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FactoryViewTM EDAS-1000 Series Digital I/O and Multifunction

1. A 11 A 5 3 Communication 12 Figure A 7 RJ 45 12 Figure 8 RS 232 12 Figure A 9 RS 485 13 Appendix B Accessories B 1 EDAS 1004T 1 Termination 1 B 1 1 EDAS 1004T 1 Low Cost Digital I O Termination Panel B 1 Figure EDAS 1004T 1 Digital Termination Panel B 1 Table of Contents B 1 2 PCI 20429T 1 Multifunction Termination B 2 Figure 2 PCI 20429T 1 Multifunction Termination Panel B 2 B 2 EDAS 1005A 1 DIN Rail Mounting eese men 3 Figure EDAS 1005A 1 DIN Rail Mounting Kit B 3 EDAS 1001E Termination and Signal Conditioning B 4 Figure 4 EDAS 1001E Termination and Signal Conditioning oie E B 4 4 EDAS 1002E and EDAS 1031E Termination and Signal Conditioning Options B 6 Figure B 5a EDAS 1002E 1031E Termination and Signal Conditioning Options 1 5 22 gre see ie tede eee B 6 Figure 5 EDAS 1002E
2. 180 Vcc GND Resistors are mounted in sockets R6 ORI gt to facilitate user configuration 1 5K 1 5K EE Data to from 1 A EDAS 1002E 2A 2 B 3 GND Protecti rotection 15K Diodes i GND i i R5 Resistors are mounted in sockets to facilitate user configuration B 1 5K Data to from EDAS 1031E 2A 1 B i GND i A 15K rotection i ISO GND Diodes i Vcc HSO Voc Resistors are mounted in sockets GND to facilitate user configuration Data P6 to fr to from 7 A EDAS 1001E 2A R1 2 B 4 150 3 GND Protection 1 5K 1 5K Diodes ISO GND Figure 2 7 RS 485 Port Simplified Schematic and Custom Resistor Locations 2 17 Chapter 2 Configuration and Installation EDAS Unit For Idle Condition lt 200mV 180 Vcc aprox 5V i One terminating resistor on each end RS 485 Port Twisted pair Up to 32 RS 485 devices without RS 485 repeater One terminating resistor on each end Twisted pair RS 485 Device Figure 2 8 RS 485 Device Network 2 18 Chapter 2 Configuration and Installation 2 2 Installing an EDAS on your Ethernet This section discusses some of the physical network configurations in which an EDAS unit might be used After connecting the EDAS unit review the I O connections information in the next section of this chapter Locate the direct
3. 3 25 Figure 3 27 nAnaloglnputHS Parameters 3 26 Figure 3 28 High Speed 3 26 Figure 3 29 Run Window for Example 4 3 27 Appendix A Specifications 1 EDAS 1001E Electrical A 1 2 EDAS 1002E Electrical A 2 EDAS 1031E Electrical A 3 4 EDAS 1001E 1002E 1031E Dimensions cseeenm m A 5 Figure EDAS 1001E 1002E 1031E Dimensions A 5 Figure 2 EDAS 1001E OEM Board Dimensions A 6 Figure EDAS 1002E OEM Board Dimensions A 7 Figure A 4 EDAS 1031E OEM Board Dimensions A 8 GCOnneclore scs cone ceat vt oe uc dee dee dva na A 9 5 1 EDAS 1001E Digital 9 A 5 2 EDAS 1002E and EDAS 1031E Connector 9 Figure 5 EDAS 1001E Digital O Connectors A 10 Figure A 6 EDAS 1002E 50 pin
4. TEE 2 9 2 1 4 Optionally Setting Port Default Digital Direction and Output Levels 2 10 Figure 2 6 Power up Configuration Switches 2 10 2 1 5 RS 232 and 9 485 2 11 5 232 56 oe t ale ee 2 12 RS 485 S rial IQ esac uada e 2 14 Figure 2 7 RS 485 Port Simplified Schematic and Custom Resistor Locations ssssssseesee emen 2 17 Figure 2 8 RS 485 Device 2 18 2 2 Installing an EDAS on your 2 19 Figure 2 9 Simplest Network 2 19 Figure 2 10 Small Scale Multiple PC and EDAS Unit Configurations etn LEE Dc eed Ee e Te Lu ev Te be vods 2 20 Figure 2 11 Methods of Expanding the Network 2 21 Figure 2 12 Example Remote Access Configuration 2 22 Chapter 3 Checking The System 3 1 Installing and Running EDAS SYSCHECK eee 3 1 Figure 3 1 EDAS SYSCHECK Program Folder 3 1 Figure 3 2 EDAS 3 2 Figure 3 3 SYSCHECK Test Category Selection Window 3 3 Figure 3 4 Connection Error 3 4 Figure 3 5 EDAS SYSCHECK Digital I O Te
5. enne nnn nent C 11 Serial Set Up 11 Appendix D Analog Input and Output Calibration Procedures 0 1 EDAS 1002E Analog Input Circuit Calibration D 1 Figure D 1 EDAS 1002E Layout D 2 0 2 EDAS 1002E Analog Output Circuit Calibration D 5 0 3 EDAS 1031E Analog Input Circuit Calibration D 8 Figure 0 2 EDAS 1031E Layout D 9 0 4 EDAS 1031E Analog Output Circuit Calibration D 13 Index vi Preface Preface About this Manual This brief manual is written with the intent of getting your FactoryView EDAS Ethernet Data Acquisition System EDAS up and running in the shortest time possible A list of the Chapters and Appendices comprising this manual is given below Chapter 1 provides an overview of the EDAS hardware and EDAS software support products contained in the FactoryView Starter Kit A feature list functional description and block diagram of your EDAS is provided as well as a general description of the various software support products and accessory items Chapte
6. Iv Lock the port to prevent access by other EDAS clients Figure 3 20 nDigitalInputBit Parameters Bit 0 of Port 0 is configured as a hardware based counter that counts at rates up to 250 kHz If this port bit is selected in the dialog shown in Figure 3 20 the Hardware Event Counter option is enabled To configure this block Select Port 0 and Port bit 0 then enable the Hardware Event Counter option and click OK The parameter dialog of the nDigitalOutputBit block is shown in Figure 3 21 The IP address of the EDAS unit has already been specified through the dialog opened you click the EDAS button This block uses the same EDAS unit as the input block above but is configured to use Port 1 You need to use an output port Chapter 3 Checking The System In this case bit 0 of Port 1 is selected and the Square Wave function is enabled When this function is enabled the Pulsewidth Delay field at the bottom of the dialog is available for setting the parameters of the square wave The number in this field specifies the duration of one half of the square wave period in milliseconds This parameter field also sets delay and pulsewidth times for other functions For the entry shown the output frequency of the square wave will be 5 Hz After setting the parameters in your diagram click OK to close the dialog nDigitalO utputBit Parameters x EDAS EDAS 1001E 192 168 168 16 Port Parameters
7. M 00000000 dh db ch dh dh ch db dh ch db ch da db fh dh db ch dd t F PT6 PT9 PT1 Figure D 1 EDAS 1002E Layout Diagram D 2 Appendix D Analog Input and Output Calibration Procedures WARNING If you use an uninsulated screwdriver and accidentally touch other components you may damage your unit Analog Input Calibration Procedure Calibrating the analog input section requires adjusting the Input Offset voltage of the circuit s programmable instrumentation amplifier and calibrating the A D converter for the Bipolar and Unipolar ranges Each procedure is listed separately Adjust Instrumentation Amplifier Input Offset 1 Ground analog input channel 0 assuming single ended mode operation 2 Connect a precision Voltmeter between the AI test point and analog ground Refer to figure D 1 for the location of this test point 3 Use your calibration software to select channel 0 single ended operation bipolar input range 10 V and a gain of 1 4 Read the offset voltage from the Voltmeter 5 Use your calibration software to set the EDAS 1002E s gain to 100 6 Adjust PT1 so that the offset voltage read from the Voltmeter is 1 5 times the offset voltage read in step 4 above 7 Use your calibration software to set the EDAS 1002E s gain back to 1 Read the offset voltage from the Voltmeter 8 Use your so
8. To install EDAS SYSCHECK Insert the installation diskette in an available 3 5 inch floppy drive on your system SETUP EXE program From Windows 95 98 or NT click the Start button select Run then type A SETUP EXE lt ENTER gt If you insert the diskette in drive A Follow the instructions on the screen to install the software or press lt ESC gt or Cancel if to stop the installation When the installation is complete a new Program Folder containing three items is created as shown in Figure 3 1 gj Visual Designer Evaluation gt EDAS SYSCHECK 3 0 EDAS SYSCHECK 3 0 G Readme File is Wy Uninstall EDAS SYSCHECK 3 0 Figure 3 1 EDAS SYSCHECK Program Folder 3 1 Chapter 3 Checking The System When EDAS SYSCHECK is launched the first of three property pages the Configuration page is displayed Figure 3 2 is where you define the IP Address Subnet Mask and Gateway Address for later programming into the EDAS unit Do not change the Ethernet Address field see the IMPORTANT NOTE in Section 2 1 3 of Chapter 2 for more information regarding the Ethernet Address The second property page the Program page allows the various configuration parameters you entered on the Configuration page to be transferred to the EDAS through the unit s serial port SYSCHECK x File Hel 1 Program Test IP Address 123 123 123 123 Subnet Mask
9. The Internet or a Private WAN T Figure 2 12 Example Remote Access Configuration Remote PC talking to EDAS Y Software Visual Designer w EDAS Support TCP IP Stack and software to connect with and logon to Service Provider Connection to a private node LEY d or ISP B via Dial up or LAN Data Packets To communicate over the Internet devices on the company network must have globally unique IP addresses 2 22 Chapter 3 Checking The System Chapter 3 Checking The System This chapter describes how to install the EDAS SYSCHECK software supplied with your Starter Kit and how to use its diagnostic functions to verify that the EDAS unit is functioning Trouble shooting tips and instructions for installing the Visual Designer 4 0 Evaluation Version are also included in this chapter 3 1 Installing and Running EDAS SYSCHECK EDAS SYSCHECK 3 0 provides an easy to use graphical interface for exercising and displaying the I O capabilities of the EDAS unit It is also used for configuring the EDAS unit s network address parameters as described in Chapter 2 EDAS SYSCHECK 3 0 runs only on Windows 95 98 and Windows NT Note If you need to program and test EDAS units using Windows 3 1 as a host contact your local sales representative for EDAS SYSCHECK 2 2 or download a copy from our Internet web site www instrument com Approximately 1 Mbyte of free disk space is required for installation
10. 1002E to be used with a wide variety of termination products Figure shows a diagram of the PCI 20430A 1 s connectors and compatible cables ANALOG TERMINATIONS EDAS 1012A 1 2 Standard Density 50 pin Unshielded Analog Digital Cable TO EDAS 1002E 1031E 1 0 CONNECTOR EDAS 1012A 3 4 in interconnect Analog Digital Cable 0000000 b000000000000000 00 0000 0000060 00 EN Quick Disconnect Screw Terminal Connections DIGITAL TERMINATIONS EDAS 1013A 1 2 Standard Density 34 pin Unshielded Digital Cable Connect to 34 pin expansion connector on any of the above panels EDAS 1013A 3 4 in interconnect Quick Disconnect Screw Terminal Connections Digital Cable EDAS 1010T 1 Analog Panels Cascadable DIN Rail Mountable 8 Channels per panel for use 5B Series Signal Conditioning Isolator blocks or direct connection types be mixed EDAS 1011T 1 Digital Panels Cascadable DIN Rail Mountable 8 Channels per panel for use with 1100 Series Digital Opto Isolator blocks or direct connection I O types can be mixed Figure B 5a EDAS 1002E 1031E Termination and Signal Conditioning Options B 6 Appendix Accessories ANALOG TERMINATIONS PCI 20310A 1 Standard Density Analog Cable PCI 20015A 1 Standard Density Shielded Analog Cab
11. 6 Click the Attach to EDAS button on the Program property page This causes EDAS SYSCHECK to send some commands to the EDAS unit to determine its current settings for IP Address Subnet Mask Gateway Address Ethernet Address and to determine the unit ID When this process is successfully completed EDAS SYSCHECK displays a graphical representation of the EDAS unit to which it is connected It also displays the current settings of the IP Address Subnet Mask Gateway Address and Ethernet Address programmed into the unit If the serial connection is not successful verify that you have selected the correct COM port on the PC that power is On and the cable is secure 2 8 Chapter 2 Configuration and Installation At this point the property page may look similar to Figure 2 5 BEDAS SYSCHECK x File Help Configuration Program Test COM Pott Write IP Address 123 123 123 123 Write Subnet Mask 255 255 255 0 Write Gateway Address 123 123 123 1 Write Ethernet Address 0 192 82 0 0 0 Current Configuration IP Address 123 123 123123 Subnet Mask 255 255 255 0 Gateway Address 123 123 123 1 Ethernet Address 0 192 82 0 20 109 Select the serial port to which the EDAS is connected Click Attach to EDAS to read the current configuration Figure 2 5 EDAS SYSCHECK Program Page After Serial Connection You may program the EDAS with the configuration settings previously entered into EDAS SYSCH
12. RS 232 Serial Port RS 232 050 9 Connector Function RS 232 Serial Port RX TX GND Figure A 8 RS 232 Connector RS 485 Serial Port 3 position screw terminal plug RS 485 3 Position Terminal Pin Function 1 A Transceiver Lines 2 B 3 GND Figure 9 RS 485 Connector Appendix A Specifications Appendix Specifications Appendix Accessories Appendix B Accessories This appendix provides additional information on the termination and mounting accessories provided with FactoryView EDAS 1001E and 1002E Starter Kits For a complete list of the standard items provided with EDAS Starter Kits refer to Chapter 1 A list of additional termination and isolation products available separately from Intelligent Instrumentation is provided in the last section of this appendix B 1 EDAS 1004T 1 Termination Panel 1 1 EDAS 1004T 1 Low Cost Digital I O Termination Panel The EDAS 1004T 1 Termination Panel plugs directly into the I O connectors of the EDAS unit providing 32 channels of digital I O through four screw type terminal strips Stand off nuts on the EDAS unit secure the termination panel in place EDAS 1001E 1 Top View EDAS 1004T 1 Top View Twisted Pair Cable L port 1 1 port 0 N 3 1 2 Figure EDAS 1004T 1 Digital
