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Chapter 3

Note:

All DT300 Series boards are factory-calibrated and require no

further adjustment prior to installation. If you are using the DT300
Series board and decide later to recalibrate it, refer to the DT300
Series User’s Manual for instructions (see

page 11

for information on

viewing this manual).

Install the Board and Load the Device

Driver (this chapter)

Wire Signals

(see

Chapter 5 starting on page 35

)

Verify the Operation of the Board

(see

Chapter 6 starting on page 65

)

Attach and Configure the Screw Terminal

Panel and Signal Conditioning Backplane

(see

Chapter 4 starting on page 23

)

Prepare to Use a Board

(see

Chapter 2 starting on page 5

)

Содержание DT300 Series

Страница 1: ...R DT300 Series UM 16503 E Getting Started Manual...

Страница 2: ...atents 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...

Страница 3: ...ed Procedure 4 Chapter 2 Preparing to Use a DT300 Series Board 5 Unpacking 7 Checking the System Requirements 8 Installing the Software 9 Viewing the DT300 Series Documentation Online 11 Chapter 3 Ins...

Страница 4: ...nt 29 Using an STP68 or STP68 DIN Screw Terminal Panel 30 Using a 5B01 or 5B08 Signal Conditioning Backplane 31 Attaching a 5B01 or 5B08 Backplane 31 Configuring a 5B01 or 5B08 Backplane 32 Chapter 5...

Страница 5: ...put Operation 70 Performing a Single Value Analog Output Operation 70 Performing a Continuous Analog Input Operation 71 Performing a Single Value Digital Input Operation 72 Performing a Single Value D...

Страница 6: ...Contents vi...

Страница 7: ...document is intended for engineers scientists technicians or others responsible for setting up a DT300 Series board to perform data acquisition operations It is assumed that you are familiar with the...

Страница 8: ...wire signals to a DT300 Series board Chapter 6 Verifying the Operation of a DT300 Series Board describes how to verify the operation of a DT300 Series board with the Quick Data Acq application Appendi...

Страница 9: ...C compiler and how to use the DT Open LayersDataAcq SDKTM to access the capabilities of Data Translation data acquisition boards DTx EZ Getting Started Manual UM 15428 This manual describes how to us...

Страница 10: ...al Support Department is available to provide technical assistance Refer to the DT300 Series User s Manual for more information refer to page 11 for more information on viewing this manual If you are...

Страница 11: ...1 1 Overview DT300 Series Software 3 Getting Started Procedure 4...

Страница 12: ...umes a gain of 1 Using these ranges with gains of 2 4 or 8 yields a number of effective input ranges Analog Outputs Analog Output Ranges Digital I O Lines Counter Timers DT301b b The analog I O resolu...

Страница 13: ...Acq application you can verify the features of the board display data on the screen and save data to disk Calibration Utility The Calibration Utility allows you to calibrate the analog I O circuitry...

Страница 14: ...re in the getting started procedure Figure 1 Getting Started Flow Diagram Install the Board and Load the Device Driver see Chapter 3 starting on page 13 Wire Signals see Chapter 5 starting on page 35...

Страница 15: ...5 2 Preparing to Use a DT300 Series Board Unpacking 7 Checking the System Requirements 8 Installing the Software 9 Viewing the DT300 Series Documentation Online 11...

Страница 16: ...g on page 13 Wire Signals see Chapter 5 starting on page 35 Verify the Operation of the Board see Chapter 6 starting on page 65 Attach and Configure the Screw Terminal Panel and Signal Conditioning Ba...

Страница 17: ...tes call the Customer Service Department at 508 481 3700 An application engineer will guide you through the appropriate steps for replacing missing or damaged items If you are located outside the Unit...

Страница 18: ...ailable PCI revision 2 0 compliant or greater 32 bit or 64 bit 5 V expansion slot Microsoft Windows 98 Windows Me Windows NT 4 0 or Windows 2000 At least 32 MB available RAM At least one CD ROM drive...

