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Omega Engineering OMB-DAQTEMP Series User's Manual

1. or os os os o Ta o os os os os os s o ae as se is pas a is e 8 Crk o ee fas se fos pw a fs ps e o wolf sr fafa wpa is Ta os or for or o we o tooo or or or os os oe ao Accuracy conditions e Data is based on the use of a calibrated DaqTemp PCI Board e The table reflects total system absolute accuracy including accuracy of the CJC and DaqTemp PCI Board e Excludes possible error from thermocouples e Excludes noise e Vow 9 7 2 Specifications 09 04 02 DaqTemp User s Manual Input Sequencer Temperature voltage digital and frequency inputs can be scanned synchronously based on either an internal programmable timer or an external clock source Analog and digital outputs can be synchronized to either of these clocks Bus Mastering DMA provides CPU and system independent data transfers ensuring data acquisition performance irrespective of other system activities Scan Clock Sources 2 1 Internal programmable from 5 us to 5 96 hours in 5 us steps 2 External TTL level input up to 200 kHz max Programmable Parameters per Scan Channel random order gain unipolar bipolar Depth 512 locations On Board Channel to Channel Scan Rate 5 us or 10 us per channel programmable Pacer Clock also referred to as External Acquisition Scan Clock Input A ICLK and A OCLK Maximum Rate 200 kHz Clock Signal Range 0V to 5V Minimum Pulse
2. Note At this point some PCs may prompt you to insert an installation disk While this is rare if you do receive such a prompt simply place the install CD ROM into the disk drive and follow additional screen prompts DaqTemp User s Manual 10 14 02 How to Install DaqTemp 2 3 Step 3 Configure the Daqfemp PCI Board DaqTemp PCI boards have no jumpers or switches to set Configuration is performed in its entirety through software Refer to the following figure and steps to complete the configuration 1 Run the Daq Configuration control panel applet Navigation from the desktop to the applet is as follows Start gt Settings gt Control Panel gt Daq Configuration double click DaqTemp Properties tab will appear If the DaqTemp icon is not present skip to the following section Using Add Device Double click on the Device Inventory s DaqTemp icon The Address iz Control Panel E Add New Hardware cs Add Remove Progr Daq Configuration Versi Daq Driver Eb Corel ersions Configuration Utility Dag Configuration Dag Configuration x m Device Inventory Properties Add Device Close 2 4 Dag Configuration DaqT emp Properties Test Hardware Device Settings Device Name DaqT empl 3 Device Tyne Daqhoad 2000 4 Dagl emp Senes Hardware Bus 2 Slot 9 54M 171972 Model 2000 PCI The serial number is shown f
3. Remove the PC s cover Refer to your PC Owner s Manual as needed Choose an available PCI bus slot E Carefully remove the DaqTemp PCI board from its anti static protective bag If you have not already done so write down the serial number of your board Space has been provided on page 2 1 for recording the serial number 2 2 How to Install Daqlemp 10 14 02 DaqTemp User s Manual 5 On the PC s rear panel loosen and remove the screw for the blank adapter plate that corresponds with the chosen PCI bus See the following figure 6 Remove Blank Adapter Plate PCI Slots 5 Remove Screw PC Rear Panel Removing a Blank Adapter Plate from the Host Computer s Rear Panel Steps 5 and 6 6 Remove the adapter plate Refer to your PC Owner s Manual if needed 7 Align groove in the DaqTemp PCI board s edge connector with the ridge of the desired PCI slot and with the corresponding rear panel slot on the PC See following figure 7 Align Groove in Edge Connector with Ridge on PCI Slot 9 Replace Screw 8 Push Board Firmly into PCI Slot Installing a DaqTemp PCI Board Steps 7 8 and 9 8 Push the board firmly into the PCI slot The board will snap into position 9 Secure the board by inserting the rear panel adapter plate screw 10 Replace the computer s side cover and plug in all cords and cables that were removed in step 1 of this procedure 11 Apply power to and start up the PC
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5. 7 CA 2 z a 7 A 2 O pa NOOOSKOSONNYDY NQOOOO PO QVAggeG NSAP OKO OKO OOK OKO SAP OOOO OKO OO Terminal Blocks for Thermocouples RS ES SSS 8 OG Saar el NOOO OG FETORAS SAORI 5 QIOIOIN SIOTOTs SISIN ASSN SISAN SIONS SIOTole DaqTemp14A and DaqTemp14 Internal Layout Thermocouple wire is standardized color coded and polarized as noted in the following table Note that the DaqTemp T C input connections are labeled H for Channel High and L for Channel Low DaqTemp User s Manual Thermocouple Standards T C Lead to Type Channel High pod White Yellow R Black B Gray 09 03 02 Lead to Channel Low Making Signal Connections 3 1 3 2 For isothermal performance an exposed grounded copper plane surrounds the input connectors It is important that non insulated input wires do not contact the grounded plane since such contact can degrade measurement integrity It should be noted that thermocouples output very small voltages and that long thermocouple leads can pickup a large amount of noise However the DaqTemp modules inherently provide a high level of noise immunity via their 4 Hz signal bandwidth and input filtering If desired further noise reduction can be achieved through the use of shielded thermocouples and or averaging Tr You can minimize the effect of noise by 1 using shielded thermocouples 2 a
6. Scanning 1 5 Triggering 1 6 Theory of Operation 1 7 Features and General Information DaqTemps are reliable accurate and compact data acquisition solutions that evolved from a primary focus on thermocouple applications There are presently four DaqTemp systems Each includes the following hardware and software Daqlemp Hardware DaqTemp Data Acquisition Module DaqTemp PCI plug in board CA 195 Cable 3 feet long DaqTemp PCI Board in Host Computer DaqTemp Software DaqTemp Module DaqView DaqViewXL eZ PostView Drivers for LabVIEW DASYLab and Windows DaqTemp s Three Hardware Components Module Cable and PCI Board Card for Digital amp Analog I O T C Terminal Block Card for Digital amp Analog I O T C Terminal Block AK WS OOS WOOD 1 NOON OOAG ES HELD rR i q 4 SISIN OOG ASINS ASSIS es ee SSS SSS SQOSVKSVOVVVO VISIOICIOIOOIOIOLIIOLS NOOK VV VVeeG SQOSKK VO SVOVOG TERS Dag Temp7 and DaqTemp7A Modules DaqTemp14 and DaqT bape 4A Modules Internal Layout Internal Layout DaqTemp Features Counter Frequency a ee ee Dagrempva 7 7 4 2 2 Dagtemp 4 7 4 2 o Dagtempsa 4 7 4 2 4 Note The following pages include larger illustrations of the DaqTemp Internal Layouts DaqTemp User s Manual 09 06 02 Overview amp Theory of Operation 1 1 Thermocouple Channels CH1 CH7 CH9 CH15 Each DaqT
7. the output data for all the channels are contained in the buffer and or file The file path may be any file located on the machine or network accessible file Asynchronous I O Operations The DaqTemp Series PCI boards allow asynchronous input of any counter or digital channel that is not currently configured for synchronous acquisition The PCI boards for DaqgTemp7A and DaqTemp14A also allow for asynchronous output to any D A channels that are not currently configured for waveform output In addition the timer outputs can be programmed at any time regardless of the current state of synchronous or asynchronous operations on other channels Digital I O Channels Local 8255 Channels The DaqTemp Series PCI Boards have an Intel 8255 core in the digital I O logic on the P2 port of the product With the Intel 8255 there are three 8 bit wide ports available for I O and one 8 bit wide port for configuration purposes The configuration port is used to configure the other three 8 bit ports for either input or output operations Pulse Stream Output Using Timers The boards allow the generation of output pulses based upon a programmable setting These output timers can be set at any time regardless of the state of any synchronous or asynchronous operations which are currently taking place on other channels Analog Output Channels The boards that have analog output capabilities have the ability to output analog data to any of the available up to four
8. 0 625 to 0 625V 0 015 0 008 0 004 0 001 0 to 0 625V 0 015 0 008 0 004 0 002 0 3125 to 0 3125V 0 015 0 008 0 004 0 0015 0 to 0 3125V 0 015 0 008 0 004 0 003 0 156 to 0 156V 0 020 0 008 0 004 0 0015 Specifications assume differential input single channel scan 200 kHz scan rate unfiltered The accuracy specification is exclusive of noise t Transfer accuracy assumes calibration inside computer applicable for measurements made 5 C from ambient temperature at calibration DaqTemp User s Manual 09 04 02 Specifications 7 1 Common Mode Rejection 86 dB DC to 60 Hz for gains lt 8 gt 100 dB for gains gt 16 Maximum Input Voltage 11V relative to analog common Over Voltage Protection 35V Ranges Software or sequencer selectable on a per channel basis from 156mV FS to 10V FS Crosstalk 100 dB DC to 60 Hz 86 dB 10 kHz Thermocouple Inputs Channels 7 or 14 differential TC mV inputs TC types J K S T E BR N Input Voltage Range 100mV Input Impedance 40M Ohm Input Bandwidth 4 Hz Input Bias Current 10 nA typ CMRR 100dB typ Maximum Working Voltage Signal Common Mode 10V Over Voltage Protection 40V Voltage Accuracy 0 2 of rdg 50uV TC Accuracy See table below Valid for one year 18 deg C to 28 deg C Minimum TC resolution 0 1 deg C for all TC types TC Accuracy at Measurement Temperature in C C ian or os oe or os os os vo
9. 7 4 Counters 2 Timers Synchronous Input Operations The DaqTemp Series devices allow synchronous scanning and acquisition of Analog Input Digital Input and Counter Input Data at up to 200 kHz aggregate scanning rates The Analog Input data can be either voltage input or thermocouple input channels The Digital Input data can be any of the 8 bit ports designated as Port A AO through A7 Port B BO through B7 and Port C CO through C7 DaqTemp User s Manual 09 06 02 Overview amp Theory of Operation 1 7 Analog Input Channels The DaqTemp Series PCI Boards allow analog input configuration for the voltage input channels and the thermocouple input channels Channel Selection and Mode Settings The DaqTemp module accepts up to 7 differential inputs Channel Range and Polarity Each of the seven differential voltage input channels may be programmed for either unipolar or bipolar mode with gain settings of 1 2 4 8 16 32 or 64 Digital Input Channels The DaqTemp Series PCI Boards allow either synchronous scanning of digital input channels or asynchronous I O operations for all configured digital channels Counter Input Channels The DaqTemp Series PCI Boards allow synchronous scanning of the 4 16 bit counter input channels The four 16 bit counter channels can also be cascaded into two 32 bit counter channels For either cascaded or non cascaded counter channels each channel can be configured for e Pulse Counting Mode sp