13. 2 5 Chapter 2 Configuration and Installation 2 1 3 Configuring the EDAS Unit using EDAS SYSCHECK Configuring an EDAS unit is a three step process e Specify the address parameters to be used for the EDAS unit to EDAS SYSCHECK e Through EDAS SYSCHECK s programming function program the EDAS unit with those parameters via the COM port on the PC After successful configuration of EDAS unit s address settings cycle the power turn off on to the unit for the changes to take effect After installing EDAS SYSCHECK 1 Launch the program by clicking on the EDAS SYSCHECK 3 0 icon in the EDAS SYSCHECK folder The first of three property pages is displayed when EDAS SYSCHECK starts The page titled Configuration as shown in Figure 2 3 allows the IP Address Subnet Mask Gateway Address and Ethernet Address to be entered SYSCHECK x Eile Help Program Test IP Address 123 123 123 123 Subnet Mask 255 255 255 0 Gateway Address 123 123 1231 CO Ethemet Address 019282000 Enter the IP address subnet mask and other information for the EDAS Figure 2 3 EDAS SYSCHECK Configuration Page 2 6 Chapter 2 Configuration and Installation IMPORTANT Note Do not change the EDAS unit s Ethernet Address unless instructed to do this by Intelligent Instrumentation The Ethernet Address is programmed at the factory and must be unique throughout the world Accidental pr
14. 64 mA Counter High Speed Number of Channels Inputs multiplexed with bit 0 ports 0 amp 2 2 inputs Max Input frequenc TTL Level Input 250 kHz Network Interface Type Ethernet 10Base T Twisted pair R J45 Connectors Serial Ports RS 232 Used for unit configuration and I O 1 port Voltages 3 ko load 6 V TX and RX active Interface D Sub 9 pin Connector Male RS 485 Used for serial I O only 1 port on 2A models only Isolation 1 minute 1600 Vrms 1 second 2000 Vrms Common mode range EIA RS 485 standard 7 V to 12 V Absolute maximum 8 V to 12 5 V Interface 3 position terminal block Power Voltage Range AC or DC 24 VAC 15 to 28 VAC allowed or 20 40 VDC Current Requirements 24 VAC No Load 200 mA 24 VAC 1 A Load 500 mA Physical Size Including connectors and connector 7 0 D x 5 6 W x 1 5 H mounting hardware refer to dimension 17 78 cm x 14 22 cm x 3 81 cm drawing Operating Temperature Range 0 to 50 All specifications are subject to change without notice The on board power supply circuit supplies up to 1 A 5 VDC to termination panels through the 34 connectors A 1 Appendix Specifications A 2 EDAS 1002E Electrical Specifications All specifications are typical at 25 C unless otherwise noted PARAMETER Analog Inputs Number of Channels Resolution Voltage Ranges Overvoltage Protection Gain Accuracy Offset Voltage Input Impedance Common Mode Range Rejecti
15. Ale ans amp 1 amp 9 amp AGND S aoo D These terminations are not used N C on the EDAS 1002E 1 NOTE The terminal labels in the drawing above are different in style than the labels Figure B 2 PCI 20429T 1 Multifunction Termination Panel on the PCI 20429T 1 circuit board itself to accomodate the notes given B 2 Appendix Accessories 2 EDAS 1005A 1 DIN Rail Mounting The EDAS 1005A 1 DIN Rail Mounting Kit enables the EDAS unit to be mounted on standard DIN equipment rails The kit contains an anodized aluminum mounting plate snap on DIN rail mounts and mounting screws to secure the EDAS to the plate Figure B 3 shows how to attach an EDAS unit to a DIN rail using the kit Mounting Plate Screws for fastening the plate to the EDAS m To remove from rail RS P Snap on rail mounts insert flat head screw driver P d in side slot and pry snap mount leg away from rail EDAS 1005A 1 Mounting an EDAS on a DIN Rail DIN Rail Mounting Kit Figure 3 EDAS 1005A 1 DIN Rail Mounting Kit Appendix Accessories B 3 EDAS 1001E Termination and Signal Conditioning Options The diagram in Figure B 4 show s the various EDAS 1001E compatible general purpose digital I O termination panels currently available from Intelligent Instrumen
16. Banyan F Digital Equipment DEC Have Disk Figure C 3 Select Network Protocol Dialog Depending on how you originally installed Windows 9s you might be asked to insert Windows 95 install disks to complete the TCP IP protocol installation Follow the instructions presented After TCP IP is installed the Network configuration dialog shown in Figure C 1 reappears and TCP IP appears in the list of installed network components Highlight or click on the TCP IP entry in the Network configuration dialog and click the Properties button to begin setting the TCP IP properties for the computer C 6 Appendix TCP IP Reference Information Setting TCP IP Parameters Click on the IP Address tab in the TCP IP Properties dialog box The IP section of the TCP IP Properties dialog is shown in Figure 4 TCP IP Properties 2 Bindings Advanced DNS Configuration Gateway WINS Configuration IP Address An IP address can be automatically assigned to this computer If your network does not automatically assign IP addresses ask your network administrator for an address and then type it in the space below C Obtain an IP address automatically IP Address 192 168 119 3 Subnet hlask 255 255 255 0 Figure C 4 TCP IP Properties Dialog your network does not automatically assign network addresses through Dynamic Host Configuration Protocol DHCP or if you are sett
17. EDAS 1007A 1 EDAS 1008A 1 SOFTWARE EDAS 1003S 1 EDAS 10038 2 EDAS 1003S 3 EDAS 1006S 1 209035 2 EDAS 1026S 1 EDAS 1032S 1 EDAS Digital Base Unit w RS 232 and RS 485 Power Supply 24 VAC 90 120 VAC 60 Hz input Serial Port Data Transfer Cable null modem Digital I O Termination Panel DIN Rail Mounting Kit 10Base T Cable w Connectors RJ 45 M F Cross over Adapter EDAS Support Library for Visual Designer Net Link Software Libraries for DOS UNIX Net Link Software Libraries for Windows SYSCHECK Diagnostic and Setup Software Visual Designer 4 0 Evaluation Software Located on the FactoryView CD ROM EDAS Virtual Instrument VI Support Library for National Instruments LabVIEW Virtual COM Port Driver for Windows FactoryView Digital EDAS Starter Kit International Version EDAS 1001E SK2 230 VAC 50 60 Hz Power HARDWARE EDAS 1001E 2A LPA015 EDAS 1004T 1 EDAS 1005A 1 EDAS 1007A 1 EDAS 1008A 1 SOFTWARE EDAS 1003S 1 EDAS 1003S 2 EDAS 1003S 3 EDAS 1006S 1 209035 2 EDAS 1026S 1 EDAS 10328 1 EDAS Digital Base Unit w RS 232 and RS 485 Power Supply 24 VAC 230 VAC 50 60 Hz input Serial Port Data Transfer Cable null modem Digital I O Termination Panel DIN Rail Mounting Kit 10Base T Cable w Connectors RJ 45 M F Cross over Adapter EDAS Support Library for Visual Designer Net Link Software Libraries for DOS UNIX Net Link S
18. sees ae nnne 1 13 Analog Pete a deat 1 13 Analog e r aa E Ge cast een 1 14 Digital AR Ak Ae AA 1 15 eror dere he eee dad dee dedu etos e etd 1 15 1132 E ee do rei ve dpa 1 15 1 4 Software Support and 1 16 1 4 1 Software Supponi aen 1 16 0 eM E 1 16 1e cede Wer seer EE rece eee as 1 16 1 42 ET verte teen ech eau e 1 18 Chapter 2 Configuration and Installation 2 1 EDAS Configuration eio eaten i ae eh Sx en 2 1 2 14 EDAS SYSOHEONR ici nione Ee DU de o odo io ree EUH Hynd 2 2 2 1 2 Preparing the EDAS Unit for 2 2 Figure 2 1 EDAS 1001E 1A 2 1002E 1A 2A EDAS 1031E 1A 2A Back Panels 2 4 Figure 2 2 Connecting Power to the EDAS Unit 2 5 2 1 3 Configuring the EDAS Unit using EDAS 2 6 Table of Contents Figure 2 3 EDAS SYSCHECK Configuration Page 2 6 Figure 2 4 EDAS SYSCHECK Program Page 2 8 Figure 2 5 EDAS SYSCHECK Program Page After Serial
19. 1 M Port Bit Selection cmm Co Output State eo Port Bit Configuration C Not Used C Normal C Pulse High C Pulse Low C Delay High Pulsewidth Delay Time 100 Iv Lock the port to prevent access by other EDAS clients EDAS i Cancel Help uH Figure 3 21 nDigitalOutputBit Parameters To run the application click the Run button Figure 3 12 in the Diagram program s tool bar After some initialization the Run window of this application appears as shown in Figure 3 22 sual Designer File Execute Options Help PAUSE Value 255 Figure 3 22 Run Window for Example 2 3 22 Chapter 3 Checking The System To enhance the graphical interface try some of the other Display and User Interface block functions provided in Visual Designer 3 3 8 Example EDAS 1002E 1031E Applications Using Visual Designer This section discusses two applications for the EDAS 1002E you can create using Visual Designer Application Generator Software The digital I O examples given earlier are also applicable to the EDAS 1002E Multifunction unit The basics of selecting connecting and configuring Visual Designer function blocks has been introduced in the previous section The examples in this section demonstrate the analog input capabilities of the EDAS 1002E multifunction unit Reading Analog Input Data This example demonstrates how to read and displa
20. 1031E Termination and Signal Conditioning Options nemen B 7 Figure B 6 20430 1 B 8 Appendix C TCP IP Reference Information C 1 IP Addresses Gateway Addresses and Subnet C 1 C 2 Configuring your PC s to use C 4 Before You Starts irn EE eget ant Lage DII eee Led Leo tee se ee EO gud C 4 Information in this Section C 4 2 1 Windows 95 TCP IP Set Up aoc d o icta toute don C 5 Installing mnm C 5 Figure C 1 Network Configuration Dialog Windows 95 C 5 Figure C 2 Network Component Selection Dialog C 6 Figure Select Network Protocol C 6 Setting TCP IP eene C 7 Figure C 4 TCP IP Properties C 7 C 2 2 Windows for Workgroups 3 11 and Windows 3 1 C 8 Windows for C 8 Adios C 10 Configuring an EDAS Unit Using Communications C 11 COM Port ects ee
21. 2 Use SYSCHECK or your calibration software to write a value of 0 or 10 000 V to analog output channel 1 3 Adjust PT6 so the Voltmeter reads 10 000 V 0 2 mV 4 Use SYSCHECK or your calibration software to write a value of 4095 or 9 995 V to analog output channel 1 5 Adjust PT7 so the Voltmeter reads 9 995 V 10 2 mV Appendix D Analog Input and Output Calibration Procedures 6 Repeat steps 2 through 5 as needed to obtain the correct results Note These adjustment steps may require several iterations 7 Use SYSCHECK or your calibration software to write a value of 2048 or 0 000 V to analog output channel 1 8 Check that the Voltmeter reads 0 000V 2 mV When you finish calibrating the unit slide the unit s cover back on and refasten the Back Panel using the screws and hex nuts removed earlier Appendix D Analog Input and Output Calibration Procedures D 3 EDAS 1031E Analog Input Circuit Calibration Procedures The analog input section of the EDAS 1031E Multifunction unit is calibrated at the factory prior to shipping If your application requires periodic calibration checks or if you suspect inaccuracies use the procedures below to recalibrate the unit This calibration is accomplished by manual adjustment of potentiometers RPGA ROBF RGBF ROUF and RGUF and on the unit s printed circuit board Note Additional potentiometers ROBC RGBC ROUC and RGUC are provided for coarse adjustment o
22. Cable w Connectors RJ 45 M F Cross over Adapter EDAS Support Library for Visual Designer Net Link Software Libraries for DOS UNIX Net Link Software Libraries for Windows SYSCHECK Diagnostic and Setup Software Visual Designer 4 0 Evaluation Software Located on the FactoryView CD ROM EDAS Virtual Instrument VI Support Library for National Instruments LabVIEW Virtual COM Port Driver for Windows FactoryView 16 bit Multifunction EDAS Starter Kit International Version EDAS 1031E SK2 230 VAC 50 60 Hz Power HARDWARE EDAS 1031E 2A LPA015 PCI 20429T 1 EDAS 1005A 1 EDAS 1007A 1 EDAS 1008A 1 SOFTWARE EDAS 1003S 1 EDAS 10038 2 1003 3 EDAS 1006S 1 209035 2 EDAS 1026S 1 EDAS 10328 1 EDAS Multifunction Base Unit w RS 232 and RS 485 Power Supply 24 VAC 230 VAC 50 60 Hz input Serial Port Data Transfer Cable null modem Multifunction Termination Panel DIN Rail Mounting Kit 10Base T Cable w Connectors RJ 45 M F Cross over Adapter EDAS Support Library for Visual Designer Net Link Software Libraries for DOS UNIX Net Link Software Libraries for Windows SYSCHECK Diagnostic and Setup Software Visual Designer 4 0 Evaluation Software Located on the FactoryView CD ROM EDAS Virtual Instrument VI Support Library for National Instruments LabVIEW Virtual COM Port Driver for Windows NT 1 5 Chapter 1 Introduction 1 1 2 Features Fe
23. EDAS 1002E 2A with RS 232 and RS 485 serial I O ports 4 0 981009 Added Model EDAS 1031E board dimension drawings and updates for SYSCHECK V3 0 4 1 990401 Corrected Figure A 3 pin 6 is Chassis Ground 4 2 990504 Corrected incorrect figure numbers edited document Table of Contents Table of Contents Preface About this Manual System Requirements Chapter 1 Introduction 1 1 FactoryView EDAS 1000 Series Ethernet Data Acquisition 1 1 1 2 13122 1 6 COMMON EU AE 1 6 5 1001 2 Features cise deer eret 1 6 EDAS 1002E 2A and EDAS 1031E 2A 1 7 Figure 1 1a EDAS 1001E 2A System Block Diagram 1 1b EDAS 1001E 2A and EDAS 1031E 2A System Block Diagram 1 9 1 2 EDAS 1001E 1A 2A Functional Description 1 10 xd EP 1 10 1 2 2 Etliernet Int rfae6 coeno eo ecrit een v 1 11 1 2 3coetlal Olsen Past th exe 1 11 1 2 4 Data Acquisition nennen nene 1 11 1 11 eb ea leas ve doa E eee e A 1 12 1 25 yan sta cov etie over eva 1 12 1 3 EDAS 1002E 1031E 1A 2A Functional 1 13 1 3 1 Data Acquisition ee ee
