels of one module with a single value use software to perform a single values operation In a sin...

Страница 56: ...y the output channels to update and the value to write to each analog output channel The master module automatically sends a signal from its DAC_Sync pin to the connected slave modules allowing the analog output channels of all connected modules to be updated simultaneously with the values that you specified Note If you are using continuous output mode described on page 57 the DAC_Sync pin cannot ...

Страница 57: ...frequency that you specified refer to page 54 for more information on specifying the clock frequency The operation repeats continuously until no more buffers are on the subsystem queue or you stop the operation Note Make sure that the host computer transfers data to the analog output channels fast enough so that they do not empty completely otherwise an underrun error results To select continuousl...

Страница 58: ... Note An underrun error can result if your buffer size is too small if you do not allocate enough buffers or if your clock rate is too fast Data Format In software you need to supply a code that corresponds to the analog output value you want the board to output To convert a voltage to a code use the following formulas LSB FSR 2N Code Vout Offset LSB where LSB is the least significant bit FSR is t...

Страница 59: ...value is 10 V If you want to output a voltage of 4 7 V determine the code value as follows LSB 20 0 000305 V 65536 Code 4 7 V 10 V 0 000305 V Code 48169 BC29h Note If you are using a DT9853 M or DT9854 M module the current value that is output depends on the range that you select and your current load Refer to page 53 for more information ...

Страница 60: ...g a single value operation Refer to page 61 for more information on digital I O operation modes On power up or reset no digital data is output from the module Resolution All DT9850 Series modules support a digital I O resolution of 8 bits This resolution is fixed and cannot be changed in software Interrupts The DT9850 Series modules can generate an interrupt when digital input line 0 to 6 of the d...

Страница 61: ...tion on configuring the digital inputs for pull up or pull down Use software to specify DIN subsystem element 1 continuous mode the resolution 8 and the trigger source software Once the operation is configured and started an event is generated when digital input line 0 to 6 of the digital input port changes state Using software you can then read the value of the digital input port and determine wh...

Страница 62: ...ising edges that occur on the counter input signal You can count a maximum of 4 294 967 296 events before the counter rolls over to 0 and starts counting again Using software specify the counter timer mode as event counting count the C T clock source as external and the gate type as software Make sure that the signals are wired appropriately Refer to page 40 for an example of connecting an event c...

Страница 63: ...riggered Scan Mode 66 Data Encoding 66 Channels 67 Gain 67 Ranges 68 Resolution 68 Current and Resistance Support 69 Thermocouple RTD and Thermistor Support 70 IEPE Support 71 Bridge and Strain Gage Support 71 Start Triggers 72 Reference Triggers 73 Clocks 73 Counter Timers 74 Tachometers 75 ...

Страница 64: ...e 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 The following tables include the capabilities that can be queried However some capabilities may not be supported by your device Blank fields represent unsup...

Страница 65: ...e driver configuration dialog box see page 27 The software generates an event when digital input line 0 to 6 of this port changes state If you are using the DataAcq SDK refer to page 60 for more information about determining which digital input lines changed state Yes Continuous Operation until Trigger SupportsContinuousPreTrigger Continuous Operation before after Trigger SupportsContinuousPrePost...

Страница 66: ...ons DT9850 Series A D D A DIN DOUT C T TACH QUAD Triggered Scan Support SupportsTriggeredScan Maximum Number of CGL Scans per Trigger MaxMultiScanCount 0 0 0 0 0 0 Maximum Retrigger Frequency MaxRetriggerFreq 0 0 0 0 0 0 Minimum Retrigger Frequency MinRetriggerFreq 0 0 0 0 0 0 Table 11 Data Encoding Options DT9850 Series A D D A DIN DOUT C T TACH QUAD Binary Encoding Support SupportsBinaryEncoding...

Страница 67: ...rtsSingleEnded Yes Yes SE Channels MaxSingleEndedChannels 4 or 8a 0 0 1 DI Support SupportsDifferential Yes Yes DI Channels MaxDifferentialChannels 0 1 1 0 Maximum Channel Gain List Depth CGLDepth 4 or 8a 0 0 0 Simultaneous Sample and Hold Support SupportsSimultaneousSampleHold Channel List Inhibit SupportsChannelListInhibit Support MultiSensor Inputs SupportsMultiSensor Bias Return Termination Re...