Страница 19: ...t you can install appears 6 Click Device Drivers The DT Open Layers Data Acquisition software wizard appears 7 Click Next You are prompted for the destination location 8 Either change the directory pa...

Страница 20: ...program folder name 10 Either change the program folder name or accept the default program folder name then click Next The files are copied to the destination directory 11 Click Finish The DT Data Ac...

Страница 21: ...the document click a heading from the table of contents on the left side of the document Within the document click the text shown in blue to jump to the appropriate reference the pointer changes from...

Страница 22: ...Chapter 2 12...

Страница 23: ...13 3 Installing the Board and Loading the Device Driver Setting up the Computer 15 Setting up an Expansion Slot 16 Loading the Device Driver 19...

Страница 24: ...ser s Manual for instructions see page 11 for information on viewing this manual Install the Board and Load the Device Driver this chapter Wire Signals see Chapter 5 starting on page 35 Verify the Ope...

Страница 25: ...f all peripherals printer modem monitor and so on connected to the computer 3 Unplug the computer and all peripherals 4 Remove the cover from you computer Refer to your computer s user manual for inst...

Страница 26: ...slots and are usually white or ivory Commonly three PCI slots one of which may be a shared ISA PCI slot are available If an ISA board exists in the shared slot you cannot use the slot for a PCI board...

Страница 27: ...a metal portion of the computer chassis 2 Carefully remove the antistatic packing material from the board It is recommended that you save the original packing material in the unlikely event that your...

Страница 28: ...panel of the system unit using the screw removed from the slot cover 8 Power up the computer If you installed the DT300 Series software as described on page 9 the DT300 Series device driver is automat...

Страница 29: ...e host computer the New Hardware Found dialog box appears followed by the Add New Hardware Wizard dialog box Perform the following steps to load the device driver in Windows 98 1 Click Next 2 Click Se...

Страница 30: ...Overloaded Bus is checked 4 If you are using an Optiplex computer or experience timing problems with your DT300 Series board uncheck this box 5 When you are finished click Close Once the driver is lo...

Страница 31: ...t computer the New Hardware Found dialog box appears Perform the following steps to load the device driver in Windows 2000 1 Click Next 2 Click Search for a suitable driver for my device recommended 3...

Страница 32: ...Chapter 3 22 Once the driver is loaded perform the steps in Chapter 4 to attach and configure the screw terminal panel and signal conditioning backplane...

Страница 33: ...Attaching and Configuring a Screw Terminal Panel Backplane Using an STP300 Screw Terminal Panel 25 Using an STP68 or STP68 DIN Screw Terminal Panel 30 Using a 5B01 or 5B08 Signal Conditioning Backplan...

Страница 34: ...ing on page 13 Wire Signals see Chapter 5 starting on page 35 Verify the Operation of the Board see Chapter 6 starting on page 65 Attach and Configure a Screw Terminal Panel and Signal Conditioning Ba...

Страница 35: ...crew terminal panel and the EP305 cable are offered by Data Translation as accessories to the DT300 Series boards Connector J1 on the STP300 attaches to connector J1 on the DT300 Series board Connecto...

Страница 36: ...panel Figure 4 Layout of the STP300 Screw Terminal Panel J1 68 Pin Connector 32 25 33 40 41 48 49 57 65 56 64 72 Counter Timers Counter Timers Clk Trig Pwr Gnd 5 V Digital I O Analog Inputs W1 1 9 8 1...

Страница 37: ...nfigure these jumpers Note The screw terminal panels are shipped with enough jumper plugs to select every possible configuration Spare jumper plugs are stored on the panel itself on the posts marked s...

Страница 38: ...annel 14 jumper W5 connects DAC0 s return Install jumpers W6 and W7 to connect DAC1 from the DT300 Series board to channel 15 on the 5B01 backplane Jumper W6 connects DAC1 to channel 15 jumper W7 conn...