24. Ensure that the IP and gateway addresses are still properly specified and that no conflicts exist with other network devices You may need to consult your network administrator If the PC responds but the EDAS unit does not check to see if the EDAS unit is still powered and connected If so there 1 a loss of connection on the Ethernet somewhere between the PC and the EDAS unit First check to make sure your PC and EDAS are still properly connected to the network If they are connected then your network administrator needs to locate and correct the problem If the unit responds to a ping but still fails to communicate with SYSCHECK check to see if the EDAS IP address is still properly specified within SYSCHECK Some example ping responses are shown below Example 1 Successful Contact C WINDOWS gt ping 192 168 168 2 Pinging 192 168 168 2 with 32 bytes of data Reply from 192 168 168 2 bytes 32 time 14ms L 60 Reply from 192 168 168 2 bytes 32 time 14ms L 60 Reply from 192 168 168 2 bytes 32 time 14ms L 60 Reply from 192 168 168 2 bytes 32 time 14ms L 60 CN WINDOWS Example 2 Unsuccessful Communication due to time out The unit is not powered does have the correct address the cable connection is bad the network is busy or the unit is damaged C WINDOWS gt ping 192 168 168 2 Pinging 192 168 168 2 with 32 bytes of data Request timed Request timed Request timed Request timed CN WINDOWS out o
25. Instruments LabVIEW is included with EDAS Starter Kits Software and the EDAS Virtual COM Port Driver for Windows The Virtual COM port driver provides application programs with additional serial ports which respond in the same manner as local serial ports in the computer but are actually located on remote EDAS units Based on Net Link software the EDAS VI support library provides developers using LabVIEW 4 0 or higher with the VI functions required to create EDAS Ethernet data acquisition and control applications under Windows 95 or Windows Available separately Intelligent Instrumentation offers drivers that provide support for popular SCADA software packages including Intellution FIX and Wonderware InTouch Check our web site www instrument com or contact your sales representative for more information on these produets 1 1 1 Starter Kits Factory View EDAS 1001E 1002E and 1031E Starter Kits provide you with all of the items you need to get the system up and running EDAS Starter Kits come with an EDAS 2A type model which features both RS 232 and RS 485 ports The contents of each available Starter Kit are listed on the following pages Chapter 1 Introduction FactoryView Digital I O EDAS Starter Kits FactoryView Digital EDAS Starter Kit North American Version EDAS 1001E SK1 90 120 VAC 60 Hz Power HARDWARE EDAS 1001E 2A 2 LPA015 EDAS 1004T 1 EDAS 1005A 1
26. O and analog I O are listed in Chapter 1 under Accessories and described in more detail in Appendix B Also tables and drawings showing each unit s I O connectors and serial I O port pin definitions are provided in Appendix A Section 2 1 5 of this chapter provides information on connecting and using a unit s serial I O port s for communication with RS 232 and RS 485 devices e Appendix C provides general information on TCP IP addressing and specific information on Windows 95 TCP IP configuration for Local Area Network LAN use 2 1 4 Optionally Setting Port Default Digital I O Direction and Output Levels To access the digital I O port configuration switches remove the EDAS unit s cover Remove power from the unit 3 With a small Philips screw driver remove the two small screws at the far left hand and right hand ends of the unit s Back Panel refer to Figure 2 1 4 Useasmall wrench or nut driver to unscrew the hex standoff nuts located to either side of the RS 232 Serial Port connector 5 Remove the Back Panel then slide the case cover toward the back of the unit 6 Locate the 9 position DIP switch on the circuit board Switch functions are shown in Figure 2 6 Ne On 1 1234567 9 8 Off 0 1 8 Power up 9 Port Power up Output Level Switches Direction Switch On Output Off Input Figure 2 6 Power up Configuration Switches Chapter 2 Configurat
27. Pin Function SE DIFF PIn Function SE DIFF Pin Function 1 Analog In ChO 18 Analog Ground 35 Port 1 Bit 0 2 Analog In Ch8 Ch0 19 Analog In Ch6 36 Port 1 Bit 1 3 Analog Ground 20 Analog In Ch14 Ch6 37 Port 1 Bit 2 4 Analog In Ch9 Ch1 21 Analog Out ChO 38 Port 1 Bit 3 5 Analog In Ch1 22 Analog In Ch15 Ch7 39 Port 1 Bit 4 6 Chassis Ground 23 Analog In Ch7 40 Port 1 Bit 5 7 Analog In Ch2 24 Analog Ground 41 Port 1 Bit 6 8 Analog In Ch10 Ch2 25 Analog Out Ch1 42 Port 1 Bit 7 9 Analog Ground 26 5 VDC 43 No Connection 10 Analog In Ch11 Ch3 27 Port 0 Bit 0 or Count In 44 No Connection 11 Analog In Ch3 28 Port 0 Bit 1 45 No Connection 12 Analog Ground 29 Port 0 Bit 2 46 Analog In Rate Generator 13 Analog In Ch4 30 Port 0 Bit 3 47 External Input 14 Analog In Ch12 Ch4 31 Port 0 Bit 4 48 45 VDC 15 Analog Ground 32 Port 0 Bit 5 49 Digital Ground 16 Analog In Ch13 Ch5 33 Port 0 Bit 6 50 Digital Ground 17 Analog In Ch5 34 Port 1 Bit 7 Figure A 6 EDAS 1002E 1031E 50 pin I O Connector A 11 Appendix Specifications 5 3 Communication Connectors Ethernet 10Base T The connector pin out of the 8 pin RJ 45 jack on an EDAS unit is listed in Figure A 7 10Base T RJ 45 Connector Pin Function RX N C N C RX N C N C EDAS Connector RJ 45 Cable Connector Pin 1 Pin 8 Pin 8 Pin 1 Figure A 7 RJ 45 Connector
28. Shielded able 0000000000000000 Screw Terminal Connections Screw Terminal Connections 0000 000000000000 EDAS 1013A 3 4 in interconnect PCI 20025T 2 Digital Customizer Panel EDAS 1011T 1 Digital Panels Cascadable DIN Rail Mountable 8 Channels per panel for use with 1100 Series Digital Opto Isolator blocks or direct 0000000 p 000000000000 0000 Up to 32 Channels Quick Disconnect Screw Terminal Connections connection I O types be mixed Figure 4 EDAS 1001E Termination and Signal Conditioning Options B 4 Appendix Accessories Isolator Blocks PCI 1100 Series Digital Opto Isolator Blocks The PCI 1100 Series are digital optically isolated signal conditioning blocks A separate opto block is used for each channel allowing complete I O flexibility The twelve different opto blocks are divided into two groups standard and slim line Both standard and slim line models can be used on EDAS 1011T 1 Panels Only standard models PCI 1101 through PCI 1106 can be used with the PCI 20018T 1 and PCI 20048T 1 termination panels Only slimline models PCI 1107 through PCI 1112 can be used with 3U sized termination panels PCI 20324T 1 and PCI 20326T 1 input models accept both AC and DC voltages Each provides a TTL output to drive a standard digital input Different models are provided for AC and DC outputs These unit
29. and accurate to 1 0 uV over a range of 10 V 3 Termination panel such as a PCI 20429T for connecting signals and test instruments 4 Small flat head insulated screwdriver for adjusting potentiometers 5 Small Phillips screwdriver and a small wrench or nut driver for opening the unit s case STATIC SENSITIVE DEVICE WARNING To avoid damage to your unit from static electricity always use proper static protective procedures such as use of a grounded wrist strap when handling or adjusting this device 1 Remove power from the unit With a small Philips screw driver remove the two small screws at the far left and right ends of the unit s Back Panel 2 Usinga small wrench or nut driver unscrew the hex standoff nuts located to either side of the RS 232 Serial Port connector 3 Remove the Back Panel then slide the case cover toward the back of the unit 4 Turn on power to the EDAS 1002E and allow at least a 15 minute warm up before continuing The unit must be connected to the network to obtain readings from a client computer Figure D 1 shows the locations of the potentiometers used to adjust the analog circuits on a EDAS 1002E Appendix D Analog Input and Output Calibration Procedures DGND m OCT PT7 PT8 A D IN a
30. and reception of data The same two wires and a signal ground are used for transmitting and receiving data Bi directional data flow is accomplished using a differential line driver or generator and differential input receiver combination This differential input and output arrangement provides a high degree of immunity to common mode noise permitting cable runs up to 4000 feet RS 485 is designed for multidrop or party line device interconnection RS 485 is only a hardware interface specification and does not cover communication protocol requirements for any particular situation In many applications a network of uniquely addressable RS 485 devices is connected to a PC or other controller such as an EDAS unit in a master slave relationship Under this type of arrangement a device only responds to a message that contains the device s address or ID located in a specific field or area of the message In addition only the controller is allowed to initiate such messages The controller may have to process the message response before issuing a new message to the same or a different device Using this protocol almost all line contention problems can be avoided The EDAS unit s software support packages mentioned in the previous section can easily accommodate this kind of application More sophisticated contention sensing and correction protocols usually require much more intelligence built into the serial devices used on the RS 485 network The
31. draw another wire from the Unpack block to Digital Meter 2 8 Visual Designer Diagram Iof x File Edit Diagram Blocks Tools Window Help Digital Meter 1 nDigitallnput 1 Unpack 1 1 41 Digital Meter 2 Figure 3 15 Connected Diagram for First Example 14 15 16 17 Before the application can be executed configure the nDigitalInput block Double click on the nDigitalInput block to open its parameter dialog Click the EDAS button in the dialog box to specify the IP address of the EDAS unit you read data from Type in the address as shown in Figure 3 16 and click OK EDAS Selection x Model EDAS 1001E Digital Ethernet DAS M IP Address 192 168 fise eb Cancel Help Figure 3 16 Specifying the EDAS Unit 3 18 Chapter 3 Checking The System 18 In the main parameter dialog of the nDigitalInput block double click the Insert button This programs the block to read Port O and Port 1 when the diagram is executed 19 Click the OK button to accept the parameters and close the dialog nDigitallnput Parameters x IP Address EDAS 1001E 192 168 168 16 EDAS 1001E 192 168 168 16 EDAS 5 1001 9 192 168 168 16 EDAS Port Parameters OK Por 1 M Cancel Help Iv Lock the port s to prevent access by other EDAS clients Figure 3 17 Specifying the Ports to Read on the EDAS Unit 20 To run the application click the Run butto
32. of paragraph d below For the purposes of this warranty lifetime is defined to mean FROM THE DATE OF PURCHASE UNTIL FIVE YEARS AFTER THE DATE THAT INTELLIGENT INSTRUMENTATION DISCONTINUES MANUFACTURING SAID PRODUCT AND LISTS THE PRODUCT IN ITS PUBLISHED LIST OF DISCONTINUED PRODUCTS Batteries and Electro mechanical items such as but not limited to batteries relays and switches which are purchased separately or included as part of the above products are warranted for a period of one year d In the event that Buyer s returned product is a Discontinued product and is unrepairable for any reason Seller may elect to replace it with like or similar product that is in Seller s sole judgment the closest equivalent to the returned product Seller does not warrant that such replacement product will be an exact functional replacement of the returned product Further all products warranted hereunder for which Seller has received timely notice of nonconformance must be returned FOB Seller s plant no later than thirty 30 days after the expiration of the warranty periods set forth above These warranties provided herein shall not apply to any products which Seller determines have been subjected by Buyer or others to operating and or environmental conditions in excess of the limits established in Seller s published specifications or otherwise have been the subject of mishandling misuse neglect improper testing repair alteration or damage THES
33. of the unit 5 Locate the socketed resistors on the circuit board Figure 2 7 6 Remove and replace termination and or bias resistors as required for your application Be sure to cut and bend resistor leads to the proper length before inserting replacements Sockets are spaced for 1 4 Watt resistors Caution Do not use wire wound resistors 7 After installing the new resistors slide unit s cover back on and refasten the Back Panel using the screws and hex nuts removed earlier A diagram showing an example RS 485 multipoint device network is shown in Figure 2 8 In this diagram the EDAS unit provides the controlling RS 485 port In actuality the client computer s communicating with the EDAS unit and running the serial application are controlling the device network and collecting data The maximum rate that serial data can be successfully sent and received is constrained by several factors These include e Baud rate s supported by the device Cable length and quality Noise environment and the overall processing load placed on the EDAS unit which may include access from multiple clients and simultaneous digital I O or analog I O activities The layout of the network should be as short as possible within the requirements of the application and utilize a single twisted pair cable segment terminated at both ends Star type multi segment configurations are not compatible with the termination requirements of RS 485 If lo