Страница 68: ... the code that you write the selected voltage range and the load that you apply to the signal Refer to Chapter 5 for more information 0 0 0 Available Ranges SupportedVoltageRanges 10 V or 0 to 10 Vb b If you are using a DT9853 M or DT9854 M module and want to output current ensure that you set the voltage range to 0 to 10 V Table 15 Resolution Options DT9850 Series A D D A DIN DOUT C T TACH QUAD S...

Страница 69: ...54 M module and connect a current output signal to the module the actual current that is output depends on the code that you write the selected voltage range and the load that you apply to the signal Refer to Chapter 5 for more information Resistance Support SupportsResistance Software Programmable External Excitation Current Source for Resistance SupportsExternalExcitationCurrentSrc Software Prog...

Страница 70: ...o Temperature SupportsTemperatureDataInStream Supported Thermocouple Types ThermocoupleType Supports CJC Source Internally in Hardware SupportsCjcSourceInternal Supports CJC Channel SupportsCjcSourceChannel Available CJC Channels CjcChannel Supports Interleaved CJC Values in Data Stream SupportsInterleavedCjcTemperaturesInStream Supported RTD Types RTDType RTD R0 Coefficient RtdR0 Supports Data Fi...

Страница 71: ...able Excitation Current Source Values SupportedExcitationCurrentValues Table 19 Bridge and Strain Gage Support Options DT9850 Series A D D A DIN DOUT C T TACH QUAD Bridge Support SupportsBridge Supported Bridge Configurations BridgeConfiguration Strain Gage Support SupportsStrainGage Supported Strain Gage Bridge Configurations StrainGageBridgeConfiguration External Excitation Voltage SupportsExter...

Страница 72: ...ExternalTTLTrigger External Negative TTL Trigger Support SupportsNegExternalTTLTrigger External Positive TTL Trigger Support for Single Value Operations SupportsSvPosExternalTTLTrigger Yesa External Negative TTL Trigger Support for Single Value Operations SupportsSvNegExternalTTLTrigger Positive Threshold Trigger Support SupportsPosThresholdTrigger Negative Threshold Trigger Support SupportsNegThr...

Страница 73: ... the Threshold Trigger SupportedThresholdTriggerChannels Post Trigger Scan Count Support SupportsPostTriggerScanCount Table 22 Clock Options DT9850 Series A D D A DIN DOUT C T TACH QUAD Internal Clock Support SupportsInternalClock Yes External Clock Support SupportsExternalClock Yes Simultaneous Input Output on a Single Clock Signal SupportsSimultaneousClocking Base Clock Frequency BaseClockFreque...

Страница 74: ...Measure High to Low Output Pulse Support SupportsHighToLowPulse Low to High Output Pulse Support SupportsLowToHighPulse Variable Pulse Width Support SupportsVariablePulseWidth None internal Gate Type Support SupportsGateNone Yes High Level Gate Type Support SupportsGateHighLevel Low Level Gate Type Support SupportsGateLowLevel High Edge Gate Type Support SupportsGateHighEdge Low Edge Gate Type Sup...

Страница 75: ...lities 75 Tachometers Table 24 Tachometer Options DT9850 Series A D D A DIN DOUT C T TACH QUAD Tachometer Falling Edges SupportsFallingEdge Tachometer Rising Edges SupportsRisingEdge Tachometer Stale Data Flag SupportsStaleDataFlag ...

Страница 76: ...Chapter 6 76 ...

Страница 77: ...77 7 Troubleshooting General Checklist 78 Technical Support 80 If Your Module Needs Factory Service 81 ...

Страница 78: ...o page 80 Table 25 Troubleshooting Problems Symptom Possible Cause Possible Solution Module is not recognized You plugged the module into your computer before installing the device driver From the Control Panel System Hardware Device Manager uninstall any unknown devices showing a yellow question mark Then run the setup program on your OMNI CD to install the USB device drivers and reconnect your U...

Страница 79: ...tructions in Chapter 3 The DT9850 Series module is out of calibration DT9850 Series modules are calibrated at the factory If you want to readjust the calibration of the analog output circuitry refer to Chapter 8 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 If you are unsure of whether ...

Страница 80: ...nslation 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 ...

Страница 81: ...lation com for the name and telephone number of your nearest distributor 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 component...

Страница 82: ...Chapter 7 82 ...