10. Width 50 ns high 50 ns low Triggering Trigger Sources 6 individually selectable for starting and stopping an acquisition Stop acquisition can occur on a different channel than start acquisition stop acquisition can be triggered via modes 2 4 5 or 6 described below Pre trigger is supported with fixed or variable pre trigger periods 1 Single Channel Analog Hardware Trigger Any voltage or TC input channel can be software programmed to be the analog trigger channel Input Signal Range 10V to 10V max Trigger Level Programmable 11 bit resolution Hysteresis Programmable 11 bit resolution Latency 5 us max 2 Single Channel Analog Software Trigger Any voltage or TC input channel can be selected as the software trigger If the trigger channel is a thermocouple then the driver automatically compensates for the reading delay resulting in a maximum latency of one scan period Input Signal Range Anywhere within range of the selected trigger channel Trigger Level Programmable 16 bit resolution including window triggering Latency One scan period max 3 Single Channel Digital Trigger A separate digital input is provided for digital triggering Input Signal Range 15V to 15V Trigger Level TTL Minimum Pulse Width 50 ns high 50 ns low Latency 5 us max 4 Digital Pattern Triggering 8 or 16 bit pattern triggering on the digital input port Programmable for trigger on equal above below or within outside of
11. a window Individual bits can be masked for don t care condition Latency One scan period max 5 Counter Totalizer Triggering Counter totalizer inputs can trigger an acquisition User can select to trigger on a frequency or on total counts that are equal above below or within outside of a window Latency One scan period max 6 Software Triggering Trigger can be initiated under program control Analog Output DaqTemp User s Manual 09 04 02 Specifications 7 3 For DaqTemp7A and DaqTemp14A analog output channels can be updated synchronously relative to scanned inputs and clocked from either an internal onboard clock or an external clock source Analog outputs can also be updated asynchronously independent of any other scanning in the system Bus Mastering DMA provides CPU and system independent data transfers ensuring accurate outputs that are irrespective of other system activities Streaming from disk or memory is supported allowing continuous nearly infinite length waveform outputs limited only by available PC system resources Analog Output Channels 2 for DaqTemp7A designated as DACO and DAC1 4 for DaqTemp14A designated as DACO DAC1 DAC2 and DAC3 Resolution 16 bits Output Voltage Range 10V Output Current 10 mA Offset Error 0 0045V max Gain Error 0 01 Update Rate 100 kHz max 1 5 Hz min no minimum with external clock Settling Time 10 us max to 1 LSB for full scale step Clock Sources 4 pr
12. board serial number is located on its 100 pin P4 connector Important Numbers for Future Reference DaqTemp Module SerialNumber gt o gt DaqTemp PCI Board SerialNumber oS O PCI Bus Slot Location Authorization Code if applicable CAUTION Take ESD precautions packaging proper handling grounded wrist strap etc Use care to avoid touching board surfaces and onboard components Only handle boards by their edges or ORBs if applicable Ensure boards do not come into contact with foreign elements such as oils water and industrial particulate Reference Note DaqTemp User s Manual Each DaqTemp s PCI board plugs into a PCI bus slot on a host PC If needed consult your PC documentation in regard to its PCI bus and the associated slots through software Test Hardware through software DaqTemp PCI Board in Host Computer DaqTemp Module Use a CA 195 cable to connect the DaqTemp module to its associated PCI Board DaqTemp Installation A Pictorial Overview 10 14 02 How to Install Daqfemp 2 1 Step 1 Install Software IMPORTANT Software must be installed before installing hardware 1 Remove previous version Daq drivers if present You can do this through Microsoft s Add Remove Programs feature 2 Place the Data Acquisition CD into the CD ROM drive Wait for PC to auto run the CD This may take a few moments depending on your PC Ifthe CD does no
13. can be accessed from the Windows Desktop Initial navigation is as follows Start Desktop Start pull down menu Programs Omega DagX Software You can also access the PDF documents directly from the data acquisition CD by using the lt View PDFs gt button located on the opening screen Refer to the PDF documentation for details regarding both hardware and software A copy of the Adobe Acrobat Reader is included on your CD The Reader provides a means of reading and printing the PDF documents Note that hardcopy versions of the manuals can be ordered from the factory Reference Note For information regarding DASYLab or LabVIEW refer to third party documentation 4 2 Software for DaqTemp Applications 10 14 02 DaqTemp User s Manual CE Compliance 5 Overview CE Overview 5 1 CE Standards and Directives 5 1 Safety Conditions 5 2 Emissions Immunity Conditions 5 2 CE Cable Kit for DaqTemps 5 3 CE compliant products bear the CE mark and include a Declaration of Conformity stating the particular specifications and conditions that apply The test records and supporting documentation that validate the compliance are kept on file at the factory The European Union established CE standards in 1985 The standards include specifications for safety EMI emissions and immunity from electromagnetic interference Products that are intended for placement in the European Union
14. programs These include DaqView DaqViewXL eZ PostView eZ TimeView ands eZ FrequencyView 2 Icon driven software This category includes DASYLab and LabView and their associated third party drivers The ready to use programs are convenient for DaqTemp applications as no programming knowledge is required to acquire data and obtain meaningful data display DaqView is a Windows based program for basic set up and data acquisition DaqView lets you select desired Channels gains thermocouple types and a host of other parameters with a click of a PC mouse DaqView lets you stream data to disk and display data in numerical and graphical formats eee allows you tp interface directly with Microsoft Excel to enhance data handling and display ahave afill featured Daq control panel and all the data display capabilities of Excel The eZ PostView application can e launched from DaqView or independently From this program you can view and analyze historical post acquisition data eZ PostView is included free as a part of DaqTemp product support Note The Daq Configuration control panel allows for interface configuration testing and troubleshooting DaqTemp User s Manual 10 14 02 Software for DaqTemp Applications 4 1 Reference Note During software installation Adobe PDF versions of user manuals will automatically install onto your hard drive as a part of product support The default location is in the Programs group which
15. that will start a scan every time a rising edge occurs on the applied TTL input Likewise a TTL input can be applied to A OCLK that will update the DAC outputs every time a rising edge occurs on the applied TTL input The pacer clock connection points are indicated in the preceding figure When using the internal pacer clock generator the A ICLK and the A OCLK can each be programmed as an output Hardware Trigger Input TTLTRG All DaqTemp models have a TTLTRG input that can be used to trigger the start of an acquisition The connection point is indicated in the preceding figure Power Output 5V DGND All DaqTemp models have a power output connection on the Digital and Analog IO card The power supplied has a voltage of 5V 10 and is sourced from the computer where the DaqTemp PCI board is installed No more than 500mA should be sourced out of this connection See the preceding figure for the power output connection points 1 4 Overview amp Theory of Operation 09 06 02 DaqTemp User s Manual Scanning DaqTemp User s Manual Every DaqTemp has an on board scan sequencer that permits the user to select any combination of up to 512 channel range combinations The sequencer scans all channels contained in the sequence at the rate of 5 us channel thereby minimizing the time skew from channel to channel The user can also set the time between scan groups from 0 to 6 hours In addition to scanning analog inputs the sequencer can
16. variation of this signal through the transducer corresponds to the condition measured The degree to which an input signal is amplified or attenuated to allow greater accuracy and resolution can be expressed as lt n or dB The arrangement or operation of a circuit so that signals from another circuit or device do not affect the isolated circuit In reference to Daq devices isolation usually refers to a separation of the direct link between the signal source and the analog to digital converter ADC Isolation is necessary when measuring high common mode voltage Some transducers produce a voltage in linear proportion to the condition measured Other transducers e g thermocouples have a nonlinear response To convert nonlinear signals into accurate readings requires software to calibrate several points in the range used and then interpolate values between these points A device that collects signals from several inputs and outputs them on a single channel The value of a signal on a channel at an instant in time When triggered the ADC reads the channel and converts the sampled value into a 12 or 16 bit value The channels that are selected for sampling A programmable device that manages channels and channel specific settings An operation that gathers samples from multiple channels at the same instant and holds these values until all are sequentially converted to digital values The single ended mode measures a voltage betwee