34. purposes Section 2 1 Because of this dual purpose certain precautions must be observed to prevent a serial I O device or instrument connected to this port from reconfiguring the EDAS unit IMPORTANT NOTE The RS 232 serial port on the EDAS unit is also used for configuring the unit s network address IP Gateway Subnet parameters through the unit s executive program Special precautions have been incorporated into the firmware of EDAS units to help prevent a serial device from accidentally activating a unit s executive program First a special sequence 9 0 CR must be issued in order for setup mode commands to be accepted Second once the RS 232 port has been configured for serial I O operation through the Net Link driver function call nSERIAL Configure or through the Visual Designer nSerial block the executive program does not process setup command codes received through this port until a power Off On cycle occurs If the special character sequence is received by the unit from an external serial device before this port is configured the EDAS unit s internal command mode is entered Any subsequent characters sent to the unit by the serial device may alter the EDAS unit s configuration possibly causing it to become inoperable General Considerations The RS 232 standard allows for full duplex simultaneous transmission and reception of data A minimum of three wires are required to make a connection One for da
35. receiver is positive with respect to the B terminal by 200 mV or more Specific Considerations In most situations you do not need to make any special adjustments to the termination and bias resistors prior to physically hooking up your EDAS unit s RS 485 port to other RS 485 devices The factory installed resistors see Figures 2 6 and 2 7 on the EDAS 1001E 2A EDAS 1002E 2A and EDAS 1031E 2A units are chosen to provide a forced OFF state when no data is present on the RS 485 lines Just connect your RS 485 communications lines A B GND to the appropriate screw terminals on the 3 pin plug connector If the termination resistance required for your RS 485 application is significantly different than 150 Ohms or if the input load s presented by your serial device s alter the idle state bias condition established by the EDAS you may need to install different resistors inside the unit Termination and line bias resistor locations and values are shown in Figure 2 7 To access the RS 485 resistor sockets 1 Remove the EDAS unit s cover 2 Remove power from the unit 3 Use a small Philips screw driver to remove two small screws at the far left hand and right hand ends of the unit s Back Panel Chapter 2 Configuration and Installation 4 Useasmall wrench or nut driver to unscrew the hex standoff nuts located to either side of the RS 232 Serial Port connector Remove the Back Panel then slide the case cover toward the back
36. shorts damage and so forth If errors still persist after repeatedly checking the unit contact our technical support engineers for possible solutions Contact technical support by phone 1 800 685 9911 or 1 520 573 0887 or through email check the technical support links on our web site http www instrument com for the latest contact addresses Chapter 3 Checking The System A table of the possible errors reported through the Status LED is given below Table 3 1 Status LED Codes Status LED Code Meaning OFF constantly no blinks No Power on Test errors were encountered unit is OK ON constantly no blinks A Fatal error occurred Fatal errors include Processor failure ROM errors or RAM failure If a Processor test failure occurred there is a likelihood the processor will not be able to light the Status LED If a ROM failure occurred the Status LED may or may not light depending on the cause of the failure The processor is halted after a fatal error 1 blink Non Volatile RAM read test error 2 blinks Non Volatile RAM checksum test error 3 blinks RAM test error in second 128 Kbytes of on board RAM performed on EDAS 1002E and EDAS 1031E models only 4 blinks Ethernet interface circuit SMC91C94 test error 5 blinks Serial Port 0 test error 6 blinks Serial Port 1 test error 7 blinks Timer Counter test error 8 blinks Internal Interrupt Controller test error 9 blinks External power test error fuse o
37. the IP Address New test windows opened after the configuration change will communicate with the new EDAS It is not necessary to use the Program page to change the EDAS that is being tested Also the EDAS unit does not need to be connected to the serial port of the PC to perform the test Instances of each I O test are demonstrated below Note When a test is started a short application initialization period occurs before the test window is displayed If a link could not be established with the EDAS unit an error message occurs after an extended initiation attempt as shown in Figure 3 4 3 5 Chapter 3 Checking The System Connection Error The connection to the EDAS unittimed out This might indicate that the network cable was not connected orthat you changed the IP address and forgotto cycle power to the unit prior to connecting to it over Ethernet Figure 3 4 Connection Error Notice If the link is unsuccessful verify that you used the correct IP address Refer to the Trouble Shooting Tips Section 3 2 if problems persist If the connection is successful the test window opens and the model number and IP address of the EDAS unit is shown at the top of the test window Example Digital I O Test This test enables you to read data from or write data to each 8 bit digital I O port on an EDAS unit The direction of a port is selected through Input and Output radio buttons To read input data from a port Select the I
38. the gateway in your EDAS configuration allows users around the world to communicate with the unit assuming that they know its IP Address of course 4 You may decide to disable the EDAS Internet connection for security reasons To disable the connection set the Gateway Address to 0 0 0 0 After setting the configuration parameters in the Configuration property page of EDAS SYSCHECK program the configuration of the EDAS unit with the IP Address Subnet Mask and Gateway Address you have specified To do this first select the Program property page tab The Program property page is shown in Figure 2 4 2 7 Chapter 2 Configuration and Installation REDAS SYSCHECK x File Help Configuration Test COM Port Attach to EDAS Write IP Address 123 123 123 123 Write Subnet Mask 255 255 255 0 Write Gateway Address 123 123 123 1 Write Ethemet Address 0 192 82 0 0 0 Current Configuration IP Address Press Attach to EDAS Subnet Mask Press Attach to EDAS Gateway Address Press Attach to EDAS Ethernet Address Press Attach to EDAS Select the serial port to which the EDAS is connected Click Attach to EDAS to read the current configuration Figure 2 4 EDAS SYSCHECK Program Page 5 Inthe COM Port drop down selection box select the COM port COM1 COM2 or on your PC that is connected to the EDAS unit through the null modem cable
39. were selected for Differential analog input operation Eight channels were entered in the channel list by clicking the Insert button eight times The default parameters were used for the Unpack block and the Label Name parameter of each Digital Meter block is set to the analog input channel number of its input data Channel 0 Channel 1 Channel 7 The Visual Designer Run window for this example is shown in Figure 3 25 Digital Meter displays were sized and positioned as desired when the application was placed in Pause mode Clicking Run resumed collection and display of analog input data from the EDAS unit Display changes where saved upon exiting the application 3 24 Chapter 3 Checking The System Visual Designer Execute Options Help volts Channel3 3 8 volts Channel 7 4 Figure 3 25 Run Window for Example 3 Reading Analog Input Data in High Speed Mode This example demonstrates how to capture and display analog wave form data from analog inputs on an EDAS 1002E Multifunction unit The diagram is connected and named AINHS1 DGM as shown in Figure 3 26 amp 3 C LATEST AINHS1 DGM BE XI 8 nAnaloginputHS Unpack Multi channel Plot FT Figure 3 26 Diagram for Example 4 An nAnalogInputHS block is used in this example to gather analog input data at a specified samples per channel rate from channels 0 and 1 on an EDAS 1002E The multichannel output of this block is demultiplexed
40. 0 0 woo 000000000 1000000000 0000000000 o mod 4 0000000000 000010000 0000000000 oroooovoooomo0n L 00000000 E im 5 8 8 0000 0 00 0 000010000 s B 0 08001000000000 s 20001000 SeB BH P TT xi 9 00 20001000 not non amp 00000000 000 0800008000000000 0000 5 00000100 0100 Base s s 285 0000000 E n 8 E 3 ws 1000 s a 88 as E ora B 3 e 8 BB B B S C B 00010000 00800008 00000000 o S J f OOOO 00000001 0 Q 00010000 8 E 000000000000000000000000 o a 0600000000000000000000000 a 0 505 4 680 5 290 Board Thickness 0 065 Maximum Component Height above Board 1 00 Figure A 4 EDAS 1031E OEM Board Dimensions 0 840 B 680 8 Appendix Specifications A 5 Connectors A 5 1 EDAS 1001E Digital l O Connectors Figure A 5 shows the digital I O connector pin definitions of EDAS 1001E models EDAS 1001E models use two standard 34 pin 0 1 pin separation connectors which interface directly with the EDAS 1004T 1 Termination Panel or the PCI 20013A 1 Standard Ground Plane Digital Cables To make your own interface cables or custom termination panels a representative manufacturer s connector part numbers are T amp B Ansley 5609 3430 or equivalent ribbon cabl
41. 000000000 oum 6600066006000660600666600600 AGND TP4 Figure 0 2 EDAS 1031E Layout Diagram RPGA Appendix D Analog Input and Output Calibration Procedures WARNING If you use an uninsulated screwdriver and accidentally touch other components you may damage your unit Analog Input Calibration Procedure Calibrating the analog input section requires adjusting the Input Offset voltage of the circuit s programmable instrumentation amplifier and calibrating the A D converter for the Bipolar and Unipolar ranges Each procedure is listed separately Adjust Instrumentation Amplifier Input Offset 1 Ground analog input channel 0 assuming single ended mode operation 2 Connect a precision Voltmeter between the AI test point TP1 and analog ground TP4 Refer to figure D 2 for the location of these test points 3 Use your calibration software to select channel 0 single ended operation bipolar input range 10 V and a gain of 1 4 Read the offset voltage from the Voltmeter 5 Use your calibration software to set the EDAS 1031E s gain to 100 6 Adjust RPGA so that the offset voltage read from the Voltmeter is 1 5 times the offset voltage read in step 4 above 7 Use your calibration software to set the EDAS 1031E s gain back to 1 Read the offset voltage from the Voltmeter 8 Use your software to set the gain back to 100 and adjust RPGA so that the offset voltage you read from the Voltmete
42. 0Base T Local Area Networks LANs They use the open systems environment of Ethernet and Transmission Control Protocol Internet Protocol TCP IP a standard networking protocol that provides communication across interconnected networks These features enable you to integrate acquired data with your facility wide or world wide network making the data available for use by other networked resources or for further processing by personal or company software The EDAS 1001E 1A model combines digital I O data acquisition functions 32 digital I O channels and two counters with a built in processor ROM based executive firmware TCP IP an Ethernet interface and an RS 232 serial port for communication with serial devices over the net this port is also used for initial network configuration of the EDAS unit The EDAS 1001E 2A model has all the above features plus it has an RS 485 serial port for communication with multiple RS 485 devices such as instruments scales machines or other computers The EDAS 1002E 1A model combines analog I O and digital I O data acquisition functions 8 differential or 16 single ended analog inputs 2 analog outputs 16 digital I O channels and one counter Like the EDAS 1001E 1A this unit also contains built in processor ROM based executive firmware TCP IP an Ethernet interface and an RS 232 port for serial I O and for initial network configuration of the unit The EDAS 1002E 2A model has all the above features an
43. 1 EDAS 1005A 1 EDAS 1007A 1 EDAS 1008A 1 SOFTWARE EDAS 1003S 1 EDAS 1003S 2 EDAS 1003S 3 EDAS 1006S 1 209035 2 EDAS 1026S 1 EDAS 1032S 1 EDAS 1002E SK2 230 VAC 50 60 Hz Power EDAS Multifunction Base Unit w RS 232 and RS 485 Power Supply 24 VAC 230 VAC 50 60 Hz input Serial Port Data Transfer Cable null modem Multifunction Termination Panel DIN Rail Mounting Kit 10Base T Cable w Connectors RJ 45 M F Cross over Adapter EDAS Support Library for Visual Designer Net Link Software Libraries for DOS UNIX Net Link Software Libraries for Windows SYSCHECK Diagnostic and Setup Software Visual Designer 4 0 Evaluation Software Located on the FactoryView CD ROM EDAS Virtual Instrument VI Support Library for National Instruments LabVIEW Virtual COM Port Driver for Windows NT Chapter 1 Introduction FactoryView Multifunction EDAS Starter Kits FactoryView 16 bit Multifunction EDAS Starter Kit North American Version EDAS 1031E SK1 90 120 VAC 60 Hz Power HARDWARE EDAS 1031E 2A LPPO02 LPA015 PCI 20429T 1 EDAS 1005A 1 EDAS 1007A 1 EDAS 1008A 1 SOFTWARE EDAS 1003S 1 EDAS 1003S 2 EDAS 1003S 3 EDAS 1006S 1 209035 2 EDAS 1026S 1 EDAS 1032S 1 EDAS Multifunction Base Unit w RS 232 and RS 485 Power Supply 24 VAC 90 120 VAC 60 Hz input Serial Port Data Transfer Cable null modem Multifunction Termination Panel DIN Rail Mounting Kit 10Base T