Страница 83: ...83 8 Calibration Using the Calibration Utility 84 Calibrating the Analog Output Subsystem 85 ...

Страница 84: ...iver prior to using the DT9850 Series Calibration Utility Start the DT9850 Series Calibration Utility as follows 1 Make sure that one or more DT9850 Series modules are attached to your computer 2 Attach a precision DMM to the DT9850 Series module s outputs 3 Click Start from the Task Bar and then select Programs Data Translation Inc Calibration DT9850 Series Calibration Utility The DT9850 Calibrat...

Страница 85: ... solely interested in using current output calibrate the unipolar voltage range 3 Select DA channel 0 The list box reflects the number of channels available on the module 4 Select the Offset calibration button 5 Click the increment or decrement arrows in the adjustment box until the measured voltage on the connected DMM is 0 V within 0 0005 V 6 Select the Gain Calibration button 7 Click the increm...

Страница 86: ...Chapter 8 86 ...

Страница 87: ...ations Analog Output Specifications 88 Digital I O Specifications 90 Counter Timer Specifications 91 DAC_Sync Trigger Specifications 92 Power Physical and Environmental Specifications 93 Regulatory Specifications 94 ...

Страница 88: ...age 54 for more information Isolation to the host computer 300 V Voltage Output Specifications Output range 3 5 mA 2 8 kΩ 10 V 0 to 10 V software configurable Output transient 10 V to 0 to 10 V or 0 to 10 V to 10 V range selection Host is reset powered on suspended or a reset command is issued to the device Initial power on Duration 5 μs typical Amplitude 5 V p p typical Duration 50 ms typical Amp...

Страница 89: ...M 0 to 20 mA Compliance voltage range 8 VDC to 36 VDCb Absolute accuracy Resistive load 100 Ω 0 05 of full scale range Leakage current all 0s written to current output channels 100 nA maximum for each current output channel a After the unit has been calibrated at the factory b Use the following equation to determine the maximum voltage to use at the load Uload_max Compliance voltage 8 V 0 02 A Tab...

Страница 90: ...tion User configurable on inputsa By default all input pins floating a For pull up connect the Digital I O Termination Select pin to the 5 V Out pin For pull down connect the Digital I O Termination select pin to the Digital Ground pin Digital input loading TTL default 47 kΩ pull up pull down configuration Inputs Input type Input load High level input voltage Low level input voltage Interrupt on c...

Страница 91: ...r of counter timer channels 1 Resolution 32 Counter mode Event counting Input type TTL rising edge trigger Maximum input frequency 1 MHz Minimum pulse width High Low 500 ns 500 ns Schmidt trigger hysteresis 20 mV to 100 mV Input leakage current 1 0 μA typical Input high voltage 4 0 V minimum 5 5 V absolute maximum Input low voltage 1 0 V maximum 0 5 V absolute minimum ...

Страница 92: ...onfigure the trigger source for the module as software the default configuration the DAC_Sync signal is configured as an output When you start an operation using a software command the module outputs a signal on the DAC_Sync pin Receives DAC_Sync signal from external source Outputs internal DAC_Sync signal Clock pulse width Input Output 1 μs minimum 5 μs minimum Input leakage current 1 0 μA typica...

Страница 93: ...hysical and Environmental Specifications Feature Specifications Power 5 V 5 V Output 0 5 V 500 mA maximum 10 mA isolated Physical Dimensions Weight 100 mm x 100 mm 65 79 g Environmental Operating temperature range DT9853 and DT9854 DT9853 M and DT9854 M Storage temperature range Relative humidity Altitude 0 C to 70 C 0 C to 50 C 40 C to 85 C to 90 noncondensing up to 10 000 feet ...

Страница 94: ...ent for Measurement Control and Laboratory Use EMC Requirements EN61000 4 2 2009 Electrostatic Discharge ESD 4 kV contact discharge 8 kV air discharge 4 kV horizontal and vertical coupling planes EN61000 4 3 2006 Radiated electromagnetic fields 3 V m 80 to 1000 MHz 3 V m 1 4 GHz to 2 GHz 1 V m 2 GHz to 2 7 GHz EN61000 4 4 2004 Electrical Fast Transient Burst EFT 1 kV on data cables EN61000 4 6 200...