17. 00 kHz 8 P ue ANALOG IN F Protection Pe Cee Analog to Digital 38 MAIST Converter 88 Four External Ch Select J SOROL ee Two External Gain Select a oo 8 One SS amp H A 200 kHz 38 912 step Input 9 One TTL Trigger Input Random Access Clock o o One Analog In Pacer Clock Channel Gain oo E o 29 Sequencer Analog e s 29 l Trigger 3 29 Four 16 bit Counter Inputs 75 m 99 Two 16 bit Timer Outputs Sequencer Reset O 9o A oo oA 2 Programmable Q 8 9 One DAC Pacer Clock Sequencer eo Timebase DIGITAL I O F 5 ps to 6 hours Soj Three 8 bit Digital I O Ports 77 100 kHz A Output Clock CA 195 Controller Controller 100 CONDUCTOR RIBBON CABLE Connects to P4 on DaqTemp7A or Note 1 The DaqTemp7A PCI Board has two DACs Se e MN cde DaqTemp14A The DaqTemp14A PCI Board has four DACs nediess MUS DaqTemp PCI Board Block Diagram 1 10 Overview amp Theory of Operation 09 06 02 DaqTemp User s Manual Each DaqTemp makes use of one high speed multi function PCI plug and play data acquisition board The PCI board features a 16 bit 200 kHz A D converter ADC digital calibration bus mastering DMA 24 digital I O lines four counters and two timers In addition the DaqTemp7A has twol6 bit 100 kHz D A converters DACs and the DaqTemp14A has four DACs DaqTemp modules provide access to all of the system s input and output signals A 100 pin connector on each module connects to a mating connector on the associated PCI board The
18. D A channels Each D A channel may be asynchronously updated by an application if the D A channel is not currently being used for waveform output operations Frequency Counter Input Channels The DaqTemp Series PCI boards have counter input capabilities and have the ability to read counter input if the counter channel is not configured for synchronous acquisition As in the case of synchronous operations the 4 16 bit counter input channels can be used individually or cascaded into 2 32 bit counter channels For either cascaded or non cascaded counter channels each channel can be configured for e Clear on Read Mode specifies that each counter should be cleared reset to 0 upon being read e Continuous Totalize Mode specifies that each counter is to free run and not be cleared during the read operation DaqTemp User s Manual 09 06 02 Overview amp Theory of Operation 1 9 Operation Matrix DaqTemp7A DaqTemp14A DaqTemp7 and Operation PCI Board PCI Board DaqTemp14 PCI Board Synchronous Input Analog Inputs Digital Inputs Synchronous Output Asynchronous IO Digital I O Timer Output Pulse Generation Analog Output Yes 2 Yes 4 Block Diagram DACs apply to Daqlemp7A and Daqlemp14A see Note 1 DaqTemp7 and DaqTemp14 have no DACs 16 bit DAC A SIGNAL I O Digital to Analog Converter 8 DE P4 Note 1 Analog Input oo DAC OUT E oo a Input 16 bit 2
19. F MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED LIMITATION OF LIABILITY The remedies of purchaser set forth herein are exclusive and the total liability of OMEGA with respect to this order whether based on contract warranty negligence indemnification strict liability or otherwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold by OMEGA is not intended to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on humans Should any Product s be used in or with any nuclear installation or activity medical application used on humans or misused in any way OMEGA assumes no responsibility as set forth in our basic WARRANTY DISCLAIMER language and additionally purchaser will indemnify OMEGA and hold OMEGA harmless from any liability or damage whatsoever arising out of the use of the Product s in such a manner RETURN REQUESTS INQUIRIES Direct all warranty and repair requests inquiries to the OMEGA Customer Service Department BEFORE RETURNING ANY PRODUCT S TO OMEGA PURCHASER MUST OBTAIN AN AUTHORIZED RETURN AR NUMBER FROM OMEGA S CUSTOMER SERVICE DEPARTMENT IN ORDER TO AVOID PROCESSING DELAYS The assigned AR number should then be marked on
20. Temp14 and DaqTemp14A use two channels for CJC cold junction compensation The CJC is measured on channels 0 and 8 The DaqTemp PCI board has 8 differential analog inputs One of these inputs is used to measure the thermocouple channels leaving the other 7 for general purpose analog input measurement The thermo couple board has its own analog multiplexer that is driven by expansion channel address signals from the PCI board The multiplexer chooses one of 16 signals for measurement 14 thermocouple inputs and 2 CJC inputs Note Each DaqTemp thermocouple input channel can be configured for a fixed voltage gain of 100 When in this mode voltage can be measured in the range of 100 mV 1 2 Overview amp Theory of Operation 09 06 02 DaqTemp User s Manual Differential Input Channels 1H 1L 7H 7L Each DaqTemp model has seven differential input channels for measuring voltage The voltage channels are labeled from 1H 1L to 7H 7L with the H and L representing channel high and channel low The seven channels are located on the Analog I O portion of the card Each differential input channel also has a current shunt resistor that can be user installed The resistor will convert a current to a voltage the voltage will then be measured by the DaqTemp PCI board This is a handy way to measure 4 20mA current loops or make current based measurements in general The right hand figure shows how the resistors are connected to both
21. and the recommendations in this manual Using this equipment in ways other than described in this manual can present serious safety hazards or cause equipment damage This warning symbol is used in this manual or on the equipment to warn of possible injury or death from electrical shock under noted conditions This ESD caution symbol urges proper handling of equipment or components sensitive to damage from electrostatic discharge Proper handling guidelines include the use of grounded anti static mats and wrist straps ESD protective bags and cartons and related procedures This symbol indicates the message is important but is not of a Warning or Caution category These notes can be of great benefit to the user and should be read In this manual the book symbol always precedes the words Reference Note This type of note identifies the location of additional information that may prove helpful References may be made to other chapters or other documentation Tips provide advice that may save time during a procedure or help to clarify an issue Tips may include additional reference Specifications and Calibration Specifications are subject to change without notice Significant changes will be addressed in an addendum or revision to the manual As applicable we calibrate our hardware to published specifications Periodic hardware calibration is not covered under the warranty and must be performed by qualified personnel as specif
22. can designate any of the digital input ports as the trigger port The programmed digital pattern including the ability to mask or ignore specific bits is then compared to the actual input until a match is detected after which the sequencer begins the scan sequence Counter Triggering Triggering can also be programmed to occur when one of the counters reaches exceeds or is within a programmed level Any of the built in counter totalizer channels can be programmed as a trigger source Software Based Triggering Software based triggering differs from the modes described above because the readings analog digital or counter are interrogated by the PC to detect the trigger event not in the hardware as described above The advantage of this mode is to permit triggering based on more complex situations such as on a specific temperature which was derived from the acquisition of at least two analog measurements plus the calculation of the measured temperature using linearization algorithms Normally software based triggering results in long latencies from the time that a trigger condition 1s detected until the actual capturing of data commences However the DaqTemp PCI Board circumvents this undesirable phenomenon by use of pre trigger data Specifically when software based triggering is employed and the PC detects that a trigger condition has occurred which may be thousands of readings later than the actual occurrence of the signal the DaqT
23. connection is made via a CA 195 100 conductor ribbon cable Signal types applicable to the DaqTemps are e Analog Input 7 differential analog inputs with 13 software programmable ranges 10 V to 156 mV full scale e General purpose 24 lines for Digital I O e 4 Counter Inputs 2 Timer Outputs e 2 Analog Outputs for DaqgTemp7A e 4 Analog Outputs for DaqTemp14A e 7 Thermocouple Inputs for DaqgTemp7A and DaqTemp7 e 14 Thermocouple Inputs for DaqTemp14A and DaqTemp14 The PCI board s scan sequencer lets you select up to 512 channel range combinations The sequencer scans all channels of the scan at Sus per channel or 10 us per channel Bus mastering allows analog and digital counter input data as well as analog and digital output data to flow between the PC and the DaqTemp without consuming CPU time DaqTemps support a full complement of trigger modes including e Hardware analog triggering A user programmed trigger level sets an analog DAC which is compared in hardware to the analog input level on the selected channel Trigger latency is lt 5 us e Digital and pattern triggering The boards have separate digital trigger input line allowing TTL level triggering and latencies less than 5 us The trigger can be programmed for logic level or edge triggering In pattern triggering any of the digital input ports acts as the trigger port You can program the digital pattern e Software based triggering The PC dete
24. cts the trigger event from readings either analog digital or counter Six pre and post triggering modes are supported Additional features e 24 TTL level digital I O lines They are divided into three 8 bit ports e Four 16 bit counters Each can accept frequency inputs up to 10 MHz The counters can be cascaded into two 32 bit counters Two 16 bit timer outputs Each can generate square waves from 16 Hz to 1 MHz Configuration through software The DaqTemp modules and PCI boards have no switches or jumpers Analog Outputs DaqTemp7A and DaqTemp14A only The 16 bit 100 kHz analog output channels have an output range of 10 V to 10 V These channels are separate from the D As used to determine analog trigger levels Using Bus Mastering DMA each D A can output a waveform Bus Mastering DMA also allows for digital pattern generation on the 16 bit high speed digital I O port DaqTemp User s Manual 09 06 02 Overview amp Theory of Operation 1 11 Q Note 1 12 Overview amp Theory of Operation 09 06 02 DaqTemp User s Manual How to Install Daqlemp Step 1 Install Software Step 2 Install the DaqTemp PCI Board Step 3 Configure the PCI Board 2 4 Step 4 Test the PCI Board Step 5 Connect the DaqTemp Module to its associated PCI Board 2 9 Note You should keep your DaqTemp serial numbers and your DaqView 2000 authorization code if applicable with this document Space is provided below The PCI