44. 12 10 Mbs Twisted Pair media 2 19 A A D converter 1 13 About the manual preface 1 Accessories 1 18 B 1 Adapter board 1 15 A 9 B 6 Adjustment potentiometers D 1 D 5 D 8 D 13 Analog I O Termination Panels B 6 Analog input 1 13 Analog Input Calibration Procedures D 1 D 8 Analog output 1 13 1 14 Analog Output Calibration Procedures D 5 D 13 Analog trigger 1 13 1 14 Application examples EDAS 1001E 3 16 EDAS 1002E EDAS 1031E 3 23 Applying power 2 3 B Back panel 2 5 Back Panels 2 4 Battery 1 12 BBS 1 16 Bit oriented EDAS functions 3 20 Block diagram 1 9 C Calibration D 1 D 8 Case dimensions A 5 Channel scanner 1 13 Common features 1 6 Communications connectors A 12 Configuration 2 2 Configuration and Installation 2 1 Configuration using SYSCHECK 2 6 Configuring an EDAS Unit Using a Communications Program C 11 Configuring PCs for TCP IP C 4 Connecting multiple PCs and EDAS units 2 20 Connecting power 2 5 Connecting the Serial Port 2 3 Connectors A 9 Contents of starter kits 1 2 Counters 1 12 1 15 Cross over cable adapter 2 19 D Data acquisition functions EDAS 1001E 1A 2 1 11 EDAS 1002E 1A 2 1 13 EDAS 1031E 1A 2 1 13 Default address settings 2 7 Default I O direction 2 3 Diagnostic LEDs 3 11 Digital I O 1 11 1 15 Digital Opto Isolator Blocks B 5 DIN rail 2 19 DIN rail diagram B 3 DIP switch 1 12 1 15 2 11 E
45. 14 Partial Diagram for First Example 3 17 Figure 3 15 Connected Diagram for First Example 3 18 Figure 3 16 Specifying the EDAS 3 18 Figure 3 17 Specifying the Ports to Read on the EDAS Unit 3 19 Figure 3 18 Run Window for Example 1 3 19 Generating a Square Wave and Reading a Counter Input 3 20 Figure 3 19 Diagram for Example 2 3 20 Figure 3 20 nDigitallnputBit 3 21 Figure 3 21 nDigitalOutputBit 3 22 Figure 3 22 Run Window for Example 2 3 22 3 3 3 Example EDAS 1002E 1031E Applications Using Visual Designer 3 23 Reading Analog Input 3 23 Figure 3 23 Diagram for Example 3 23 Figure 3 24 nAnaloglnput 3 24 Figure 3 25 Run Window for Example 3 25 Reading Analog Input Data in High Speed 3 25 Figure 3 26 Diagram for Example 4
46. 2 5 VDC 2 5 VDC mmu Port 3 Bit 0 3 Ground 3 Ground Port 3 Bit 1 4 Port 0 Bit 0 or 4 Port 2 Bit 0 or Port 3 Bit 2 Counter 0 In Counter 1 In Port 3 3 5 Ground 5 Ground Port 3 Bit 4 6 Port 0 Bit 1 6 Port 2 Bit 1 du RE 7 Ground 7 Ground EE AR 8 Port 0 Bit 2 8 Port 2 Bit 2 9 Ground 9 Ground 10 Port 0 Bit 3 10 Port 2 Bit 3 P2 11 Ground 11 Ground 12 Port 0 Bit 4 12 Port 2 Bit 4 13 Ground 13 Ground 14 Port 0 Bit 5 14 Port 2 Bit 5 15 Ground 15 Ground Chassis Ground p gt m 45 VDC 16 Port 0 Bit 6 16 Port 2 Bit 6 Rw Port 0 Bit 0 or Counter 17 Ground 17 Ground Bm Port 0 Bit 1 18 Port 0 Bit 7 18 Port 2 Bit 7 Port 0 2 19 Ground 19 Ground Rw Port 0 Bit 3 20 Port 1 Bit 0 20 Port 3 Bit 0 Port 0 Bit 4 21 Ground 21 Ground 22 Port 1 Bit 1 22 Port 3 Bit 1 Digital Ground E Bim 23 Ground 23 Ground m 24 Port 1 Bit 2 24 Port 3 Bit 2 Port 1 Bit 1 25 Ground 25 Ground Port 1 Bit 2 26 Port 1 Bit 3 26 Port 3 Bit 3 Port 1 Bit 3 27 Ground 27 Ground Port 1 Bit 4 28 Port 1 Bit 4 28 Port 3 Bit 4 Port 1 5 29 Ground 29 Ground Port 1 BIS 30 Port 1 Bit 5 30 Port 3 Bit 5 Hu dedi 81 Ground 81 Ground 32 Port 1 Bit 6 32 Port 3 Bit 6 33 Ground 33 Ground P1 34 Port 1 Bit 7 34 Port 3 Bit 7 Figure 5 EDAS 1001E Digital I O Connectors A 10 Analog In Single Ended and Differential Function
47. 255 255 255 0 Gateway Address 123 123 1231 Ethemet Address 019282000 Enter the IP address subnet mask and other information for the EDAS Figure 3 2 EDAS SYSCHECK Information on configuring and programming network parameters for an EDAS unit using EDAS SYSCHECK is presented in Section 2 1 3 in Chapter 2 of this manual The remainder of this chapter section focuses on the third category in SYSCHECK the I O Test section When the EDAS SYSCHECK Test tab is selected a tabbed dialog containing selections used to execute a variety of system test programs over the network appears as shown in Figure 3 3 Chapter 3 Checking The System Caution The TCP IP protocol stack for the computer must be installed before any of these system tests can be executed TCP IP protocol software is discussed in Appendix C of this manual RZEDAS SYSCHECK x File Help Configuration Progam Test Perform Analog Input Test Perform Analog Output Test Perform Serial Test Select a test to open a test window that type for the EDAS specified on the Configuration page Figure 3 3 Example SYSCHECK Test Category Selection Window Each of the I O types supported for testing by SYSCHECK has a corresponding button to launch a new window for testing that I O type on the EDAS unit To test a different EDAS unit close all test windows for the unit presently being tested and return to the Configuration page and change
48. 550 Del Rey Avenue Sunnyvale CA USA 94086 Telephone 408 523 8100 4 Walker Richer amp Quinn Inc WRQ offers a TCP protocol suite for Windows 3 11 and 3 1 under their Reflection software line called Reflection Suite for TCP For more information contact WRQ through their web site www wrq com or by mail or telephone Walker Richer amp Quinn Inc 1500 Dexter Avenue North Seattle WA USA 98109 Telephone 206 217 7100 5 Remote Dial up Internet access not applicable to direct LAN communication with the EDAS unit The TCP IP protocol implementation supplied with Netscape s Personal Edition Internet access package for Windows 3 11 and 3 1 is known to work with Visual Designer EDAS support blocks This package 15 available through various software retailers Intelligent Instrumentation cannot certify or guarantee interoperation with this software C 9 Appendix C TCP IP Reference Information Windows 3 1 1 See Software Incorporated Network TeleSystems and WRQ Inc listed above 2 Trumpet Software International Pty Ltd One of the most widely used TCP IP protocol stacks in the Windows 3 1 environment is the shareware package Trumpet Winsock The latest version of this software is 2 1 F at the time this manual was written The software can be obtained over the Internet through Trumpet Software International s World web site or through the mail Web site http www trumpet com au Download the files named
49. AC but also accepts input voltages in the range of 15 28 VAC or 20 40 VDC Power input lines connect to a screw terminal plug that mates with the terminal connector on the rear panel of the unit Note The unit does not have a power switch If input power is connected the unit is On An LED is provided on the rear panel to indicate power to the unit The internal power supply circuit converts input power to 5 VDC for the on board circuitry and supplies up to 1 A at 5 VDC to external termination circuits available at pin 26 and pin 48 of the unit s 50 pin I O connector The external termination power lines are protected by a self Chapter 1 Introduction resetting fuse Once an overload condition is corrected or removed it takes approximately one minute for the fuse to reset itself A reset controller is provided to generate a reset to the system whenever the internal supply voltage falls below 4 4 V The reset signal remains asserted for 200 msec typically after the internal supply voltage rises above the 4 4V threshold The power on reset ensures the system powers up predictably and to a known state After reset the system begins executing from ROM 1 4 Software Support and Accessories 1 4 1 Software Support Diagnostic EDAS SYSCHECK Provided with all Starter Kits EDAS SYSCHECK software for Windows is an easy to use system assurance and diagnostic utility package Use EDAS SYSCHECK to configure an EDAS unit s ne
50. Analog Analog In Chan 0 Analog Ground Analog In Chan 1 Analog In Chan 2 Analog Ground Analog In Chan 3 Analog In Chan 4 Analog Ground Analog In Chan 5 Analog In Chan 6 Outputs Analog Out Chan 0 Analog In Chan 7 nalog Out Chan 1 P1 DX DX D3 DX Dd D3 D3 DX DX D3 Dd DX C9 DX DX D3 DX D DX D Analog In Single Ended Function Analog In Chan 8 Analog In Chan 9 Chassis Ground Analog In Chan 10 Analog In Chan 11 Analog Ground Analog In Chan 12 Analog In Chan 13 Analog Ground Analog In Chan 14 Analog In Chan 15 Appendix A Specifications Analog In Differential Function Analog In Chan 0 Analog In Chan 1 Analog In Chan 2 Analog In Chan 3 Analog In Chan 4 Analog In Chan 5 Analog In Chan 6 Analog In Chan 7 Analog Ground 5 Volts ort 0 Bit 0 or Counter In Port 0 Bit 1 Port 0 Bit 2 Port 0 Bit 3 Port 0 Bit 4 Port 0 Bit 5 Digital lO Port 0 Bit 6 Port 0 Bit 7 Digital yo Port 1 Bit 0 Port 1 Bit 1 Port 1 Bit 2 Port 1 Bit 3 Port 1 Bit 4 Port 1 Bit 5 EDAS 1002E EDAS 1031E Front Panel N C Analog Input Rate Generator Out External Input 5 Volts EDAS Pin 1 gt Digital Ground Digital Ground v OHHH EDAS 1002E 1031E 50 pin I O Connector P1
51. B 8 Physical specifications A 5 PING 3 9 Pin out A 10 A 11 B 8 Power 1 12 1 15 Power on indicator 2 3 Power on reset 1 12 1 16 Power up I O direction 1 12 1 15 Preventing damage to outputs 3 6 Processor 1 10 R Rate generator 1 13 1 14 Reading a counter 3 20 Reading a Digital Input Port 3 16 Reading analog input data 3 23 Reading Analog Input Data in High Speed Mode 3 25 Recalibration D 1 D 8 Rechargeable battery 1 12 Remote access 2 21 2 22 Removing the cover 2 10 2 16 D 1 D 8 Repeater hub 2 20 Reserved IP addresses C 3 Reset controller 1 12 Round trip signal time 2 19 RS 232 connector A 12 RS 232 serial port 2 3 RS 485 connector A 13 S Self resetting fuse 1 12 Sensitive applications 2 11 Serial Commands C 11 Serial interfaces 1 11 Serial port connector A 12 A 13 Set up information 2 1 Setting port default direction and level 2 10 Setting RS 485 resistors 2 15 Signal conditioning options B 4 B 6 Simplest network configuration 2 19 Index Socketed resistors 2 16 Software support 1 16 Special precautions 2 11 Specifications EDAS 1001E A 1 EDAS 1002E A 2 EDAS 1031E A 3 Start convert sources 1 14 Starter Kits 1 2 STATIC WARNING 2 5 13 Subnet Mask 2 1 Subnet mask definition C 1 SYSCHECK 1 16 2 2 2 5 System block diagram 1 9 System Requirements preface 1 T 1 1 TCP IP addressing C 1 TCP IP protoco
52. DAS directly to a PC with a 10Base T Ethernet adapter as shown in Figure 2 9 The adapter can go on either end of the cable Since the adapter is somewhat bulky you may want to plug in the adapter on the PC end of the cable The EDAS unit can be set on a table top or it can be mounted on a DIN rail using the EDAS 1005A 1 DIN Rail Mounting Kit supplied with the Starter Kit Appendix B of this manual contains information on how to assemble the DIN rail kit Chapter 2 Configuration and Installation Figure 2 10 shows the minimum configuration for connecting multiple PCs and EDAS units A multi port 10Base T repeater hub is required to connect multiple devices Cross over adapters are not required in this case 10Base T Ethernet Repeater Hub RS 485 Device Network Figure 2 10 Small Scale Multiple PC and EDAS Unit Configuration Figure 2 11 shows how to expand the configuration shown in Figure 2 10 with an additional repeater hub cable with cross over adapter is required to connect the two repeater hubs The dashed lines in the diagram show possible ways to expand the network 1 Additional repeater hubs can be connected to expand the same Ethernet until the round trip time limit is reached 2 Use packet switched type hubs to connect the network to other separate Ethernets 3 Use Gateway devices or IP routers to connect the network to other separate Ethernets to an Internet Service Provider or a WAN 2 20 Ch
53. E WARRANTIES EXTEND TO BUYER ONLY AND NOT TO BUYER S CUSTOMERS OR USERS OF BUYER S PRODUCT AND ARE IN LIEU OF ALL OTHER WARRANTIES WHETHER EXPRESS IMPLIED OR STATUTORY INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IN NO EVENT SHALL SELLER BE LIABLE FOR INCIDENTAL SPECIAL OR CONSEQUENTIAL DAMAGES Seller s liability for any claim of any kind shall in no case exceed the obligation or liability specified in this Warranty clause Technical Assistance and Service Seller s warranty as herein set forth shall not be enlarged diminished or affected by and no obligation or liability shall arise or grow out of Seller s rendering of technical advice facilities or service in connection with Buyer s order of the goods furnished hereunder Products returned for warranty service but which are found to be fully functional and in conformance with specifications may be subject to a nominal service charge and return freight charges Periodic re calibration of products if required is the responsibility of Buyer and is not provided under this Warranty Static Sensitivity Seller ships all static susceptible products in anti static packages Seller s Warranty as herein set forth shall not cover warranty repair or replacement for products damaged by static due to Buyer s failure to use proper protective procedures when handling storing or installing products Visual Designer is a registered trademark of Intelligent Instrume
54. ECK 1 To program each of the settings click the Write button associated with the parameter For example to program the EDAS unit with the IP Address you entered on the Configuration property page click Write IP Address Similar settings enable you to write to the Subnet Mask and Gateway Address After each item is written the EDAS is again asked to return its current settings and you can verify that the current information matches the desired configuration Note After completing the configuration process remember to remove and reapply power to the EDAS so the new settings are stored in the unit Failure to perform this step after configuration may result in I O testing being unable to connect to the unit 2 9 Chapter 2 Configuration and Installation After the EDAS unit has been programmed you are ready to connect the unit to your Ethernet network and begin testing the unit s I O If they are not already the PC s or other computers you intend to use for communicating with the EDAS unit s over your Ethernet network must be configured for use with TCP IP The following list points you to areas in this manual which discuss these topics e Section 2 2 of this chapter provides information on various physical network configurations Chapter 3 explains how to use EDAS SYSCHECK Test diagnostics to test a unit s I O capabilities To test I O make connections to the unit s I O ports and connectors Termination options for digital I