Страница 95: ... Screw Terminal Assignments DT9853 Screw Terminal Assignments 96 DT9853 M Screw Terminal Assignments 97 DT9854 Screw Terminal Assignments 98 DT9854 M Screw Terminal Assignments 99 LED Status Indicators 100 ...

Страница 96: ...Output Line 3 15 Reserved 35 Digital Output Line 2 14 Reserved 34 Digital Output Line 1 13 Reserved 33 Digital Output Line 0 12 Reserved 32 Digital Ground 11 Reserved 31 Digital Input Line 7 10 Reserved 30 Digital Input Line 6a 9 Analog Ground 29 Digital Input Line 5a 8 Reserved 28 Digital Input Line 4a 7 Analog V_Output 3 27 Digital Input Line 3a 6 Reserved 26 Digital Input Line 2a 5 Analog V_Out...

Страница 97: ...Line 3 15 Reserved 35 Digital Output Line 2 14 Reserved 34 Digital Output Line 1 13 Reserved 33 Digital Output Line 0 12 Reserved 32 Digital Ground 11 Reserved 31 Digital Input Line 7 10 Reserved 30 Digital Input Line 6a 9 Analog Ground 29 Digital Input Line 5a 8 Analog I_Output 3 28 Digital Input Line 4a 7 Analog V_Output 3 27 Digital Input Line 3a 6 Analog I_Output 2 26 Digital Input Line 2a 5 A...

Страница 98: ...ne 3 15 Reserved 35 Digital Output Line 2 14 Analog V_Output 6 34 Digital Output Line 1 13 Reserved 33 Digital Output Line 0 12 Analog V_Output 5 32 Digital Ground 11 Reserved 31 Digital Input Line 7 10 Analog V_Output 4 30 Digital Input Line 6a 9 Analog Ground 29 Digital Input Line 5a 8 Reserved 28 Digital Input Line 4a 7 Analog V_Output 3 27 Digital Input Line 3a 6 Reserved 26 Digital Input Line...

Страница 99: ..._Output 6 35 Digital Output Line 2 14 Analog V_Output 6 34 Digital Output Line 1 13 Analog I_Output 5 33 Digital Output Line 0 12 Analog V_Output 5 32 Digital Ground 11 Analog I_Output 4 31 Digital Input Line 7 10 Analog V_Output 4 30 Digital Input Line 6a 9 Analog Ground 29 Digital Input Line 5a 8 Analog I_Output 3 28 Digital Input Line 4a 7 Analog V_Output 3 27 Digital Input Line 3a 6 Analog I_O...

Страница 100: ...odules have a single bi color LED that indicates the status of the module as described in Table 36 Table 36 LED Status Indicators on the DT9850 Series Module Color of the LED Status Description Green Module is powered Blinking amber Module is acquiring data ...

Страница 101: ...cifications 91 92 cables USB 24 25 calibrating the module analog output subsystem 85 running the calibration utility 84 CGLDepth 67 channel type differential 67 single ended 67 channel gain list depth 67 channels analog output 53 digital I O 60 number of 67 clock sources analog output 54 clocks base frequency 73 external 73 internal 73 maximum external clock divider 73 maximum throughput 73 minimu...

Страница 102: ...93 event counting 40 74 expansion hub 25 external clock 73 external clock divider maximum 73 minimum 73 external positive digital trigger for single value operations 72 external trigger 56 F factory service 81 features 12 FIFOSize 65 formatting data 58 frequency 73 base clock 73 internal DAC clock 54 internal retrigger clock 66 frequency measurement 40 G gain analog output 53 number of 67 gate typ...

Страница 103: ...cations 94 resolution available 68 digital I O 60 number of 68 programmable 68 resolution analog output 54 retrigger clock frequency 66 returning boards to the factory 81 RMA 81 S SDK 14 simultaneous single value operations 65 single buffer support 66 single ended channels 67 single value analog output 55 single value operations 61 65 single values analog output 55 software trigger 56 72 specifica...

Страница 104: ...oting procedure 78 technical support 80 troubleshooting table 78 U unpacking 21 USB cable 24 25 USB expansion hub 25 USB LED 24 V Visual Basic for NET programs 14 Visual C programs 14 voltage ranges 68 number of 68 W wiring signals 31 analog output 36 configuring digital input signals 38 current output 36 digital inputs 39 digital outputs 39 event counting signals 40 preparing 31 recommendations 3...

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