25. d CAUTION Turn off power to and unplug the host PC prior to connecting the DaqTemp to the computer Failure to do so could possible result in equipment damage Prior to mating the CA 195 cable s P4 connectors to the PCI board and the DaqTemp be sure to align the P4 orientation indicators A of the connectors that are being mated Connect the DaqTemp module to its PC based PCI board as follows 1 Turn off and unplug the PC 2 Ensure that the P4 connector alignment indicators A on cable CA 195 and the DaqTemp module are in alignment and make the connection of cable to DaqTemp module 3 Align the cable s remaining P4 connector with the PCI board s P4 connector then make the connection At this point you can connect the signal lines to the DaqTemp module s terminal blocks Refer to chapter 3 for details 2 6 How to Install Daqlemp 10 14 02 DaqTemp User s Manual Making Signal Connections Connect the signal lines to the intended terminals on DaqTemp s card mounted terminal blocks for Digital or Analog I O and or to the chassis mounted terminal blocks for thermocouple connections In regard to thermocouples e DaqTemp7 and DaqTemp7A provide input connections for channels 1 through 7 e DaqTemp14 and DaqTemp14A provide input connections for channels 1 through 7 and for channels 9 through 15 Card with Terminal Blocks for Digital I O and Analog I O _A oe HHPI o ji L O 2 2 Z
26. d at a fixed rate of 5 us per channel or 10 us per channel 09 06 02 Overview amp Theory of Operation 1 5 Triggering Triggering can be the most critical aspect of acquiring data The DaqTemp PCI Board supports a full complement of trigger modes to accommodate a wide variety of applications Hardware Analog Triggering Many data acquisition products claim analog triggering but rely on the PC to take readings and make a decision which leads to uncertain and potentially long latencies The DaqTemp PCI Board uses true analog triggering whereby the trigger level programmed by the user sets an analog DAC which is then compared in hardware to the analog input level on the selected channel The result is analog trigger latency that 1s guaranteed to be less than 5 us significantly shorter than most data acquisition devices Any analog channel can be selected as the trigger channel The user can program both the trigger level as well as the edge rising or falling Digital Triggering P1 A separate digital trigger input line is provided allowing TTL level triggering again with latencies guaranteed to be less than 5 us Both the logic levels 1 or 0 as well as the edge rising or falling can be programmed for the discrete digital trigger input The digital trigger input is labeled TTLTRG on the Digital and Analog I O Board Digital Pattern Triggering P2 The DaqTemp PCI Board also supports digital pattern triggering whereby the user
27. digital I O is divided into three 8 bit ports which are labeled AO A7 BO B7 and C0 C7 Each port can be programmed as an 8 bit group for either input or output Digital I O Section of DaqTemp Digital and Analog I O Card Frequency Counter Inputs CNTO CNT1 CNT2 and CNT3 Each DaqTemp has four frequency counter inputs that can be used for counting pulses A 16 bit counter capable of counting up to 65 536 TTL level transitions resides behind each counter input These inputs are labeled CNTO CNT1 CNT2 and CNT3 on the Digital and Analog I O Terminal Block Card as indicated in the preceding figure Each of the four counters is capable of accepting frequency inputs of up to 10 MHz The counters can be cascaded to 32 bits allowing over four billion counts to be totalized As with all other inputs the counters can be read asynchronously under program control or synchronously as a part of an analog and digital scan group 16 Bit Timer Outputs TMRO and TMR1 Two 16 bit timer outputs are built into every DaqTemp Each timer output can generate square waves within a programmable frequency range of 16 Hz to 1 MHz These outputs are labeled TMRO and TMR1 on the Digital and Analog I O Terminal Block Card as indicated in the preceding figure Pacer Clock I O A ICLK and A OCLK All DaqTemp models have two signals that can be used as inputs for externally clocking the acquisition and analog output DACs A TTL input can be applied to A ICLK
28. earth Category I implies signals without high transient values Category II applies to typical mains power lines with some transients Safety Conditions Users must comply with all relevant safety conditions in the user s manual and the Declarations of Conformity This manual and Daq hardware make use of the following Warning and Caution symbols If you see either of these symbols on a product carefully read the related information and be alert to the possibility of personal injury _ This warning symbol is used in this manual or on the equipment to warn of possible injury or death from electrical shock under noted conditions j q f This warning caution symbol is used to warn of possible personal injury or equipment damage under noted conditions Daq products contain no user serviceable parts refer all service to qualified personnel The specific safety conditions for CE compliance vary by product but general safety conditions include e The operator must observe all safety cautions and operating conditions specified in the documentation for all hardware used e The host computer and all connected equipment must be CE compliant e All power must be off to the device and externally connected equipment before internal access to the device is permitted e Isolation voltage ratings do not exceed documented voltage limits for power and signal inputs All wire insulation and terminal blocks in the system must be rated
29. ecifies that each counter should be cleared upon being read and placed into the input scan e Totalize Counting Mode specifies that each counter is to free run and not be cleared during the input acquisition Synchronous Input Acquisition Clocking The DaqTemp Series PCI boards allow clocking of the synchronized inputs either by an internal programmable pacer clock or by external clocking These products use a sequencer to implement a multiplexing approach to gathering the input data This means that with either internal or external clocking the entire channel scan including the sampling time for each channel may not exceed the maximum ageregate rate of 200kHz External clocking for acquisition 1s accomplished by applying a TTL clock input to the A ICLK on the Digital and Analog IO board With external clocking the DaqTemp PCI board will start a scan every time there is a rising edge on the A ICLK input All channels analog and digital within the scan group are still measured at the 5 us channel or 10 us channel rate the scan stored in the sequencer will be repeated at the rate of the A ICLK input Synchronous Output Operations The DaqTemp7A and DaqTemp14A PCI Boards allow synchronous output of any 2 or 4 DACS respectively All D A channels available may have output streamed to them and clocked out synchronously DAC output channels can be updated at the rate of an internal DAC pacer clock that is fully programmable and separate f
30. emp PCI Board driver automatically looks back to the location in memory where the actual trigger causing measurement occurred The acquired data that is presented to the user actually begins at the point where the trigger causing measurement occurs The latency in this mode is equal to one scan cycle Pre and Post Triggering Modes Six modes of pre and post triggering are supported providing a wide variety of options to accommodate any measurement requirement When using pre trigger the user must use software based triggering to initiate an acquisition e No pre trigger post trigger stop event This the simplest of modes acquires data upon receipt of the trigger and stops acquiring upon receipt of the stop trigger event e Fixed pre trigger with post trigger stop event In this mode the user specifies the number of pre trigger readings to be acquired after which acquisition continues until a stop trigger event occurs e No pre trigger infinite post trigger No pre trigger data is acquired in this mode Instead data is acquired beginning with the trigger event and is terminated when the operator issues a command to halt the acquisition e Fixed pre trigger with infinite post trigger The user specifies the amount of pre trigger data to acquire after which the system continues to acquire data until the program issues a command to halt acquisition 1 6 Overview amp Theory of Operation 09 06 02 DaqTemp User s Manual e Variable p
31. emp features on board cold junction compensation CJC for direct measurement of type J K T E N28 N14 S R and B thermocouples The following table provides the temperature range for each of these thermocouple types TiCTye J3 Kk T E N3 N4 S R e Temperature 200 to 200to 200to 270to 270to Oto 50 to 50 to 50 to Range C 760 1200 400 650 400 1300 1768 1768 1780 Temperature 328 to 328to 328to 454to 454to 32to 58 to 58 to 122 to Range F 1400 2192 152 1202 152 2372 3214 3214 3236 DaqTemps are known mainly for their input of thermocouple signals Up to seven thermocouples channels 1 through 7 can be connected to a thermocouple terminal block located within the DaqTemp7 and DaqTemp7A modules Both the DaqTemp7 and DaqTemp7A use channel 0 for CJC cold junction compensation eee TE es e SRR INNS i RO ES 0 GG Ie ay i oo 7 i HEHIELC pa q L IE Bl i ILLL Ororo Sco EE E NOOEN OOo e m J 7 Orcio Sro Thermocouple Channel Connections for DagqTemp7 and DaqTemp7A EF 7 ae ee oe HIELD SSS SNS ae el F te ett Thermocouple Channel Connections for DaqTemp14 and DaqTemp14A Up to fourteen thermocouples can be connected to a thermocouple terminal block located within the DaqTemp14 and DaqTemp14A modules Channels 1 through 7 are used for the first seven thermocouples and channels 9 through 15 for the second set of seven Both the Daq