55. EDAS 1001E SK1 1 3 EDAS 1001E SK2 1 3 EDAS 1002E SK1 1 4 EDAS 1002E SK2 1 4 EDAS 1004T 1 1 12 B EDAS 1005A 1 DIN Rail Mounting Kit 2 19 B 3 EDAS 1010T 1 B 6 EDAS 1011T 1 4 B 6 EDAS 1031E SK1 1 5 EDAS 1031E SK2 1 5 EEPROM 1 11 2 1 Ethernet interface 1 11 Example Visual Designer applications 3 16 Excessive voltages 3 12 F Factory default configuration 2 3 Features 1 6 FIFO 1 13 Frequency measurement mode 1 12 Full scale input ranges 1 13 Functional description EDAS 1001E 2A 1 10 EDAS 1002E 1A 2A 1 13 EDAS 1031E 1A 2 1 13 Fuse 1 12 G Gate time 1 12 Gateway Address 2 1 Gateway definition C 1 Generating a square wave 3 20 H Host ID C 2 Connectors 9 IMPORTANT notes 2 1 2 3 2 11 3 15 C 5 C 11 Input voltage ranges 1 13 Installing an EDAS on your network 2 19 Installing SYSCHECK 3 1 Installing the Evaluation Version software 3 15 Internal power supply 1 12 1 15 Internet 2 21 C 2 Introduction 1 1 IP Address 2 1 IP address definition C 1 IP router 2 20 Isolators digital B 5 Loop back Testing 3 6 M Making address changes effective 2 9 Maximum cable length 2 19 N Net Link 1 2 1 17 Network administrator 2 1 Network class C 2 Network ID C 2 Null modem cable 2 3 Index O Output precautions 3 6 P Packet switched hub 2 20 PCI 20429T 1 Termination Panel 1 15 2 17 B 2 PCI 20430A 1 adapter diagram
56. INTELLIGENT INSTRUMENTATION INNOVATIVE PC Data Acquisition Solutions FactoryView EDAS 1000 Series Digital and Multifunction Ethernet Data Acquisition Systems EDAS User Manual A Burr Brown Company 855 481 42 Copyright 1997 99 by Intelligent Instrumentation Inc Tucson Arizona USA rights reserved Warranty and Repair Policy Statement General Seller warrants that its products furnished hereunder will at the time of delivery be free from defects in material and workmanship and will conform to Seller s published specifications applicable at the time of sale Seller s obligation or liability to Buyer for products which do not conform to above stated warranty shall be limited to Seller at Seller s sole discretion either repairing the product replacing the product with a like or similar product or refunding the purchase price of the nonconforming product provided that written notice of said nonconformance is received by Seller within the time periods set forth below for all software products including licensed programs ninety 90 days from date of initial delivery to Buyer b for all hardware products including complete systems one year from date of initial delivery to Buyer subject to the additional conditions of paragraphs c and d below all PCI 20000 and EDAS 1000 series circuit card assemblies shall be warranted for the lifetime of the product subject to the limitations
57. IP as shown in Figure 1 click the Add button to select a new network component to install Network 21x Configuration Identification Access Control The following network components are installed ESI Client for NetWare Networks 3Com EtherLink IIl 15 3C509 3C509b in ISA mode IPX SPX compatible Protocol Primary Network Logon Client for NetWare Networks bz File and Print Sharing Description Figure C 1 Network Configuration Dialog Windows 95 5 Appendix C TCP IP Reference Information In the dialog box that appears Figure C 2 select Protocol then click Add This opens the Select Network Protocol Type dialog box Figure C 3 Select Network Component 2 1 Click the type of network component you want to install Protocol is a language a computer uses Computers must use the same protocol to communicate Figure C 2 Network Component Type Selection Dialog First select Microsoft under the Manufacturers list in the Select Network Protocol dialog box Next select TCP IP from the Network Protocols list that appears Click the OK button to begin installation Select Network Protocol x w Click the Network Protocol that you want to install then click If you have X an installation disk for this device click Have Disk Manufacturers Network Protocols IPX SPX compatible Protocol
58. N where N is the channel set above Each time a conversion is started the scanner increments the channel by one and wraps back to channel 0 when the Nth channel conversion is started Chapter 1 Introduction Acquisition Pacing and Triggering Both the EDAS 1002E and 1031E 1A 2A have provisions for pacing starting conversions by software or by one of two hardware start convert sources The two hardware start convert sources are the Analog Input Rate Generator and the External Input line available at the s I O connector The hardware pacing of analog input conversions is controlled by a trigger circuit The selected pacer is not allowed to start conversions until the selected trigger occurs Available trigger sources include an analog level trigger an external digital TTL level input line Note If the External Input is used as a trigger source it cannot be used simultaneously as a pacing source The analog level trigger function discussed below is implemented using analog input channel 0 and analog output channel 1 The analog triggering function detects a voltage transition at single ended analog input channel 0 as it crosses a programmable threshold Analog output channel 1 is used to set the threshold value on one input of an internal comparator circuit The other comparator input is internally driven by analog input channel 0 The direction that the input crosses the threshold from above or below to produce a trigger
59. SCHECK is also provided on separate diskettes Software Libraries and Drivers Net Link Software Libraries for DOS UNIX and Net Link Software Libraries for Windows 3 1 3 11 95 98 NT are supplied with all Factory View EDAS Starter Kits These function libraries and drivers allow custom application development using and Visual Basic A common Application Programming Interface API is used for each operating environment A power source for your EDAS unit Each Starter Kit comes with an AC power adapter The EDAS unit can also be powered from a source in the range of 15 28 VAC or 20 40 VDC A means to connect I O lines to and from the EDAS unit s I O connectors such as the EDAS 1004T 1 Termination Panel for use with EDAS 1001E digital I O units or the PCI 20429T 1 Termination Panel for use with EDAS 1002E and 1031E multifunction units These panels are included in the FactoryView Starter Kit Preface Chapter 1 Introduction Chapter 1 Introduction 1 1 FactoryView EDAS 1000 Series Ethernet Data Acquisition Systems Congratulations on your purchase of a Factory View EDAS 1000E Series Ethernet Data Acquisition System EDAS a member of a line of network based high technology products designed and developed by Intelligent Instrumentation Inc EDAS 1000E Series Ethernet Data Acquisition Systems are stand alone data acquisition systems that connect to and communicate over Ethernet IEEE 802 3 1
60. Samples Ji eik Pu Common Format Data Parameters Pacer Rate Generator Rate 100 Hz Mode Frame or Scope C Continuous or Stream Figure 3 28 High Speed Parameters 3 26 Chapter 3 Checking The System In this example the default Buffer 1024 samples Trigger None and Mode Frame or Scope parameters were used The EDAS 1002E unit s built in Rate Generator was selected as the Pacer source The Rate was set to 100 Hz for an effect 50 Hz sample rate for each channel since two channels are sampled The Visual Designer Run window for this example is shown in Figure 3 29 Connected to channels 0 and 1 of the EDAS 1002E unit were two low frequency sine waves of differing amplitude and phase f Visual Designer Run File Execute Options Help 100 1 0 ke milliseconds Figure 3 29 Run Window for Example 4 Chapter 3 Checking The System 3 26 Appendix Specifications Appendix A Specifications A 1 EDAS 1001E Electrical Specifications All specifications are typical at 25 C unless otherwise noted PARAMETER CONDITIONS SPECIFICATION Digital Number of Ports 8 channels bits per port 4 Programmable Input or Output Input Levels TTL Compatible Schmitt Trigger Input Current Ports 0 2 20 uA 200 pA High Level Low Level Port 3 5 5 pA Output Levels TTL Compatible Source Sink Ports 0 2 15 mA 24 mA Port 3 15 mA
61. TWSK2IF ZIP Includes the TCP IP protocol stack WINPKT COM File used with the packet driver for your Ethernet card WINAP2IF ZIP Includes basic client applications for telnet FTP Archie and IRC not required for communication with the EDAS but contains some useful utilities Telephone and fax numbers Phone Intl 61 02 450220 Fax Intl 61 02 450210 Phone Aus 002 450220 Fax Aus 002 450210 Postal address Trumpet Software International Pty Ltd GPO Box 1649 Hobart Tasmania 7001 AUSTRALIA Unless purchased the package may be used on a trial shareware basis for up to 30 days before the software disables itself 3 Remote Dial up Internet access not applicable to direct LAN communication with the EDAS See item 5 in the previous section Appendix C TCP IP Reference Information C 3 Configuring an EDAS Unit Using a Communications Program We highly recommend that you only use SYSCHECK to configure and test your EDAS units This is possible under almost all circumstances If for some reason you must configure the unit with a non Windows machine use a common serial communications programs to configure the address settings of the EDAS unit The listing shown below contains the required serial communications port parameters and the commands that you need to enter through your communications program to configure the EDAS unit WARNING Do not type in anything other than the commands listed as t
62. Termination Panel Appendix Accessories B 1 2 PCI 20429T 1 Multifunction Termination Panel This termination panel plugs directly into the 50 pin I O connector of the EDAS 1002E or EDAS 1031E Screw terminals are provided on the panel to interface all analog and digital I O lines with external signals or devices The PCI 20429T 1 secures to the EDAS unit s front panel using the mounting screws provided PCI 20429T 1 1920000000000 Figure Securing the PCI 20429T 1 to EDAS unit s front panel Access to all signals on the 50 pin I O connector except for 5 V is provided through four 12 position terminal blocks Two of these terminal blocks are used for analog input and output connections while the other two are used for digital I O counter rate generator out and external input connections Screw terminals enable signal wires to be securely fastened to the terminal blocks Figure B 2 shows the signals assigned to each terminal block on the panel PORT 0 Bit 0 is also high speed Counter In PORTO PORTS 0 and 1 on the EDAS 1002E 1 can be independently configured for input or output PORT 1 DD S DEN AGND S S Db Q alo D6 A9 an 00 AMO amp DGND AG Dos AGND S AGND 005 2 amp S 006 Sli 007 4
63. V 1V 0 0 1 V 0 1 V 35 V 20 V 0 009 0 025 150 uV 10 Q 100 pF 10 Q 110 pF 10 V DC Peak AC min 90 dB 2 0 LSB 0 00596 3 LSB Analog Outputs Number of Channels Resolution Voltage Range Digital Number of Ports Input Levels Input Current 8 channels bits per port Port 0 2 12 bits 1 part in 4096 10 V 2 Programmable Input or Output TTL Compatible Schmitt Trigger 20 uA 200 uA A 3 Appendix Specifications High Level Low Level Output Levels Source Sink Counters General Purpose Number of Channels Max Input frequency High Speed Number of Channels Max Input frequenc Timebase Generator Type Number Resolution Output Frequency Range Network Interface Type Serial Ports RS 232 Voltages Interface RS 485 Isolation Common mode range Interface Power Voltage Range Current Requirements TTL level input TTL level input Crystal based Used for unit configuration and 3 ko load Used for serial only 1 minute 1 second EIA RS 485 standard Absolute maximum AC or DC 24 VAC No Load 24 VAC 1 A Load 5 5 pA TTL Compatible 15 mA 24 mA 15 mA 64 mA 24 bit up to 16 250 Hz 1 input only 250 kHz Rate Generator 32 bit 1 250 ns 0 001 Hz to 1 MHz Ethernet 10Base T Twisted pair R J45 Connector 1 port on all EDAS models 6 V TX and active D Sub 9 pin Connector Male 1 port on 2A
64. W resistor in series for each connection PORT 3 2 1 BIT 1 2 3 BIT 4 ga a loococ0 0000000 7 oooo0oocooooo o BT 7 BT 5 Br5 BIT 4 BIT 3 BT2 BT 1 CHASSIS L port 1 lL P RT 0 Figure 3 6 Wiring an EDAS 1004T 1 Termination Panel for Loop back Testing Example Analog Input Test The analog input test Figure 3 7 performs continuous software based reading as opposed to high speed hardware timed reading of all analog input channels on EDAS 1002E or EDAS 1031E Multifunction units Controls for selecting Range Gain and Input Configuration are provided Analog Input Test x Unit EDAS 1002E Multifunction EDAS Unit at 123 123 123 123 Range Gain Input Configuration Single Ended v 0 Channel 1 Channel 2 Channel 3 Channel 4 Channel 5 Channel 8 Channel 4 7363 V 4 6875 V 4 7510 V 4 7510 V 4 7705 V 4 7266 V 4 8096 V 4 7754 V Channel 8 Channel 9 Channel 10 Channel 11 Channel 12 Channel 13 Channel 14 Channel 15 4 8535 V 4 8730 V 4 9463 V 4 9658 V 4 9707 Y 4 9414 V 4 9707 V 4 9512 V Figure 3 7 EDAS SYSCHECK Analog Input Test of an EDAS 1002E Unit 3 6 Chapter 3 Checking The System Connections to signal sources can be easily made using the PCI 20429T 1 Termination Panel s
