DNA-AI-207 Product Manual - United Electronic Industries
Contents
1. 4 1 4 4 Analog Input Ground Connections 0 0 00 cece eee 5 1 5 Data Representation 6 Chapter 2 Programming with the High Level API 0 020s eee eee e eens 7 2 4 Creating a Session 7 2 2 Configuring Channels and Excitation 7 2 2 1 Voltage Measurement 0 00 cece nnn 7 2 2 2 Thermocouple Measurement 0 0 cee eee eae 8 2 2 3 Resistance Measurement 000 ee eae 8 2 24 RTD Measurement ool eos ER UR XE me Satie 2 Pees 8 2 3 Configuring the Timing e ee eee 9 2 4 heading Data 9 9 99A re ae ee ete aS 10 2 5 Cleaning up the Session 10 Chapter 3 Programming with the Low Level API eee 11 Appendix A Accessories 0 0c cece eee ee eee eee eee hh hh hh hn 12 Inidex etu xo ret tea Re ASS OnE ue te ose nS He OR Lue 14 Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File DNA Al 207TOC fm DNA AI 207 Analog Input Layer Table of Figures Chapter 1 Introduction 0 0 cece hh nnn 1 1 1 Photos of DNA and DNR AI 207 Analog Input Layer Boards sssess 2 1 2 Block2. strings to select which device subsystem Channels and channels to use within a session The resource string syntax is similar to and a web URL such as Excitation device class gt lt IP address Device Id gt lt Subsystem gt lt Channel list For PowerDNA the device class is pdna 2 2 4 Voltage To program the analog input circuitry configure the channel list using the Measurement session s object method CreateAlChannel For example the following resource string selects analog input channels 0 2 3 4 on device 1 at IP address 192 168 100 2 pdna 192 168 100 2 Dev1 Ai0 2 3 4 The gain applied on each channel is specified by using low and high input limits For example the Al 207 available gains are 1 2 4 8 10 20 40 80 100 200 400 800 and the maximum input range is 10V 10V To select the gain of 100 you need to specify input limits of 0 1 V 0 1V Configure channels 0 1 to use a gain of 100 in differential mode session CreateAIChannel pdna 192 168 100 2 Dev0 Ai0 1 05 3041 UeiAIChannelInputModeDifferential Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File Al 207 Chap2 fm DNx Al 207 Analog Input Layer Chapter 2 Programming with the High Level API 2 2 2 Thermocouple Thermocouple measurements are configured using the Session object s Measurement method CreateTCChannel The measurements will be scaled in th
3. 2 Raw CJC Voltage from the Al 207 may be represented as T _ CJCVoltage Kelvin 0 00295 For example if the voltage read from Channel 33 the CJC channel is 0 87 the CJC Temperature is Temp Scale Calculation CJC Temperature Kelvin 0 87 0 00295 294 9 K Celsius 294 9 273 15 21 75 C Fahrenheit 1 8 x 21 75 32 71 75 F Tel 508 921 4600 Vers 4 6 Date November 2013 File Al 207 Chap1 fm DNx Al 207 Analog Input Layer Chapter 2 Programming with the High Level API Chapter 2 Programming with the High Level API This section describes how to program the DNx Al 207 using the UeiDaq Framework API UeiDaq Framework is object oriented and its objects can be manipulated in the same manner from different development environments such as Visual C Visual Basic LabVIEW or DASYLab UeiDaq Framework comes bundled with examples for supported programming languages These are located under the UEI programs group in Start Programs UEI Framework Examples The following subsections focus on the C API but the concept is the same regardless of programming language Please refer to the UeiDag Framework User Manual for more information on using other programming languages 2 1 Creating a The Session object controls all operations on your PowerDNA device Session Therefore the first task is to create a session object CUeiSession session 2 2 Configuring UeiDaq Framework uses resource
4. Diagram of DNx AI 207 Layer Board seems 3 1 3 Pinout of the DNx Al 207 Analog Input Layer ss 4 1 4 Recommended Ground Connections for Analog Inputs sse 5 Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File DNA AI 207LOF fm Chapter 1 1 4 Organization of this Manual DNx Al 207 Analog Input Layer Chapter 1 Introduction Introduction This document outlines the feature set and describes the operation of the DNx Al 207analog input boards The DNA version is designed for use with a PowerDNA Cube data acquisition system The DNR version is designed for use with a DNR 12 RACKtangle or a DNR 6 HalfRACK system Both versions are functionally identical Please ensure that you have the PowerDNA Software Suite installed before attempting to run examples This PowerDNA AI 207 User Manual is organized as follows Introduction Provides an overview of PowerDNA Analog Input Series board features various models available and what is needed to get started The Al 207 Layer Provides an overview of the device architecture connectivity and logic of layer Programming Using the UeiDaq Framework High Level API Provides an overview of the how to create a session configure the session for analog input and interpret results on the Al 207 series layer Programming Using the Low level API Low Level API