32. ersions of the manuals can be ordered from the factory Manual Layout Chapter 1 Overview and Theory of Operation Explains what DaqTemps are the differences between the four DaqTemp models and discusses certain aspects of data acquisition in relation to DaqTemp as well as the theory of operation for each DaqTemp model Chapter 2 How to Install DaqTemp Instructs the user on how to 1 install software 2 install the DaqTemp PCI board 3 configure the PCI board 4 test the PCI board and 5 connect the DaqTemp module to its associated PCI board Chapter 3 Making Signal Connections This chapter uses illustrations to identify the screw type terminals that are associated with various signal types including but not limited to Digital I O Analog I O and Thermocouples The chapter includes a thermocouple standards color reference table for the following thermocouple types J K T E N28 N14 S R and B The chapter also includes important notes pertaining to thermocouples Chapter 4 Software for DaqTemp Applications Provides a brief introduction to out of the box and icon driven software that can be used with DaqTemp The chapter includes reference notes to associated pdf formatted documents which the user will need to refer to for detailed information Chapter 5 CE Compliance Pertains to CE standards and conditions that are relevant to DaqTemps The chapter includes CE Kit installation instructions Chap
33. fier used primarily to match two different impedance points and isolate one stage from a succeeding stage in order to prevent an undesirable interaction between the two stages Also see Buffer In reference to Daq devices channel simply refers to a single input or output entity In a broader sense an input channel is a signal path between the transducer at the point of measurement and the data acquisition system A channel can go through various stages buffers multiplexers or signal conditioning amplifiers and filters Input channels are periodically sampled for readings An output channel from a device can be digital or analog Outputs can vary in a programmed way in response to an input channel signal Common mode pertains to signals that are identical in amplitude and duration also can be used in reference to signal components Common mode voltage refers to a voltage magnitude referenced to a common point that is shared by two or more signals Example referenced to common Signal is 5 VDC and Signal 2 is 6 VDC The common mode voltage for the two signals is 5 5 VDC 5 6 2 An undesired transfer of signals between systems or system components Crosstalk causes signal interference more commonly referred to as noise A digital signal is one of discrete value in contrast to a varying signal Combinations of binary digits Os and 1s represent digital data 08 23 02 G 1 Digital to Analog Converter DAC DIP sw
34. for the isolation voltage in use Voltages above 30 Vrms or 60 VDC must not be applied if any condensation has formed on the device e Current and power use must not exceed specifications Do not defeat fuses or other over current protection Emissions Immunity Conditions 5 2 The specific immunity conditions for CE compliance vary by product but general immunity conditions include e Cables must be shielded braid type with metal shelled connectors Input terminal connections are to be made with shielded wire The shield should be connected to the chassis ground with the hardware provided e The host computer must be properly grounded e In low level analog applications some inaccuracy is to be expected when I O leads are exposed to RF fields or transients over 3 or 10 V m as noted on the Declaration of Conformity CE Compliance 08 27 02 DaqTemp Series User s Manual CE Cable Kit for Daqfemps CAUTION Turn OFF the power to and UNPLUG the host PC and externally connected equipment prior to removing the PC s cover and removing or installing the DaqTemp Series PCI Board Electric shock or damage to equipment can result even under low voltage conditions Take ESD precautions packaging proper handling grounded wrist strap etc Use care to avoid touching board surfaces and onboard components Only handle boards by their edges or ORBs if applicable Ensure boards do not come into contact with foreign elements such a
35. ibration Using DaqCal exe When calibration adjustments are needed they should be completed in the following order PGA Input and Output Offset Sample Hold Offset A D Offset and Gain VDC Voltage Reference DACO Full Scale DACI Full Scale DAC2 Full Scale DAC3 Full Scale ot Na a A Windows based program DaqCal exe is used to calibrate Daq systems including analog expansion cards DaqCal exe is used in conjunction with e a4 5 digit digital multi meter e an adjustable voltage calibrator e anambient temperature meter To use the calibration program 1 Launch DaqCal Note DaqCal is installed automatically from your data acquisition CD as a part of product support This takes place during software installation DaqCal s default location is the Omega DaqX Software folder in the Programs group 2 When DaqCal opens you will be prompted to select your device from a list After doing so simply follow the illustrated on screen instructions DaqTemp User s Manual 10 14 02 Calibration 6 1 Reference Note If the ambient temperature of the operating environment is below 18 C or above 28 C or if the DaqTemp is near or outside its one year calibration interval then the absolute accuracy may be improved through the use of an external temperature calibrator Refer to the document System Calibration and Unit Conversion Using mx b p n 457 0949 for detailed information A PDF version of the document is included on your da
36. ied in this manual Improper calibration procedures may void the warranty iii Your order was carefully inspected prior to shipment When you receive your order carefully unpack all items from the shipping carton and check for physical signs of damage that may have occurred during shipment Promptly report any damage to the shipping agent and your sales representative Retain all shipping materials in case the unit needs returned to the factory Note Using this equipment in ways other than described in this manual can cause personal injury or equipment damage Before setting up and using your equipment you should read all documentation that covers your system Pay special attention to Warnings and Cautions During software installation Adobe PDF versions of user manuals will automatically install onto your hard drive as a part of product support The default location is in the Programs group which can be accessed from the Windows Desktop Initial navigation is as follows Start Desktop Start pull down menu gt Programs gt Omega DagX Software You can also access the PDF documents directly from the data acquisition CD by using the lt View PDFs gt button located on the opening screen Refer to the PDF documentation for details regarding both hardware and software A copy of the Adobe Acrobat Reader is included on your CD The Reader provides a means of reading and printing the PDF documents Note that hardcopy v
37. itch Differential mode Differential mode voltage ESD Excitation Gain Isolation Linearization Multiplexer MUX Sample reading Scan Sequencer Simultaneous Sample and Hold Single ended mode G 2 A circuit or device that converts digital values binary bits into analog signals A DIP switch is a group of miniature switches in a small Dual In line Package DIP Typically users set these switches to configure their particular application The differential mode measures a voltage between 2 signal lines for a single channel Also see single ended mode Differential mode voltage refers to a voltage difference between two signals that are referenced to a common point Example Signal 1 is 5 VDC referenced to common Signal 2 is 6 VDC referenced to common If the 5 VDC signal is used as the reference the differential mode voltage is 1 VDC 6 VDC 5 VDC 1 VDC If the 6 VDC signal is used as the reference the differential mode voltage is 1 VDC 5 VDC 6 VDC 1 VDC Electrostatic discharge ESD is the transfer of an electrostatic charge between bodies having different electrostatic potentials This transfer occurs during direct contact of the bodies or when induced by an electrostatic field ESD energy can damage an integrated circuit IC Some transducers e g strain gages thermistors and resistance temperature detectors RTDs require a known voltage or current Typically the
38. low for greater clarity of parts amp Screw 4 40 x 3 16 1 of 2 Secure the Grounding Pigtail to Cable CA 195CE Using Cable Clamps 1033 2009 1033 2010 and two 4 40 x 5 16 screws secure the Grounding Pigtail to the cable Note that the Clamps must be positioned over the cable s Copper Band as indicated in the first figure on this page Tighten screws snug but do not over tighten Note In the following figure the cable is not shown to allow for greater clarity of parts Cable Clamp 1033 2009 Screw 4 40 x 5 16 1 of 2 Grounding Pigtail Cable Cla amp 1033 2010 DaqTemp Series User s Manual 08 27 02 CE Compliance 5 5 Connect Cable and Grounding Pigtail to the DaqTemp Module 1 Verify that the P4 connectors of the CA 195CE Cable and the DaqTemp Module are av P4 correctly aligned Correct alignment is indicated when the P4 locator triangles face each other see figure The triangles locate pin A1 Ja P4 Complete the connection r9 Connect the open end of the Grounding Pigtail to the threaded insert located to the right of DaqTemp s P4 connector See following figure CA 195CE Cable DaqTemp Module Connected to DaqTemp PCI Board Grounding Pigtail ig Sa Rl eH oe NSN a Epe eS SI A X W fa CE ORB and P4 Cable Clamp Connects to P4 on the Copper Band DaqTemp Module Cable Clamps Part of Cable 2 Places P4 At this point your board