65. and bit 0 of Port 2 Output power on states are configured for Port 3 through an internal DIP switch In the event of a power failure battery backed up memory is provided for maintaining selected data Digital Digital I O signals are TTL compatible and are available on the unit s two 34 pin I O connectors The digital I O is configured as four ports 0 3 of eight channels each Digital I O direction is programmable separately for each port through software Digital I O lines perform digital I O functions such as latching digital inputs driving digital outputs software counting at rates to 250 Hz and detecting change of state Chapter 1 Introduction The digital I O signal connectors are compatible with the EDAS 1004T 1 Low Cost Digital I O Termination Panelas well as existing Intelligent Instrumentation cables for use with other termination panels the such as the EDAS 1011T 1 DIN Rail Mount Digital I O Termination Panel A 9 position DIP switch is provided inside of the unit to select Digital I O Port 3 s power up direction input output and to individually set power up output states Port 3 is an output port when the directional switch is set to the On position When the port is set for output operation a digital output channel powers up high if its corresponding digital output switch is On After the power up period Port 3 can be re configured through software This feature reduces glitches on the output lines during power up
66. and port configuration See Section 2 1 4 in Chapter 2 for more information Counters Two of the digital input lines are connected to 16 bit hardware based counters for high speed counting up to 250 kHz These counters support event counting and frequency measurement The counter inputs are multiplexed with digital I O bit 0 of Port 0 and bit 0 of Port 2 Event counters count pulses on the external counter inputs For frequency measurement mode the pulse inputs at bit O of Port 0 and bit 0 of Port 2 are captured over an internally generated gate time The frequency is calculated from the captured count s and the gate time The gate time can be set to 1 sec or 100 msec through software 1 2 5 Power The EDAS unit is designed to run off of 24 VAC and accepts input voltages in the range of 15 28 VAC or 20 40 VDC Power input lines connect to a screw terminal plug that mates with the terminal connector on the rear panel of the unit WARNING The unit does not have a power switch If input power is connected the unit is On An LED is provided on the rear panel to indicate power to the unit The internal power supply circuit converts input power to 5 VDC for the on board circuitry and supplies up to 1A at 5 VDC to external termination circuits available at pin 2 of each 34 pin I O connector The external termination power lines are protected by a self resetting fuse Once the overload condition is corrected or removed it takes approximately
67. annels for use with 1100 Series Digital Opto Isolator blocks PCI 20048T Digital Optical Isolation Panel 16 Channels for use with 1100 Series Digital Opto Isolator blocks Screw Terminal Connections 0000000 00000000 PCI 20036A 1 PCI 20061A 1 Standard Density Standard Density Unshielded Shielded Digital Cable Digital Cable 0000 000000000000 Screw Terminal Connections PCI 20025T 2 Digital Customizer Panel Up to 32 Channels Screw Terminal Connections oo 0000 00 00000000 Figure B 5b EDAS 1002E 1031E Termination and Signal Conditioning Options B 7 Appendix Accessories PCI 20430A ADAPTER Analog In Single Ended and Differential Function Analog In Chan 0 Analog Ground Analog In Chan 1 Analog In Chan 2 Analog Ground Analog In 4 Chan 3 Analog In Chan 4 Analog Ground Analog In Chan 5 Analog Analog In Chan 6 Outputs Analog Out Chan 0 Analog In Chan 7 nalog Out Chan 1 0 No Connection gt 5 Volts Digital Ground 4 7 RMX DX bd D4 DX DX D3 Dd DX D3 Dd DX K DW P3 DX DX Dd DX DX D3 Dd DX D3 Dd DX D3 DX A 7 Port 0 Bit 1 Port 0 Bit 2 Port 0 Bit 3 Port 0 Bit 4 Port 0 Bit 5 Port 0 Bit 6 Port 0 Bit 7 Port 1 Bit 0 Port 1 Bit 1 Port 1 Bit 2 Port 1 Bit 3 Port 1 Bit 4 Port 1 Bit 5 Port 1 Bit 6 Digital Ground Port 1 Bit 7 Figure B 6 PCI 20430A 1 Ad
68. apter P2 No Connection gt Port 0 Bit 0 or Counter In Digital Ground Digital Ground SERIES PCI 20310A ANALOG CABLE gt SERIES 20311 DIGITAL CABLE Analog In Single Ended Function Analog In Chan 8 Analog In Chan 9 Analog Ground Analog In Chan 10 Analog In Chan 11 Analog Ground Analog In Chan 12 Analog In Chan 13 Analog Ground Analog In Chan 14 Analog In Chan 15 Analog Ground 5 VDC Analog In Differential Function Analog In Chan 0 Analog In Chan 1 Analog In Chan 2 Analog In Chan 3 Analog In Chan 4 Analog In Chan 5 Analog In Chan 6 Analog In Chan 7 5 Volts No Connection No Connection No Connection Analog Input Rate Generator Out External Input No Connection No Connection 8 Appendix TCP IP Reference Information Appendix C TCP IP Reference Information This appendix provides background information on TCP IP addressing Windows 95 TCP IP configuration for LAN use and information on configuring an EDAS using a serial communications program C 1 IP Addresses Gateway Addresses and Subnet Masks EDAS 1000 Series Ethernet Data Acquisition Systems connect to and communicate over Ethernet IEEE 802 3 10Base T Local Area Networks LANs and use Transmission Control Protocol Internet Protocol TCP IP a standard networking protocol t
69. apter 2 Configuration and Installation 10Base T Ethernet Hub to Hub connection requires cross over 10Base T Ethernet Repeater Hub Repeater Hub RS 232 Device n 2 MSS 5 2 EDAS E E amp E dg gt EDAS EDAS RS 485 Device Network IP Router or Gateway to Packet Switched Hub to a Additional Repeater Hub to more another LAN or to an Separate Ethernet Network Devices on the same Ethernet Internet Service Provider Figure 2 11 Methods of Expanding the Network Figure 2 12 on the following page shows the possibilities for remote access to EDAS units over the public Internet or a WAN using TCP IP packet switching technology The PCs labeled Remote could be accessing the wider network via a dial up connection to an Internet Service Provider or other appropriate point or over a LAN that has a gateway connection to the WAN or Internet Note The TCP IP protocol set up for dial up connections is different than previously described for LAN set ups Set up for serial link dial up protocols is not discussed in this manual 2 21 Chapter 2 Configuration and Installation Remote PC talking to EDAS X Software Visual Designer w EDAS Support TCP IP Stack and software to connect with and logon to 2 288 4 Service Provider lt 7 Connection to a private node or ISP C via Dial up or LAN ISP Internet Service Provider
70. asic I O functions analog input analog output digital I O and serial I O Although the more complicated I O types are not supported by EDAS SYSCHECK testing of the four basic I O types is sufficient to debug most wiring errors and to verify that a unit is functioning properly Installing EDAS SYSHECK and running the various I O function tests 15 discussed in Chapter 3 Only the configuration functions of EDAS SYSCHECK are covered in this section Note The most recent version of EDAS SYSCHECK at the time this manual was written is version 3 0 This version runs only on Windows 95 98 and Windows NT If you need to program and test EDAS units using Windows 3 1 as a host contact your local sales representative for SYSCHECK 2 2 It is also available for download through our Internet web site www instrument com 2 1 2 Preparing the EDAS Unit for Configuration Before you run EDAS SYSCHECK to configure the unit connect the EDAS unit with a PC for serial communications then powered up Caution Do not connect the EDAS unit to the network during initial configuration The following information explains how to properly connect serial communications and power to the EDAS unit prior to configuration Caution Make sure the power to the EDAS unit and to the computer you plan to use to configure the unit is OFF before proceeding with any of the steps listed below Chapter 2 Configuration and Installation Caution Failing to turn of
71. atures and basic specifications of the EDAS 1001E 2A EDAS 1002E 2A and EDAS 1031E 2A units are listed below See Appendix A for specifications of each EDAS unit Common Features Network e Acquires data in an open systems environment built in TCP IP protocol stack e Direct 10Base T Ethernet interface e Interfaces data to network resources and plantwide software Synchronous and Asynchronous client server communications Software Support e Supported by Visual Designer Application Generator Software Net Link Software Libraries Virtual COM Port Driver for Windows NT and through driver support for other popular packages Serial I O Separate RS 232 and RS 485 serial I O ports Allows remote interfacing and control of devices with RS 232 and or RS 485 interfaces such as instruments scales terminals and machines Case and Mounting e Compact efficient design DIN Rail Mountable EDAS 1001E 2A Features Figure 1 1 is a block diagram of the EDAS 1001E 2A Digital Input Output 32 Programmable digital I O channels e can be programmed to read digital signal status detect a change of state and to perform low speed event counting up to 250 Hz Outputs can be programmed for normal on off pulsed delayed and square wave modes square wave on Ports 1 amp 3 only e Eight of the 32 I O channels can be configured for preset direction and output state levels for safe power up and reset situation
72. b mslfiles Or ftp ftp microsoft com bussys clients wfw Down load the file TCP32B EXE Dial up Access Microsoft Download Service MSDL Dial 206 936 6735 to connect to MSDL Download the file TCP32B EXE TCP32B EXE is self extracting You need to use Windows for Workgroups set up disks 7 and 8 to install this software Detailed instructions for installing or upgrading this package are provided in the help file MTCPIP32 HLP included in the package and in the Microsoft article Article ID Q133255 Title Readme txt Windows for Workgroups Update files You may also need specific set up information for using this package on an existing network Consult your network administrator for details C 8 Appendix C TCP IP Reference Information 2 FTP Software Incorporated FTP Software offers several TCP IP packages supporting all versions of Windows and other platforms Their primary PC based package is PC TCP OnNet For more information contact FTP Software Incorporated through their web site www ftp com by mail or telephone FTP Software Inc 100 Brickstone Square Andover MA USA 01810 Telephone 508 685 4000 3 Network TeleSystems Network TeleSystems offers 32 bit TCP IP packages supporting Windows 3 11 and 3 1 and several other systems Their primary PC based package is TCP Pro For more information contact Network TeleSystems through their web site www ntsi com or by mail or telephone Network TeleSystems
73. bits and 1 or2 stop bits Note Only asynchronous serial data communication is supported by the EDAS unit s RS 232 port Clock signals which are required for devices that communicate in a synchronous mode are not available on the unit Due to the packet nature of data transfer protocols such as TCP IP used in computer networks actual synchronous data communication between the client and the serial device which is connected to the EDAS server is not applicable The majority of serial devices used for data acquisition and automation applications are designed for relatively low speed 19 2 kbits sec or less asynchronous data transfer Chapter 2 Configuration and Installation RS 485 Serial I O EDAS 2A models support RS 485 serial communications A 3 pin plug connector with screw terminals is provided for connection to standard RS 485 lines A B and Ground Internally RS 232 level communication signals from UART 1 on the EDAS unit are electrically isolated and converted to half duplex bi directional RS 485 Sockets are provided on the EDAS board inside the unit for custom installation of termination and line bias resistors simplified schematic of the circuit and the locations of the termination and line bias resistors is shown in Figure 2 7 Resistor locations differ for EDAS 1001E 2A EDAS 1002E 2A and EDAS 1031E 2A models General Considerations The RS 485 standard allows for half duplex one direction at a time transmission
74. by the Unpack block into 2 separate data outputs corresponding to analog input channels 0 and 1 Channel data is fed to separate inputs on a Multi channel Plot block for display The main parameters dialog box for the nAnalogInputHS block is shown in Figure 3 27 The IP address of the EDAS unit has already been specified through the dialog opened when the EDAS button is clicked Input Configuration is set for Single Ended mode Chapter 3 Checking The System nAnalogInputHS Parameters X EDAS 1002E EDAS 1002E 23 i3 None Delete EDAS EDAS 1002E 123 123 123 123 TEDAS Channel Parameters Channel fi Configuration OK Gain osx Single Ended Cancel Bange 10V Differential HS Help FEEL Lock analog inputto prevent access by other EDAS clients Figure 3 27 nAnalogInputHS Parameters The High Speed parameters dialog box opened by clicking the HS button is shown in Figure 3 28 This dialog is where you specify a data buffer size a timebase source Pacer and rate for the analog data acquisition a trigger source and the mode of acquisition frame for scope display applications or continuous for streaming to disk applications High Speed Parameters x Buffer Parameters 4 Parameters Maximum Samples 4096 Trigger None v OK Total Samples 1024 5 v Cancel Pre Trigger Samples Trigger