5. Embedded averaging engine DNR Version DNA Version Figure 1 1 Photos of DNA and DNR AI 207 Analog Input Layer Boards JA t Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File Al 207 Chap1 fm 1 3 Device Architecture DNx Al 207 Analog Input Layer Chapter 1 Introduction As shown in Figure 1 2 the DNX AI 207 Layer has multiplexed inputs with a single 18 bit converter 13V 50mA max Aln15 LJ e 4 v To c c po U 4 3 Q E 2 9 c lt Isolation 32 bit 66 MHz bus Figure 1 2 Block Diagram of DNx Al 207 Layer Board The DNx Al 207 layer features 16 differential input channels with a maximum sampling rate of 1kS s per channel a wide range of gains 18 bit resolution and 10V input range Additionally the DNx Al 207 provides a dedicated CJC channel that can be used for reading from a built in CJC sensor on the DNA STP AI U accessory terminal panel Static CJC compensation may be used when no CJC sensor is available such as when the Layer is connected to a DNA STP 37 accessory panel The DNx Al 207 is designed for mid to low speed high resolution signal measurement Since this analog input layer achieves an exceptional cost perfo
6. GEDGE1 1L 7 start trigger edge MSB define DQ LN STRIGEDGEO 1L 6 start trigger edge 00 software 01 rising 02 falling define DQ LN CLCKSRC1 1L 3 CL clock source MSB define DQ LN CLCKSRCO 1L 2 CL clock source 01 SW 10 HW 11 EXT define DQ LN ACTIVE 1L 1 STS LED status define DQ LN ENABLED 1L 0 enable operations For streaming operations with hardware clocking the user has to select the following flags DQ LN ENABLE DQ LN CLCKSRCO DO LN STREAMING DO LN IRQEN DQ LN ACTIVE DQ LN ENABLE enables all layer operations DQ LN CLCKSRCO selects the internal channel list clock CL source as a time base The Al 207 layer supports the CL clock only where the time between consecutive channel readings is calculated by the rule of maximizing setup time per channel If you d like to select the CL clock from an external clock source such as the SYNCx line set DQ LN CLCKSRC 1 as well Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File AI 207 Chap3 fm DNx Al 207 Analog Input Layer Chapter 3 12 Aggregate rate Per channel rate Number of channels 3 2 Channel The Al 207 layer has a very simple channel list structure as shown below List senings Bit Name Purpose Macro 31 DQ LNCL NEXT Tells firmware that ther
7. MEUUKSSCECOONESOONR CICNNUOKNCNUN DUCI I erc e c M D T r aa c om t Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File Al 207 Appx fm A Accessories 12 Architecture 3 Autozero 3 B Block Diagram 3 C cable s 12 calibration 12 CAUTION 1 CJC Sensor 3 Cleaning up 10 Configuring Excitation 7 Configuring the Timing 9 Connectors 4 Conventions 1 Creating a Session 7 D Data Representation 6 DNA CBL 37 12 F Features 2 14 Index G Ground Connections 5 H High Level API 7 l Input mode differential 12 L Low Level API 11 O Organization 1 P Photo 2 Pinout 4 Programming 7 11 R Reading Data 10 S Screw terminal panels 12 STP AI U 3 T Tips 1 Copyright 2010 all rights reserved United Electronic Industries Inc Tel 508 921 4600 Date November 2013 www ueidaq com Vers 4 6 File DNA AI 2071X fm
8. PAS United Electronic V Industries The High Performance Alternative DNA DNR AI 207 Analog I nput Layer User Manual Sequential Sampling 18 bit 16 channel Differential nput Analog Input Layer with CJ C November 2013 Edition Version 4 6 PN Man DNx Al 207 1113 Copyright 1998 2010 United Electronic I ndustries I nc All rights reserved DNA AI 207 Analog Input Layer No part of this publication may be reproduced stored in a retrieval system or transmitted in any form by any means electronic mechanical by photocopying recording or otherwise without prior written permission Information furnished in this manual is believed to be accurate and reliable However no responsibility is assumed for its use or for any infringements of patents or other rights of third parties that may result from its use All product names listed are trademarks or trade names of their respective companies See UEI s website for complete terms and conditions of sale http www ueidaq com company terms aspx Contacting United Electronic Industries Mailing Address 27 Renmar Avenue Walpole MA 02081 U S A For a list of our distributors and partners in the US and around the world please see http www ueidaq com partners Support Telephone 508 921 4600 Fax 508 668 2350 Also see the FAQs and online Live Help feature on our web site Internet Support Supportsupport ueidag com Web Sitewww ueidaq com FTP Sitef