39. m Dagboard005 BEDALE DagTempiA DaqgTemp 4 DagTemp 4A Dagi128 hal C Click the OK button The DaqTemp Properties tab will appear OF E Cancel At this point complete steps 3 through 5 above Using Add Device Step 4 Test the DaqTemp PCI Board Use the following steps to test the DaqTemp Note that these steps are continued from those listed under the previous section Configure the DaqTemp PCI Board 34 Daq Configuration 1 Select the Test Hardware tab z CagTemp Properties Test Hardware 1 2 Click the Resource Test button Prior to testing please make sure your device is connected to the PC 3 After the test is complete click OK IF your computer does not respond for 30 seconds please reboot and change the settings in the configuration utility System capability is now tested for the DaqTemp PCI board Test Results Ho tests have been run Tarun click Test Test results will be displayed on the screen At this point we are ready to connect the DaqTemp module to the PCI board Test Hardware Tab Condensed Screen Image DaqTemp User s Manual 10 14 02 How to Install Daqfemp 2 5 Step 5 Connect the Daqfemp Module to its PCI Board Daq Temp PCI Board in Host Computer DaqTemp Module Use a CA 195 cable to connect the DaqTemp module to its associated PCI Board Connecting the DaqTemp Module to the PCI Boar
40. must meet or exceed the standards and bear the CE mark Although not required in the USA meeting or exceeding the CE standards is considered good engineering practice since doing so enhances safety while reducing noise and ESD problems In contracted and in house testing most Daq products met the required specifications In many cases products that were not originally in compliance were redesigned accordingly In noted instances alternate product versions shield plates edge guards special connectors or add on kits are required to meet CE compliance CE Standards and Directives The electromagnetic compatibility EMC directives specify two basic requirements 1 The device must not interfere with radio or telecommunications 2 The device must be immune from electromagnetic interference from RF transmitters etc The standards are published in the Official Journal of European Union under direction of CENELEC European Committee for Electrotechnical Standardization The specific standards relevant to Daq equipment are listed on the product s Declaration of Conformity and include CISPR22 1985 EN55022 1988 Information Technology Equipment Class A for commercial industrial use and EN50082 1 1992 for various categories of EMI immunity The safety standard that applies to Daq products is EN 61010 1 1993 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements En
41. n a signal line and a common reference that may be shared with other channels Also see differential mode 08 23 02 Glossary Trigger An event to start a scan or mark an instant during an acquisition The event can be defined in various ways e g a TTL signal a specified voltage level in a monitored channel a button manually or mechanically engaged a software command etc Some applications may use pre and post triggers to gather data around an instant or based on signal counts TTL Transistor Transistor Logic TTL is a circuit in which a multiple emitter transistor has replaced the multiple diode cluster of the diode transistor logic circuit typically used to communicate logic signals at 5 V Unipolar A range of analog signals that is always zero or positive e g 0 to 10 V Evaluating a signal in the right range unipolar or bipolar allows greater resolution by using the full range of the corresponding digital value See bipolar Glossary 08 23 02 G 3 G 4 08 23 02 Glossary WARRANT Y DISCLAIMER OMEGA ENGINEERING INC warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase OMEGA s WARRANTY adds an additional one 1 month grace period to the normal one 1 year product warranty to cover handling and shipping time This ensures that OMEGA s customers receive maximum coverage on each product If the unit malfunctions it must be returned to the fact
42. na Czech Republic TEL 420 0 59 6311899 FAX 420 0 59 6311114 Toll Free 0800 1 66342 e mail info omegashop cz 11 rue Jacques Cartier 78280 Guyancourt France TEL 33 0 1 61 37 2900 FAX 33 0 1 30 57 5427 Toll Free in France 0800 466 342 e mail sales omega fr Daimlerstrasse 26 D 75392 Deckenpfronn Germany TEL 49 0 7056 9398 0 FAX 49 0 7056 9398 29 Toll Free in Germany 0800 639 7678 e mail info omega de One Omega Drive River Bend Technology Centre Northbank Irlam Manchester M44 5BD United Kingdom TEL 44 0 161 777 6611 FAX 44 0 161 777 6622 Toll Free in United Kingdom 0800 488 488 e mail sales omega co uk It is the policy of OMEGA Engineering Inc to comply with all worldwide safety and EMC EMI regulations that apply OMEGA is constantly pursuing certification of its products to the European New Approach Directives OMEGA will add the CE mark to every appropriate device upon certification The information contained in this document is believed to be correct but OMEGA accepts no liability for any errors it contains and reserves the right to alter specifications without notice WARNING These products are not designed for use in and should not be used for human applications Warnings Cautions Notes and Tips Refer all service to qualified personnel This symbol warns of possible personal injury or equipment damage under noted conditions Follow all safety standards of professional practice
43. o turn off power to and UNPLUG the host PC and externally connected equipment Then remove the PC s cover Refer to your PC Owner s Manual as needed 2 Install the DaqTemp Series PCI Board with CE ORB as follows see following figure a Align the groove in the edge connector with the ridge on the PCI slot b Push the DaqgTemp PCI Board firmly into the PCI slot c Replace the rear panel adapter screw 3 Replace the PC s cover a Align Groove in Edge Connector with Ridge on PCI Slot c Replace Screw b Push Board Firmly into PCI Slot Installing a DaqTemp PCI Board 5 4 CE Compliance 08 27 02 DaqTemp Series User s Manual Connect the CA 195CE Cable to the Board CA 195CE Cable Connected to DaqTemp PCI Board Q SS AN PS CE ORB and P4 Cable Clamp DaqTemp Module Grounding Pigtail ETA Connects to P4 on the Copper Band DaqTemp Module Cable Clamps Part of Cable 2 Places 1 Connect one end of the CA 195CE Cable to DaqBoard 2000 Series Board s P4 connector Note that either end of the cable can be connected to the board however the white locator triangles must align with each other 2 Align the Cable Clamp 1033 2009 with the Cable Clamp 1033 2009 CE ORB and secure the items with two 4 40 x 3 16 screws provided DaqTemp PCI Board KAATA PARUA EATR GA TNS RAN epee Note In the right hand figure the cable is not shown to al
44. ogrammable 1 Onboard D A clock independent of scanning input clock 2 Onboard scanning input clock 3 External D A input clock independent of external scanning input clock 4 External scanning input clock Digital I O Channels 24 Input Scanning Modes 2 programmable 1 Asynchronous under program control at any time relative to input scanning 2 Synchronous with input scanning Ports 3 x 8 bit 82C55 emulation each port is programmable as input or output Input Characteristics 100 Ohm series 20 pF to common T O Levels TTL Sampling Update Rate 200 kHz max Frequency Counters Counter inputs can be scanned synchronously along with voltage TC and digital scanned inputs based either on internal programmable timer or an external clock source Bus Mastering DMA provides CPU and system independent data transfers ensuring data acquisition performance irrespective of other system activities Counters can be configured to clear when read or to totalize and clear under program control Channels 4 x 16 bit can be cascaded as 2 x 32 bit Frequency Measurement Rate 10 MHz max Input Signal Range 15V to 15V Trigger Level TTL Minimum Pulse Width 50 ns high 50 ns low Timer Pulse Outputs Channels 2 x 16 bit Output Waveform Square wave Output Rate 1 MHz base rate divided by 1 to 65535 programmable High Level Output Voltage 2 0V min 3 75 mA 3 0V min 2 5 mA Low Level Output Voltage 0 4V max 2 5 mA 7 4 Specifica
45. or reference only When vou have multiple boards a device name is matched to a particular board by physical slot not by serial number Configuring DaqTemp via the Properties Tab 3 Enter a Device Name in the text box or use the default DaqTemp Device Name is for identifying the DaqTemp board However the Device Name actually refers to the PCI slot and not to the board 4 Verify that the Device Type is a DaqTemp PCI board for example DaqBoard 2000 as indicated 2 4 How to Install DaqTemp in the above figure Available device types can be viewed via the pull down list W Confirm that the DaqTemp text box shows a Bus Slot and Serial Number Zf this text box is empty use its pull down list W and select the serial number that matches the one for your board In the above figure we see that the Bus number is 2 the Slot number is 9 and the Serial Number S N is 171972 10 21 02 DaqTemp User s Manual Using Add Device This method is for users who have accessed the Daq Configuration control panel applet but have no DaqTemp icon A After accessing the Daq Configuration control panel applet click on the Add Device button see figure right The Select Device Type window will appear B Using the Device Type s pull down list select the applicable board In the example at the right DaqTemp7 is selected E Select Device Type Device Type DagTemp A DagBoardi004 la
46. ory for evaluation OMEGA s Customer Service Department will issue an Authorized Return AR number immediately upon phone or written request Upon examination by OMEGA if the unit is found to be defective it will be repaired or replaced at no charge OMEGA s WARRANTY does not apply to defects resulting from any action of the purchaser including but not limited to mishandling improper interfacing operation outside of design limits improper repair or unauthorized modification This WARRANTY is VOID if the unit shows evidence of having been tampered with or shows evidence of having been damaged as a result of excessive corrosion or current heat moisture or vibration improper specification misapplication misuse or other operating conditions outside of OMEGA s control Components in which wear is not warranted include but are not limited to contact points fuses and triacs OMEGA is pleased to offer suggestions on the use of its various products However OMEGA neither assumes responsibility for any omissions or errors nor assumes liability for any damages that result from the use of its products in accordance with information provided by OMEGA either verbal or written OMEGA warrants only that the parts manufactured by the company will be as specified and free of defects OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER EXPRESSED OR IMPLIED EXCEPT THAT OF TITLE AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY O