Страница 39: ...e low side of the channels then to analog ground Typical resistor values are 1 k to 100 k depending on the application Refer to Figure 9 on page 49 for an example of using bias return resistors with d...

Страница 40: ...to the DT300 Series boards Connector J1 on the STP68 and STP68 DIN attaches to connector J1 on the DT300 Series board Figure 5 illustrates how to attach the STP68 or STP68 DIN screw terminal panel to...

Страница 41: ...backplane to the STP300 using the AC1315 cable The 5B01 and 5B08 backplanes 5B Series signal conditioning modules and the AC1315 cable are offered by Data Translation as accessories to the DT300 Serie...

Страница 42: ...ules for those channels or to the screw terminal panel if you are not using modules for those channels Consider the following example Assume that you are using a 5B08 with the STP300 and that you are...

Страница 43: ...W7 are installed on the STP300 screw terminal panel Connect the remaining analog I O signals to the appropriate terminals on the STP300 screw terminal panel 5B thermocouple modules provide their own C...

Страница 44: ...Chapter 4 34...

Страница 45: ...35 5 Wiring Signals Before Wiring 37 Connecting Analog Input Signals 45 Connecting Analog Output Signals 52 Connecting Digital I O Signals 54 Connecting Counter Timer Signals 56...

Страница 46: ...pin assignments of the STP68 and STP68 DIN screw terminal panels refer to the DT300 Series User s Manual Install the Board and Load the Device Driver see Chapter 3 starting on page 13 Wire Signals thi...

Страница 47: ...0 screw terminal panel and cabling next to sources that produce high electro magnetic fields such as large electric motors power lines solenoids and electric arcs unless the signals are enclosed in a...

Страница 48: ...erminal Assignments With the connector held up the screw terminals on the right side of the STP300 match pins 23 to 34 and pins 57 to 68 of the standard 68 pin connector on the DT300 Series boards the...

Страница 49: ...B J1 Pin Description Resistor Use Bias Return Resistor Current Shunt Resistor 1 68 Analog Input 0 R9 2 67 Analog Input 8 Analog Input 0 Return R1 3 34 Analog Input 1 R10 4 33 Analog Input 9 Analog Inp...

Страница 50: ...Analog Input 7 R16 16 27 Analog Input 15 Analog Input 7 Return R8 17 26 Amp Low Jumper W1 Connects Amp Low to Analog Ground 18 25 Analog Ground Table 2 Analog Input ScrewTerminal Assignments on the S...

Страница 51: ...for analog output and power connections on the STP300 screw terminal panel Table 3 Analog Output and Power Screw Terminal Assignments on the STP300 TB J1 Pin Description 19 58 DAC0 Output 20 57 DAC0...

Страница 52: ...ser Clock Input 0 51 49 Digital I O Port A Line 2 27 40 User Counter Output 0 52 15 Digital I O Port A Line 3 28 39 External Gate 0 53 48 Digital I O Port A Line 4 29 8 Digital Ground 54 14 Digital I...

Страница 53: ...V Output 1A 66 20 Digital I O Port C Line 1 42 35 Power Ground 67 53 Digital I O Port C Line 2 43 44 45 55 Digital Ground 68 19 Digital I O Port C Line 3 46 56 External A D Trigger 69 52 Digital I O P...

Страница 54: ...Chapter 5 44 Note If you are connecting a high speed clock to the STP300 it is recommended that you connect the return to the adjacent ground screw terminal...

Страница 55: ...f the signal source and the ground of the STP300 screw terminal panel or between the grounds of other signals exists and the differential configuration is not suitable for your application This option...

Страница 56: ...ts channels 0 1 and 8 in this case to the STP300 screw terminal panel Figure 7 Connecting Single Ended Voltage Inputs Shown for Channels 0 1 and 8 STP300 Panel Signal Source Vsource 0 TB1 TB3 TB17 Ana...