9. commands for configuring and using the Al 207 series layer Appendix A Accessories This appendix provides a list of accessories available for Al 207 layer s Index This is an alphabetical listing of the topics covered in this manual Conventions To help you get the most out of this manual and our products please note that we use the following conventions Tips are designed to highlight quick ways to get the job done or reveal good ideas you might not discover on your own NOTE Notes alert you to important information CAUTION Caution advises you of precautions to take to avoid injury data loss and damage to your boards or a system crash Text formatted in bold typeface generally represents text that should be entered verbatim For instance it can represent a command as in the following example You can instruct users how to run setup using a command such as setup exe Copyright 2010 all rights reserved United Electronic Industries Inc Tel 508 921 4600 Vers 4 6 Date November 2013 File Al 207 Chap1 fm DNx AI 207 Analog Input Layer Chapter 1 Introduction 1 2 The Al 207 The Al 207 layer has the following features Layer 16 fully differential channels additional dedicated CJC channel e Maximum sampling rate of 1kHz per channel e 18 bit resolution e 10V input range Gains 1 2 4 8 10 20 40 80 100 200 400 800 e Overvoltage protection 40V to 55V Dynamic autozero support e
10. ctions for Analog Inputs g Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File Al 207 Chap1 fm 1 5 1 5 1 Data Representa tion CJC Data Copyright 2010 all rights reserved United Electronic Industries Inc DNx Al 207 Analog Input Layer Chapter 1 Introduction Because all analog input channels in Al 201 202 207 208 225 layers are isolated as a group you can connect layer AGND to the ground of the signal source and eliminate the resistors shown in Figure 1 4 for floating differential input signals The Al 207 layer is designed with 18 bit A D converters The Al 207 layer can return 18 bit straight binary data in 32 bit words The 18 bit data is represented as follows Bit Name Description Reset State 17 0 ADCDATA Upper 18 bits of data straight pos binary pos represents a position in the output buffer Upon reset every entry in the output buffer is filled with its relative position number As an initializing step you should read the buffer and discard the data before proceeding with normal data collection If you start receiving consecutive data such as 0 1 2 from the layer after performing the anti aliasing step it means that the layer is either not initialized properly or the layer is damaged To convert data into floating point use the following formula at a gain of 1 Volts 2 Raw A3FFFF x 10V
11. e is a Next Entry in the channel list 20 DQ LNCL TSRQ Request timestamp as the next data point 11 8 Gain DQ LNCL GAIN 7 0 Channel number Gains are different for different options of the Al 207 layer as listed in the fol lowing table Layer type Range Gain Gain Min Allowed Number Settling Time us Al 207 10V 1 0 60 5V 2 1 70 2 5V 4 2 80 1 25V 8 3 90 1V 10 4 100 500mV 20 5 120 250mV 40 6 140 125mV 80 7 160 100mV 100 8 180 50mV 200 9 200 25mV 400 10 240 12 5mV 800 11 280 The Minimum Allowed Settling Time is the shortest time for which the firmware allows a channel to settle When the scan rate and channel are programmed the firmware allocates the minimum time for each channel depending on the gain selected and then stretches the settling time as much as possible to utilize at least 2 3 of the time between scan clocks Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File Al 207 Chap3 fm DNx Al 207 Analog Input Layer 12 Appendices A Appendix A The following cables and STP boards are available for the Al 207 layer Accessories DNA CBL 37 3ft 37 way flat ribbon cable connects DNA AI 207 to DNA STP 37 DNA CBL 37S 3 ft 37 way round shielded cable DNA STP 37 37 way screw terminal panel requires DNA CBL 37 DNA STP AI U Universal screw terminal panel with embedded CJC DNA STP AI 207TC Screw terminal panel for use with