47. r Probes Connectors Panels amp Assemblies WA Wire Thermocouple RTD amp Thermistor lA Calibrators amp Ice Point References 4 Recorders Controllers amp Process Monitors WA Infrared Pyrometers PRESSURE STRAIN AND FORCE WA Transducers amp Strain Gages WA Load Cells amp Pressure Gages lA Displacement Transducers WA Instrumentation amp Accessories FLOW LEVEL lA Rotameters Gas Mass Flowmeters amp Flow Computers WA Air Velocity Indicators lA Turbine Paddlewheel Systems lA Totalizers amp Batch Controllers pH CONDUCTIVITY La pH Electrodes Testers amp Accessories WA Benchtop Laboratory Meters WA Controllers Calibrators Simulators amp Pumps WA Industrial pH amp Conductivity Equipment DATA ACQUISITION lA Data Acquisition amp Engineering Software WA Communications Based Acquisition Systems WA Plug in Cards for Apple IBM amp Compatibles WA Datalogging Systems I Recorders Printers amp Plotters HEATERS lA Heating Cable lA Cartridge amp Strip Heaters WA Immersion amp Band Heaters WA Flexible Heaters WA Laboratory Heaters ENVIRONMENTAL MONITORING AND CONTROL WA Metering amp Control Instrumentation lA Refractometers WA Pumps amp Tubing lA Air Soil amp Water Monitors lA Industrial Water amp Wastewater Treatment lA pH Conductivity amp Dissolved Oxygen Instruments M3882 1205
48. re trigger with post trigger stop event driver support only Unlike the previous pre trigger modes this mode does not have to satisfy the pre trigger number of readings before recognizing the trigger event Thus the number of pre trigger readings acquired is variable and dependent on the time of the trigger event relative to the start In this mode data continues to be acquired until the stop trigger event is detected e Variable pre trigger with infinite post trigger driver support only This is similar to the mode just described except that the acquisition is terminated upon receipt of a command from the program e Stop Trigger Any of the software trigger modes described above can be used to stop an acquisition Thus an acquisition can be programmed to begin on one event such as a temperature level and then stopped on another such as a digital pattern event Theory of Operation As implied by the following matrix the operational material does not apply globally to every DaqT emp Series PCI board For example the PCI boards for DaqTemp7 and DaqTemp14 have no analog output I O Comparison Matrix I O Comparison Matrix for DaqTemp Series PCI Boards Thermocouple Analog Input Analog Output Digital I O Counter DaqTemp Channels Channels Channels Channels Timers PCI Board Digital Counter T C I O Timers DaqTemp7A 7 7 4 Counters 2 Timers DaqTemp14A T 4 Counters 2 Timers DaqTemp7 7 7 4 Counters 2 Timers DaqTemp14
49. rom the acquisition pacer clock External clocking for analog output is also available by applying a TTL clock input to the A OCLK on the Digital and Analog IO board With external clocking the DaqTemp PCI board will update the DAC s every time there is a rising edge on the A OCLK input All DAC channels that are enabled will be updated at the same time Alternatively the DACs can be updated at the acquisition rate either internally or externally via A ICLK so that an entire scan is measured every time a DAC update is done 1 8 Overview amp Theory of Operation 09 06 02 DaqTemp User s Manual Output Channel Configuration Analog Output Channels Each D A channel can be configured for waveform output individually If the D A channel is not configured for waveform output it then is available for asynchronous output operations Synchronous Output Clocking The DaqTemp Series PCI Boards allow clocking of the synchronized output by the acquisition clock source an internal programmable pacer clock or by an external clock source When the clock source generates a new clock signal all outputs are updated concurrently Regardless of the clock source the clock may not exceed the maximum update rate of 100kHz Synchronous Output Data Source The DaqTemp Series PCI Boards allow the data source for synchronized output operations to be that of a memory based buffer or a file located on a mass storage medium With either type of output data source
50. s oils water and industrial particulate Note The part number of the CE Cable Kit that is used with DaqTemp Series Boards is CA 209 By following these instructions correctly your DaqTemp will be CE Compliant in accordance with the conditions stated on your DaqTemp board s Declaration of Conformity If your board is already installed you will need to remove it from the PC before proceeding If your board is not yet installed proceed to the section entitled Install the CE ORB Remove the DaqTemp Series Board from the Host PC Turn the host PC s power OFF Turn power OFF to externally connected equipment UNPLUG the host PC and all externally connected equipment Remove the PC s cover Refer to your PC Owner s Manual as needed Locate the DaqTemp PCI Board and carefully remove it from the PCI slot a ee ee LS Install the CE ORB 1 Remove the two screws that secure the standard non CE ORB to the board see following figures 2 Using the same screws mount the CE ORB to the board Tighten the screws snug but do not over tighten Daqlemp PCI Board O CE ORB Ss Replaces Standard ORB Mounting a DaqTemp Series PCI Board to a CE ORB DaqTemp Series User s Manual 08 27 02 CE Compliance 5 3 Install the DaqTemp PCI Board with its CE ORB If you are installing the DaqTemp Series Board for the first time refer to chapter 2 of this manual How to Install DaqTemp 1 Ifyou have not already done s
51. scan digital inputs and counter inputs Scan Group All channels within scan group are measured at a fixed 5 ws channel MLE N N y N A Si Time Immediate to 6 hours P x F i Channel 2 4 c1 2 p2 TC TC 7 Gain x1 x8 x2 T ra X64 ee one Unipolar Unipolar Bipolar Bipolar Thermocouple Type K Type E DaqTemp Scanning Example 1 2 3 4 5 6 Channels can be sampled dynamically by the sequencer Gain can be programmed for each channel dynamically by the sequencer Unipolar or Bipolar operation can be programmed for each channel dynamically by the sequencer Thermocouples can be of the following types J K T E N28 N14 S R B Counter Inputs any of four can be scanned along with the analog and digital inputs Digital Input Ports can be sampled along with Analog Inputs The DaqTemp PCI board s 512 location scan sequencer allows you to select each channel and associated input amplifier gain All channels are scanned at 200 kHz 5 us channel In addition the digital and frequency inputs can be scanned using the same scan sequencer employed for analog inputs enabling the time correlation of acquired digital data to acquired analog data The PCI board permits each scan group which can contain up to 512 channel gain combinations to be repeated immediately or at programmable intervals of up to 6 hours Within each scan group consecutive channels are measure
52. t auto run use the Desktop s Start Run Browse feature 3 After the intro screen appears follow the screen prompts Upon completing the software installation continue with step 2 Install the DaqTemp PCI Board Step 2 Install the Daqfemp PCI Board IMPORTANT Software must be installed before installing hardware IMPORTANT Bus Mastering DMA must be Enabled For a DaqTemp to operate properly Bus Mastering DMA must be enabled Prior to installation verify that your computer is capable of performing Bus Mastering DMA for the applicable PCI bus slot Note that some computers have BIOS settings that enable or disable Bus Mastering DMA If your computer has this BIOS option ensure that Bus Mastering DMA is Enabled on the appropriate PCI slot Refer to your PC s owner manual for additional information regarding Bus Mastering DMA CAUTION Turn off power to and UNPLUG the host PC prior to removing the PC s cover and installing a DaqTemp PCI board Electric shock or damage to equipment can result even under low voltage conditions Take ESD precautions packaging proper handling grounded wrist strap etc Use care to avoid touching board surfaces and onboard components Only handle boards by their edges or ORBs if applicable Ensure boards do not come into contact with foreign elements such as oils water and industrial particulate 1 Turn off power to and UNPLUG the host PC and externally connected equipment
53. ta acquisition CD 6 2 Calibration 10 14 02 DaqTemp User s Manual Specifications 7 There are currently four different models of DaqTemp as indicated by the following table Each DaqTemp includes a signal connection module a 3 foot cable a DaqTemp PCI plug in board DaqView software and drivers for DASYLab LabVIEW and Windows languages Counter Timer TC Voltage Frequency Pulse Analog Digital Inputs Outputs Outputs Daqremp General Supply Voltage Range 4 75 VDC to 5 25 VDC from PCI Bus Power Consumption 5 5 W Operating Temperature 0 to 60 C Storage Temperature 40 to 80 C Relative Humidity 0 to 95 non condensing Vibration MIL STD 810E PCI Board Dimensions 165 mm W x 15 mm D x 108 mm H 6 5 x 0 6 x 4 2 Signal Connection Module Dimensions 86 mmW x 240 mm Dx 42 mmH 3 4 x 9 44 x 1 65 A D Specifications Type Successive approximation Resolution 16 bit Conversion Time 5 us Maximum Sample Rate 200 kHz Nonlinearity Integral 1 LSB Nonlinearity Differential No missing codes Voltage Inputs Channels 7 differential inputs programmable on a per channel basis for unipolar or bipolar Bandwidth 500 kHz Settling Time 5 us to 1 LSB for full scale step Temperature Coefficient 10ppm 0 3 LSB C Input Impedance 20M Ohm differential Bias Current lt 1nA 0 to 35 C Voltage Accuracy One Year 0 to 35 C O to 1 25V 0 015 0 008 0 004 0 002
54. ter 6 Calibration Discusses the use of the DaqCal application that is included as a part of product support Chapter 7 Specifications Includes specifications for the four types of DaqTemps currently in production DaqTemp7 DaqTemp7A DaqTemp14 and DaqTemp14A Glossary LN Reference Note A Page iv discusses additional documents that are of importance to DaqTemp Users DaqTemp Series User s Manual 10 14 02 v vi 10 14 02 DaqTemp Series User s Manual Table of Contents 1 Overview and Theory of Operation Features and General Information 1 1 Scanning 1 5 Triggering 1 6 Theory of Operation 1 7 2 How to Install DaqTfemp Step 1 Install Software 2 2 Step 2 Install the DaqTemp PCI Board 2 2 Step 3 Configure the Daqfemp PCI Board 2 4 Step 4 Test the DaqTemp PCI Board 2 5 Step 5 Connect the Daqfemp Module to its PCI Board 2 6 3 Making Signal Connections 4 Software for DaqTemp Applications 5 CE Compliance Overview 5 1 CE Standards and Directives 5 1 Safety Conditions 5 2 Emissions Immunity Conditions 5 2 CE Cable Kit for DaqTemp 5 3 6 Calibration 7 Specifications Glossary DaqTemp Series User s Manual 10 14 02 vii viii 10 14 02 DaqTemp Series User s Manual Overview and Theory of Operation 1 Features and General Information 1 1