Страница 57: ...Figure 8 Connecting Pseudo DifferentialVoltage Inputs Shown for Channels 0 1 and 8 STP300 Panel Signal Source TB1 TB3 TB17 Analog In 0 Analog In 1 VCM Remove Jumper W1 to use Amp Low as a remote groun...

Страница 58: ...If the input signal is 10V then the common mode voltage could be 1 V Theoretically the resistor value Rb should be 1 V divided by the input bias current 20 nA or 50 M However when you add noise from...

Страница 59: ...for Channel 0 STP300 Panel Floating Signal Source TB1 TB2 TB18 Analog In 0 Analog In 0 Return Analog Ground R1 Rs TB1 TB2 TB18 Analog In 0 Analog In 0 Return Analog Ground STP300 Panel Rv Rs Bridge DC...

Страница 60: ...terminal panel as shown in Figure 10 In this case make sure that the low side of the signal is connected to ground at the signal source not at the STP300 screw terminal panel and do not tie the two g...

Страница 61: ...Figure 11 Connecting Current Inputs Shown for Channel 0 STP300 Panel TB1 Analog Input 0 Analog Input 0 Return TB2 TB18 Analog Ground 4 to 20 mA VCC R1 R9 Use current shunt resistor R9 to convert curre...

Страница 62: ...using an external 10 V reference Figure 12 Connecting Analog OutputVoltages Using an External 10 V Reference Shown for Channel 0 If you do not connect the Analog Output Reference to TB21 the board pro...

Страница 63: ...5 5 5 Figure 13 Connecting Analog Output Voltages Using the Board s Internal 10 V Reference Shown for Channel 0 STP300 Panel TB19 Analog Output 0 TB20 Load Analog Output 0 Return TB21 DT300 Series Bo...

Страница 64: ...e to the STP300 screw terminal panel Figure 14 Connecting Digital Inputs Shown for Channels 0 and 1 Port A Figure 15 shows how to connect a digital output signal line 0 of digital Port B in this case...

Страница 65: ...Wiring Signals 55 5 5 5 5 5 5 5 5 5 Figure 15 Connecting Digital Outputs Shown for Channel 0 Port B TB43 Digital I O Port B Line 0 STP300 Panel TB57 Digital Ground 500 5 V 0 Out LED On...

Страница 66: ...t This section describes how to connect counter timer signals to perform these operations Refer to the DT300 Series User s Manual for more information on using the counter timers refer to Chapter 6 st...

Страница 67: ...gure 17 shows another example of connecting event counting signals to the STP300 screw terminal panel using user counter 0 In this example a software gate is used to start the event counting operation...

Страница 68: ...event counting operation using user counters 0 and 1 Note that you can also internally cascade counters using software if you internally cascade the counters you do not need to make the external casc...

Страница 69: ...ting Using Counters 0 and 1 and External Gate 0 STP300 Panel TB26 Signal Source Digital Ground TB29 TB28 Digital Ground Gate 0 External Gating Switch TB27 TB30 User Counter Output 0 User Clock Input 1...

Страница 70: ...equency of the clock input is the number of counts divided by the duration of the Windows timer If you need more accuracy than the Windows timer provides you can connect a pulse of a known duration su...

Страница 71: ...e 21 shows an example of how to externally cascade two counters to perform a rate generation operation using user counters 0 and 1 Note that you can also cascade counters internally using software if...

Страница 72: ...sing user counters 0 and 1 Note that you can also internally cascade counters using software if you internally cascade the counters you do not need to make the external cascading connections In this e...

Страница 73: ...cading Counters Shown for One Shot Using Counters 0 and 1 and External Gate 1 STP300 Panel TB26 Signal Source Digital Ground TB29 TB32 Digital Ground Gate 1 One Shot Trigger TB27 TB30 User Counter Out...

Страница 74: ...Chapter 5 64...

Страница 75: ...65 6 Verifying the Operation of a DT300 Series Board Installing the Quick Data Acq Application 67 Running the Quick Data Acq Application 69...