12. e unit specified by the temperature scale parameter Depending on your hardware you can specify whether the scaling calculation will use a constant cold junction temperature or whether you will measure it from a sensor built in the DNx STP AIU connector block Add 4 channels 0 to 3 to the channel list and configure them to measure a temperature between 0 0 and 1000 0 degrees C from type J thermocouples scale temperatures in Celsius degrees and using CJC built in compensation from the STP AI U in differential mode MySession CreateTCChannel pdna 192 168 100 2 dev0 A10 3 Oo 1000 0 UeiThermocoupleTypeJ UeiTemperatureScaleCelsius UeiColdJunctionCompensationBuiltIn 25 07 wn UeiAIChannellInputModeDifferential lt if supportLineBreakNewLine gt lt endif gt 2 2 3 Resistance Resistance measurements are configured using the Session object method Measurement CreateResistanceChannel To measure the resistance we need to know the amount of current flowing through it We can then calculate the resistance by dividing the measured voltage by the known excitation current To measure the excitation current we measure the voltage from a high precision reference resistor whose resistance is known The reference resistor is built into the terminal block if you are using a DNA STP AI U but you can provide your own external reference resistor if you prefer In two wire mode only one ana
13. efResistorBuiltIn 20000 0 UeiRTDType3850 100 0 UeiTemperatureScaleCelsius UeiAIChannelInputModeDifferential 2 3 Configuring You can configure the Al 207 to run in simple mode point by point or buffered the Timing mode ACB mode In simple mode the delay between samples is determined by software on the host computer In buffered mode the delay between samples is determined by the Al 207 on board clock Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File Al 207 Chap2 fm DNx Al 207 Analog Input Layer Chapter 2 The following sample shows how to configure the simple mode Please refer to the UeiDaq Framework User Manual to learn how to use the other timing modes session ConfigureTimingForSimpleIO 2 4 Reading Reading data from the Al 207 is done using a reader object There is a reader Data object to read raw data coming straight from the A D converter There is also a reader object to read data already scaled to volts or mV V The following sample code shows how to create a scaled reader object and read samples Create a reader and link it to the session s stream CueiAnalogScaledReader reader session GetDataStream read one scan the buffer must be big enough to contain one value per channel double data 2 reader ReadSingleScan data 2 5 Cleaning up The session object cleans itself up when it goes out of sco
14. log input channel per resistance is required In four wire mode two analog input channels per resistance are required which effectively divides the number of available channels on your device by two Channels are paired consecutively 0 1 2 3 4 5 You only need to specify the first channel in the channel list Read the DNA STP AIU manual to learn how to connect your resistance Add 3 channels 0 2 and 4 to the channel list and configure them to measure a resistance between 0 and 100 Ohms The resistance is connected to the DAQ device using four wires the excitation voltage is 5V and the reference resistor is the 20kOhm resistor built into the DNA STP AI U MySs CreateResistanceChannel pdna 192 168 100 2 dev0 A10 2 4 0 1000 0 UeiFourWires 5 0 UeiRefResistorBuiltIn 20000 0 UeiAIChannelInputModeDifferential Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File Al 207 Chap2 fm DNx Al 207 Analog Input Layer Chapter 2 Programming with the High Level API 2 2 4 RTD RTD measurements are configured using the Session object method Measurement CreateRTDChannel RTD sensors are resistive sensors whose resistance varies with temperature Knowing the resistance of an RTD we can calculate the temperature using the Callendar Van Dusen equations RTD sensors are specified using the alpha a constant It is also kn