55. the low side and high side of each differential input Note that R1 is matched to analog input 1 R2 to analog input 2 etc Differential Input Channels I and 2 with User Installed Resistors YOOQOOROOaO a 5 ia 2 2 CI ia 5 A CI O ia 2 z 2 2 a a w lt Analog I O Section of DaqTemp Digital and Analog I O Card Analog Outputs DACO DAC1 DAC2 and DAC3 The A model DaqTemps have Analog Output capability DaqTemp7A has two digital to analog converters These are designated as DACO and DAC1 DaqTemp14A has four DACs designated as DACO DAC1 DAC2 and DAC3 The DAC channel connections are represented in the above left hand figure Note that the same Digital and Analog I O Terminal Block Card is used in all DaqTemp models regardless of the unit s features Because of this the following should be realized e DAC2 and DAC3 do not apply to DaqgTemp7A However the Digital and Analog I O Terminal Block Card includes connection labels for DAC2 and DAC3 e Analog Outputs do not apply to DaqTemp7 or to DaqTemp14 However the Digital and Analog I O Terminal Block Card includes connection labels for DACO DAC1 DAC2 and DAC3 DaqTemp User s Manual 09 06 02 Overview amp Theory of Operation 1 3 24 Bit General Purpose Digital I O Channels A0 A7 BO B7 and CO C7 All DaqTemps have 24 bit general purpose digital I O that can be used to directly control and monitor 24 digital I O lines The 24 bit
56. the outside of the return package and on any correspondence The purchaser is responsible for shipping charges freight insurance and proper packaging to prevent breakage in transit FOR WARRANTY RETURNS please have the FOR NON WARRANTY REPAIRS consult OMEGA following information available BEFORE for current repair charges Have the following contacting OMEGA information available BEFORE contacting OMEGA 1 Purchase Order number under which the product 1 Purchase Order number to cover the COST was PURCHASED of the repair 2 Model and serial number of the product under 2 Model and serial number of the product and warranty and 3 Repair instructions and or specific problems 3 Repair instructions and or specific problems relative to the product relative to the product OMEGA s policy is to make running changes not model changes whenever an improvement is possible This affords our customers the latest in technology and engineering OMEGA is a registered trademark of OMEGA ENGINEERING INC Copyright 2005 OMEGA ENGINEERING INC All rights reserved This document may not be copied photocopied reproduced translated or reduced to any electronic medium or machine readable form in whole or in part without the prior written consent of OMEGA ENGINEERING INC Where Do Find Everything Need for Process Measurement and Control OMEGA Of Course Shop online at omega com TEMPERATURE La Thermocouple RTD amp Thermisto
57. tion Analog Analog to Digital Converter ADC API Bipolar Buffer Buffer Amplifier Channel Common mode Common mode voltage Crosstalk Digital Glossary A collection of scans acquired at a specified rate as controlled by the sequencer A signal of varying voltage or current that communicates data A circuit or device that converts analog values into digital values such as binary bits for use in digital computer processing Application Program Interface The interface program within the Daq system s driver that includes function calls specific to Daq hardware and can be used with user written programs several languages supported A range of analog signals with positive and negative values e g 5 to 5 V see unipolar Buffer refers to a circuit or device that allows a signal to pass through it while providing isolation or another function without altering the signal Buffer usually refers to a A device or circuit that allows for the temporary storage of data during data transfers Such storage can compensate for differences in data flow rates In a FIFO First In First Out buffer the data that is stored first is also the first data to leave the buffer b A follower stage used to drive a number of gates without overloading the preceding stage c An amplifier which accepts high source impedance input and results in low source impedance output effectively an impedance buffer An ampli
58. tions 09 04 02 DaqTemp User s Manual Software The following software is included with DaqTemp DaqView Windows drivers for Visual Basic and C and drivers for LabVIEW and DASYLab An optional software application DaqView XL provides a direct link from DaqView to Excel spreadsheets Ordering Information All DaqTemp systems include a PCI measurement board a 3 foot long 100 conductor ribbon cable a signal connection module and software see below All relevant documentation is included in PDF format on the CD ROM that is supplied with the system All DaqTemp models include the following I O 7 differential voltage inputs 24 digital I O 4 counter inputs 2 timer outputs In addition to the above listed I O specific DaqTemp models provide the connections for the following DaqTemp7 7 differential thermocouple inputs DaqTemp7A 7 differential thermocouple inputs and 2 analog outputs DaqTemp 14 14 differential thermocouple inputs DaqTemp14A 14 differential thermocouple inputs and 4 analog outputs CE Cable Kit p n CA 209 This kit includes CE ORB CA 195CE 100 conductor ribbon cable with copper bands cable clamps grounding pigtail associated screws instruction sheet See chapter 5 of this manual CE Compliance for additional information regarding the CA 209 CE Cable Kit DaqTemp User s Manual 09 04 02 Specifications 7 5 7 6 Specifications 09 04 02 DaqTemp User s Manual Glossary Acquisi
59. veraging readings or 3 employing both of these practices To accommodate shielding grounded connections labeled SHIELD are provided A typical use of the connection would be the attachment of the shield to a shielded thermocouple If a thermocouple shield is connected to a DaqTemp s SHIELD connection leave the shield unconnected at the other end of the thermocouple Open Thermocouple Detection DaqTemps are equipped with open thermocouple detection for each T C channel This means that a broken thermocouple wire or otherwise unconnected input that is measured will result in an off scale reading This is accomplished by applying a small bias current to each of the channel inputs Whenever a valid input is absent the bias current saturates the input amplifier resulting in the off scale reading Making Signal Connections 09 03 02 DaqTemp User s Manual Software for DaqTemp Applications 4 E DaqYiew DAQ IEW DAQ DaqTempt E _ 5 x File Edit Data Window Device Help prerese Bipolar CICOO EG T Bipolar CHO0 01 E 24 8 J Bipolar CHO0 02 rl 24 9 J Bipolar CHOO0 03 E 31 6 J Bipolar CHOO0 04 E 247 J Bipolar CHO0 05 C 24 8 J Bipolar CHOO0 06 E 25 0 J Bipolar CHO0 O rl 24 8 xl Bipolar CHO y 0 365 x Bipolar CHO yf 0 402 DaqView Channel Setup Tab Selected DaqTemp devices are intended for use with two categories of software 1 Ready to use graphical programs also referred to as out of the box
60. vironmental conditions include the following e indoor use e altitude up to 2000 m e temperature 5 C to 40 C 41 F to 104 F e maximum relative humidity 80 for temperatures up to 31 C 87 8 F decreasing linearly to 50 relative humidity at 40 C 104 F e mains supply voltage fluctuations not to exceed 10 of the nominal voltage e other supply voltage fluctuations as stated by the manufacturer e transient overvoltage according to installation categories overvoltage categories I II and III For mains supply the minimum and normal category is H e pollution degree I or II in accordance with IEC 664 DaqTemp Series User s Manual 08 27 02 CE Compliance 5 1 For clarification terms used in some Declarations of Conformity include e pollution degree any addition of foreign matter solid liquid or gaseous ionized gases that may produce a reduction of dielectric strength or surface resistivity Pollution Degree I has no influence on safety and implies the equipment is at operating temperature with non condensing humidity conditions no conductive particles are permitted in the atmosphere warm up time is sufficient to avert any condensation or frost no hazardous voltages are applied until completion of the warm up period Pollution Degree II implies the expectation of occasional condensation e overvoltage installation category classification with limits for transient overvoltage dependent on the nominal line voltage to
61. will be CE compliant providing that the conditions listed on your DaqTemp PCI board s Declaration of Conformity are satisfied You can return power to the system and commence with normal operation of your DaqTemp system 5 6 CE Compliance 08 27 02 DaqTemp Series User s Manual Calibration 6 Overview 6 1 Using DaqCal exe 6 1 Overview DaqTemp PCI Boards are digitally calibrated at the factory The digital method involves storing a correction factor for each range on the DaqTemp PCI Board at the time of calibration Whenever a particular range is selected the appropriate calibration constant is automatically applied to a compensating DAC thereby calibrating the specific range The result is that readings generated by the A D are already calibrated and do not require additional processing This is significantly better than calibration methods used by many other products in which readings are adjusted in software after they are transferred to the PC That method reduces the dynamic range of the A D and can adversely affect the speed at which the PC obtains a calibrated reading The DaqTemp PCI Board offers a user cal mode whereby the user can adjust the calibration of the board without destroying the supplied factory calibration This is accomplished by having two distinct calibration tables in the unit s on board EPROM one which contains the factory calibration factors and the other which is available for user cal

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