Страница 76: ...ncy of events Output data from a single analog output channel or digital output port Output pulses either continuously or as a one shot and Save the input data to disk This chapter describes how to in...

Страница 77: ...hat you can install appears 6 Click Quick Data Acq The Quick Data Acq setup wizard appears 7 Click Next You are prompted for the destination location 8 Either change the directory path and or name usi...

Страница 78: ...Chapter 6 68 13 Click Main Menu 14 Click Exit...

Страница 79: ...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 Data Acq applicati...

Страница 80: ...n the Channel list box select analog input channel 0 6 In the Range list box select the range for the channel The default is 10 V 7 Select Differential 8 Click Get to acquire a single value from analo...

Страница 81: ...lowing steps 1 Connect known voltage sources such as the outputs of a function generator to analog input channels 0 and 1 on the DT300 Series board using the differential configuration Refer to page 4...

Страница 82: ...ified channels or Manual to acquire a burst of data from the specified channels 12 Click Start from the Toolbar to start the continuous analog input operation The values acquired from each channel are...

Страница 83: ...an example of how to connect a digital output 2 Click the Control menu 3 Click Digital Output 4 Select the appropriate DT300 Series board from the Board list box 5 Select digital output port B by cli...

Страница 84: ...Data Acq application works only with counter timer 0 2 Click the Acquisition menu 3 Click Frequency Counter 4 Select the appropriate DT300 Series board from the Board list box 5 In the Count Duration...

Страница 85: ...rd list box 5 Select either Continuous to output a continuous pulse stream or One Shot to output one pulse 6 Select either Low to high to output a rising edge pulse the high portion of the total pulse...

Страница 86: ...Chapter 6 76...

Страница 87: ...77 A Using Your Own Screw Terminal Panel Analog Inputs 79 Analog Outputs 82 Digital Inputs and Counter Timer Inputs 83 Digital Outputs 84...

Страница 88: ...ven to how the signals interact in the real world as well as how they interact with each other This appendix describes additional considerations to keep in mind when designing your own screw terminal...

Страница 89: ...with conditioning consideration must be given to the cable length and how the cable is routed If the cable is over 3 feet you must consider the ringing and cross talk in the cable A typical cable has...

Страница 90: ...is is usually manageable by the common mode range of the instrumentation amplifier and analog ground system Consider the problems with 1 of impedance between 1 V of potential difference The resulting...

Страница 91: ...e of the instrumentation amplifier An external resistor must be provided to return this bias current to the analog common of the data acquisition board This resistor is typically in the order of 1 k t...

Страница 92: ...ve loads The grounds of most boards are optimized for analog inputs at the expense of some logic or high frequency noise on the analog outputs This is because the analog and digital grounds of the boa...

Страница 93: ...rent limiting so that circuitry is not damaged when power is removed On all Data Translation PCI boards current limiting is used to prevent damage in this fault condition On high speed clock inputs a...

Страница 94: ...l ground provided in the connector next to the outputs If just eight of the digital outputs are switching 16 mA per output then 128 mA of current flows To minimize problems with ringing loading and EM...

Страница 95: ...tial analog inputs 48 digital inputs and outputs 54 event counting applications 56 57 externally cascaded counter timers 58 61 62 frequency measurement applications 60 pseudo differential analog input...

Страница 96: ...nal assignments 42 wiring 54 digital inputs when not using the STP300 83 digital outputs when not using the STP300 84 DT300 Series Device Driver 3 E EP305 cable 25 event counting 56 expansion slot sel...

Страница 97: ...2 digital I O assignments 42 jumper W1 27 jumpers W4 to W7 28 layout 26 power 41 resistors R1 to R8 29 resistors R9 to R16 29 selecting an expansion slot 16 setting up the computer 15 single ended inp...

Страница 98: ...Index 88 externally cascading counter timers 58 61 62 frequency measurement applications 60 pseudo differential analog inputs 47 pulse output applications 61 single ended analog inputs 46...

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