15. or The following signals are located at the connector AINO AIN15 input channel differential mode The Al 207 measures inputs between Aln and Aln as long as common mode voltage is within limits For single ended cnnections Aln should be connected to AGND Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File Al 207 Chap1 fm DNx Al 207 Analog Input Layer Chapter 1 Introduction 13V 50mA provides current e CJC cold junction compensation return line from DNA STP AI U e AGND layer analog ground isolated from system ground EXT TRIG accepts an external trigger signal to the layer 1 4 1 Analog Input To avoid errors caused by common mode voltages on analog inputs follow the Ground recommended grounding guidelines in Figure 1 4 below Connections Type of Input Floating Grounded Input Typical Signal Sources Typical Signal Sources Configuration Thermocouples Instruments or sensors DC Voltage Sources with non isolated outputs Instruments or sensors with isolated outputs DNA STP 37 DNA STP AI U DNA STP AI U Differential Two resistors 10k lt R lt 100k provide Add this connection to ensure that both return paths to ground for bias currents grounds are at the same potential NOT RECOMMENDED DNA STP AI U Single Ended Ground Referenced Figure 1 4 Recommended Ground Conne
16. own as the temperature coefficient of resistance which defines the resistance change factor per degree of temperature change The RTD type is used to select the proper coefficients A B and C for the Callendar Van Dusen equation which is used to convert resistance measurements to temperature To measure the RTD resistance we need to know the amount of current flowing through it We can then calculate the resistance by dividing the measured voltage by the known excitation current To measure the excitation current we measure the voltage from a high precision reference resistor whose resistance is known The reference resistor is built into the terminal block if you are using a DNA STP AI U but you can provide your own external reference resistor if you prefer In addition you must configure the RTD type and its nominal resistance at 0 Celsius as shown in the following example Add 4 channels 0 to 3 to the channel list and configure them to measure a temperature between 0 0 and 200 0 deg C The RTD sensor is connected to the DAQ device using two wires the excitation voltage is 5V and the reference resistor is the 20kOhm resistor built into the DNA STP AI U The RTD alpha coefficient is 0 00385 the nominal resistance at 0 C is 100 Ohms and the measured temperature will be returned in degrees Celsius MySession CreateRTDChannel pdna 192 168 100 2 dev0 Ai0 3 0 1000 0 UeiTwoWires 5 0 UeiR
17. pe or when it is the Session destroyed However you can also clean up the session manually to reuse the object with a different set of channels or parameters as follows session CleanUp ee GUI TOO o M c M Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File Al 207 Chap2 fm DNx Al 207 Analog Input Layer Chapter 3 11 Chapter 3 Programming with the Low Level API The low level API offers direct access to PowerDNA DAQBios protocol and allows you to directly access device registers We recommend that you use the UeiDaq Framework see Chapter 2 which is easier to use You should need to use the low level API only if you are using an operating System other than Windows Please refer to the APT Reference Manual document under Start Programs UEI PowerDNA Documentation for pre defined types error codes and functions for use with this layer 3 1 Configuration Configuration settings are passed through the DqCmdsetCfg and DgAc Settings bInitOps functions Not all configuration bits apply to the Al 207 layer The following bits are used define DQ LN IRQEN 1L 10 enable layer irgs define DQ LN PTRIGEDGE1 1L 9 stop trigger edge MSB define DQ LN PTRIGEDGEO 1L 8 stop trigger edge 00 software 01 rising 02 falling define DQ LN STRI
18. rmance ratio it represents an ideal solution for precise temperature measurement over a long period of time When used with DNA STP AI U Universal Terminal Panel the DNx Al 207 layer also offers a direct connection for thermocouples and open TC detection The STP AI U accessory panel also provides excitation for 2 wire and 4 wire RTD measurements For details refer to the User Manual for the STP AI U screw terminal panel which may be downloaded from www ueidag com For a detailed description of how the UEI Framework software handles RTD measurements refer to Chapter 2 of this manual One of the best features of the DNx Al 207 is its automated offset autozero which removes any offset fluctuations over the temperature range and or time for every signal reading This reduces temperature drift to a few microvolts over the full specified range Another feature the oversampling engine permits the DNx Al 207 to acquire as many samples as possible for the given gain speed and automatically average them dramatically improving noise rejection Copyright 2010 all rights reserved United Electronic Industries Inc Tel 508 921 4600 Vers 4 6 Date November 2013 File Al 207 Chap1 fm DNx Al 207 Analog Input Layer Chapter 1 Introduction The DNx Al 207 has an input multiplexer that sequentially selects each of the available input signals for input to a cascaded fully differential PGA and then to an 18 bit SAR converter Logic on the isolated
19. side controls channel switching settling time delays and the conversion process Also it reads data from the converter at the maximum possible rate and sends it over the isolation to the non isolated logic for the further processing The following additional channels which are used to improve quality of the acquired signal are internally connected to the multiplexers internal ground internal 2 5000V reference and CJC channel When the channel list is processed by the PowerDNA firmware every channel is allocated a required delay for best possible settling of the analog signal The rest of the time is used for oversampling The number of averages used in this computation is varied from 2 to 8096 depending on the selected acquisition rate and because of the complexity of channel list processing is set automatically by the firmware 1 4 Layer The Al 207 layer uses a 37 pin female D Sub connector with the following pinout Connectors and Wiring DB 37 female 37 pin connector AINO 37 19 AINO AIN1 36 18 AIN2 35 17 AIN3 34 16 AIN4 33 15 GND A A A A A A A A AIN8 28 10 AIN8 A A A A A A A A 2 Z UJ T N N uw uro oo 19 1 TDEEUWUENVUCUUEUUUUL Oa ee d 37 20 Figure 1 3 Pinout of the DNx Al 207 Analog Input Layer The Al 207 layer uses a B size 37 pin D sub connect
20. the DNA AI 207 and thermocouples The panel provides open thermocouple detection as well as the cold junction compensation measurement B Appendix B Layer configuration is stored in the EEPROM Use the DqcmdSet Param Layer DqCmdGet Param functions to access the EEPROM EEPROM The Al 208 layer EEPROM contains standard layer configuration as well as structure calibration and channel naming data typedef struct DQEECMNDEVS ee standard layer data DQCALSET 208 calset calibration data DQOPMODEPRM 208 opmodeprm operation mode settings DQCNAMES 208 cname channel names DEVEEPROM 208 pDEVEEPROM 208 Channel names length can be up to twenty characters in length and are stored in the DQCNAMES 208 structure define DQ AI208 NAMELEN 20 maximum length of the channel name trailing 0 isn t included channel names typedef struct char cname DQ AI208 CHAN DQ AI208 NAMELEN Copyright 2010 all rights reserved Tel 508 921 4600 Vers 4 6 United Electronic Industries Inc Date November 2013 File Al 207 Appx fm DNx Al 207 Analog Input Layer 13 DQCNAMES 208 pDQCNAMES 208 Calibration values are stored in the following structure specific device structure calibration values ko typedef struct uint8 cal DQ AI208 CALDACS four calibration DAQs uint16 caloffs DQ AI208 GAINS offsets for every gain DQCALSET 208 pDQCALSET 208 ecc Hl U
21. tp ftp ueidagq com Product Disclaimer WARNING DO NOT USE PRODUCTS SOLD BY UNITED ELECTRONIC INDUSTRIES INC AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS Products sold by United Electronic Industries Inc are not authorized for use as critical components in life support devices or systems A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system or to affect its safety or effectiveness Any attempt to purchase any United Electronic Industries Inc product for that purpose is null and void and United Electronic Industries Inc accepts no liability whatsoever in contract tort or otherwise whether or not resulting from our or our employees negligence or failure to detect an improper purchase NOTE Specifications in this document are subject to change without notice Check with UEI for current status Copyright 2010 all rights reserved Tel 508 921 4600 Vers 3 11 United Electronic Industries Inc Date June 2010 File AI 207 FrontMatter fm DNA AI 207 Analog Input Layer Table of Contents Chapter 1 Introduction leseeeseeeeeeeeee eR hh hh 1 1 14 Organization of this Manual 1 1 2 The Al 207 Layer er eee eee ee eee 2 1 8 Device Architecture 0 eens 3 1 4 Layer Connectors and Wiring
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