75. cating correctly After confirming the last item above start connecting the I O signals and develop your network data acquisition application s This chapter guides you through the steps required to get the EDAS unit up and running To create and run applications for EDAS units there must be a TCP IP protocol stack on your computer and configured for operation on a LAN TCP IP software is supplied with Windows 95 98 and Windows NT TCP IP configuration for Windows 95 is provided in Appendix C For Windows 3 1 and 3 11 various add on TCP IP software packages are listed in Appendix C IMPORTANT Any PC used to communicate with the EDAS unit over your Ethernet must have an installed and functioning Ethernet interface adapter Due to the large number of Ethernet interface adapters available this manual does not address specific set up details concerning these devices or their use with specific vendor network operating software 2 1 EDAS Configuration Before using the EDAS unit it must be configured with an IP Address Subnet Mask and a Gateway Address these terms are defined in Appendix C You cannot use the factory default address settings Ifyou are connecting the EDAS unit to an existing network within your organization for example contact your network administrator to obtain appropriate network parameters IP Subnet and Gateway To set up a closed network one that is not interconnected to any other networks con
76. d an RS 485 serial port for communication with multiple RS 485 devices The EDAS 1031E is a high resolution member of the EDAS 1000 Series The model combines 16 bit resolution analog input 12 bit analog output and digital I O data acquisition functions 8 differential or 16 single ended analog inputs 2 analog outputs 16 digital channels and one counter The EDAS 1031E 1A model contains a built in processor ROM based executive firmware TCP IP an Ethernet interface and an RS 232 port for serial I O and for initial network configuration of the unit The EDAS 1031E 2A model has all the above features and an RS 485 serial port for communication with multiple RS 485 devices EDAS 1031E units also feature Ethernet communication diagnostic LEDs located at the back panel of each unit these LEDs are located inside the case on other EDAS models 1 1 Chapter 1 Introduction An EDAS unit is configured through its 9 pin RS 232 serial port by a PC running the supplied configuration software or any common serial communications program To configure the unit set the unit s network address parameters and connect it to your network Once configured and connected an EDAS unit acts as a server providing data acquisition functions and data to clients on the network using Visual Designer Application Generator Software or your custom written software using Net Link Software Libraries The EDAS Virtual Instrument VI Support Library for National
77. e connectors with standard density ground plane ribbon cable for making custom length cables Use T amp B Ansley 609 3427 or equivalent circuit board mount connectors to mate with the ribbon cable connectors 5 2 EDAS 1002E and EDAS 1031E Connector Figure A 6 shows the I O connector pin definitions of EDAS 1002E models The EDAS 1002E s or EDAS 1031E s 50 pin I O connector may be interfaced to external devices by direct connection or through a PCI 20429T 1 Termination Panel that plugs directly into the I O connector The optional PCI 20430A 1 Adapter Board and appropriate interconnecting cables enable you to use other Intelligent Instrumentation Termination Panels To make your own interface cables or custom termination panels a representative manufacturer s connector part numbers are Thomas and Betts 3622 5030 or equivalent ribbon cable connectors with standard density shielded ribbon cable for making custom length cables Use Thomas and Betts 44609 5007 right angle 50 pin or equivalent circuit board mount connectors to mate with the ribbon cable connectors 9 Appendix Specifications EDAS 1001E Front Panel Chassis Ground gt 5 VDC 54 54 Port 2 0 or Counter Port 2 1 Port 2 2 m Port 2 Bit 3 P1 I O Ports 0 1 P2 I O Ports 2 3 Pin Function Pin Function ee Ro E 1 Chassis Ground 1 Chassis Ground Digital Ground Port 2 Bit 7
78. e an issue for access via dial up connections or the Internet check your company s policy If your EDAS unit has been configured with network address parameters you know whether or not TCP IP is installed on the PC s that are to be used to communicate with the EDAS unit s If you are unable to verify this installation check with your network administrator before proceeding Before You Start If you know TCP IP is installed configure new TCP IP settings on the PC s for the following reasons Physical relocation of the computer s to another established network e The EDAS unit s or PC s are not going to be connected to the company network e g you are creating a new network e The PC s is being connected to the company s network for the first time If a TCP IP protocol stack is not installed on computer s or if one of the reasons mentioned above applies to you continue with the next section Information in this Section This section discusses how to install and configure the TCP IP network protocols supplied with Windows 95 for use on a LAN Instructions for Windows NT Which also contains TCP IP software are not provided Refer to your NT documentation To configure a dial up access implementation for remote Internet access to EDAS units on your LAN refer to your Windows 95 or Windows NT documentation or help information Windows 3 1 and Windows for Workgroups 3 11 require add on software to implemen
79. e assigned a unique IP address valid for its particular network Reserved Addresses If you are setting up a private network that is one that is not intended to be connected to the public Internet or directly to an existing network select address numbers from the Internet Assigned Numbers Authority list of reserved IP addresses for private networks The address ranges for these numbers are listed below 10 0 0 0 to 10 255 255 255 172 16 0 0 to 172 31 255 255 192 168 0 0 to 192 168 255 255 These addresses are filtered by Internet Routers and do not have to be globally unique The document describing these numbers is RFC 1597 Address Allocation for Private Internets which is available though various Internet sites If you later require unique addresses because you are connecting to the Internet contact your Internet Service Provider Each EDAS unit and PC on a private network must be assigned proper address parameters Appendix C TCP IP Reference Information C 2 Configuring your PC s to use A Transmission Control Protocol Internet Protocol TCP IP stack must be installed and configured for LAN operation on any PC that wishes to communicate with an EDAS unit over a LAN Remote dial up access over the Internet is also possible if the LAN on which the EDAS resides has a gateway to the Internet Use the TCP IP stack and dialer provided or recommended by your Internet Service Provider Security may b
80. e displayed result is 160 6 Repeat steps 4 and 5 as needed to obtain the correct results within 0 5 counts When you finish calibrating the unit slide the unit s cover back on and refasten the Back Panel using the screws and hex nuts removed earlier D 2 EDAS 1002E Analog Output Circuit Calibration Procedure The analog output channels on the EDAS 1002E unit are calibrated at the factory If your application requires periodic calibration checks or if you suspect inaccuracies use the procedures below to recalibrate the unit This calibration is accomplished by manual adjustment of potentiometers PT6 PT7 PT8 and PT9 on the unit s printed circuit board This calibration procedure also requires some basic software for writing data to the board s Digital to Analog D A converters The SYSCHECK software supplied with the EDAS 1002E Starter Kit is sufficient for performing this task or you may want to write your own calibration program Equipment Needed 1 Precision Voltmeter accurate to 100 over a range of 10 V Termination panel such as a PCI 20429T for connecting signals and test instruments Small flat head insulated screwdriver for adjusting potentiometers 4 Small Phillips screwdriver and a small wrench or nut driver for opening the unit s case STATIC SENSITIVE DEVICE WARNING To avoid damage to your unit from static electricity always use proper static protective procedures such as use of a grou
81. eption of many modems there is not a commonly used serial device command set or protocol Typically a device responds to a predefined set of ASCII command strings and sends result data back in a particular format Special characters may be used to specify the beginning and ending of a command or data sequence The EDAS unit s software support packages the Net Link Software Libraries drivers and the EDAS Visual Designer Support Library allow you to send and receive any ASCII or binary data Normally all devices start up in receive or listen mode device generally does not activate the EDAS unit s executive program on start up see IMPORTANT NOTE above Configure this port early in your application and monitor for power down situations The maximum rate that serial data can be successfully sent and received is constrained by several factors which include Baud rate s supported by the device e Cable length and quality Noise environment Overall processing load placed on the EDAS unit which may include access from multiple clients and simultaneous digital I O or analog I O activities Baud rates supported by an EDAS unit and through support software are 300 600 1200 2400 4800 9600 14400 and 19200 bits per second Higher Baud rates 38400 57600 and 115200 bits per second may be used although serial I O errors tend are a possibility Other supported communication parameters include even odd or no parity 7 or 8 data
82. esistors The termination resistors should approximate the characteristic impedance of the cable used and at the same time not exceed the load capabilities of the interface The RS 485 standard specifies that a transmitter generator be able to drive 32 unit loads receivers plus two termination resistances of 120 Ohms each Typical cable impedances approximately 150 Ohms are close to this value A 150 Ohm termination resistor is provided on the EDAS unit In addition to the proper terminating resistors bias resistors are needed to ensure the desired idle state voltage is present across the signal lines when there 15 no data traffic When there are no signals present all transmitters generators on the RS 485 network are in a high impedance state and the receivers of all devices are ready for input A voltage divider comprised of the terminating resistors and bias resistors connected to ground and power is required to force the otherwise indeterminate voltage across the signal wires to a known state In almost all applications the voltage divider should force receiver inputs to an OFF state when the network is idle This allows the start bit an ON state transition of a new data transmission to be detected To force an OFF state the A terminal of the receiver must be negative with respect to the B terminal by a magnitude of 200 mV or greater that is 200 mV or less Note that an ON state in RS 485 occurs when the A terminal of the
83. f the power when connecting or disconnecting cables may damage the EDAS unit as well as the computer Ex pase Optional Setting Power up Defaults During the initial configuration process you may want to set up the power up default I O direction and level switches for digital I O Port 3 EDAS 1001E models or digital I O Port 1 EDAS 1002E 1031E models The factory default configuration of these ports is for input Instructions on setting default digital I O direction and output levels are given in Section 2 1 4 Be sure to use proper static sensitive device handling procedures use of grounded wrist strap avoid touching internal components etc when opening the unit Connecting the Serial Port For this operation there must be a free serial port on the computer running SYSCHECK SYSCHECK enables you to select any one of COMI 2 COMA for this process Verify the power to the EDAS unit and the computer is OFF Connect the desired serial port on the computer using the null modem cable included with the EDAS Starter Kit to the first 9 pin serial port on the EDAS unit On EDAS units with multiple RS 232 ports connect the cable to COMI on the EDAS See Figure 2 1 for serial port locations Applying Power Turn on power to the computer Plug the small 2 pin power adapter plug into the power input jack on the back of the EDAS unit see Figure 2 2 then plug the adapter pack into your AC power source Ver
84. ff then the EDAS unit probably does not have a good connection to the network Check the cabling Note High signal crosstalk on network cable segments may cause link problems even if the link LED indicates a connection Ifyou connect EDAS unit and the PC directly using the 10 cross over adapter you can readily determine if the cable PC Ethernet card or the EDAS unit is at fault Link lights at both ends should be lit Chapter 3 Checking The System Figure 3 11 Diagnostic LEDs for EDAS 1001E 1002E only Other possibilities If another device on the network is using the IP address you have programmed into the EDAS unit connection problems will occur If someone else is running SYSCHECK to test the same EDAS unit as you are and is running a test that conflicts with the input output configuration of the test you want to run access to the EDAS unit will be unsuccessful Up to 8 clients can talk to a single EDAS unit but the ports these clients read or write data to or from must be configured the same way A port cannot be an input and an output at the same time Provisions to lock out other users from attempting to alter the EDAS unit s configuration are provided through Visual Designer The unit may be damaged Excessive voltages applied to the I O connector are typically the most common reason for unit failure This can easily be prevented by usi
85. ftware to set the gain back to 100 and adjust PT1 so that the offset voltage you read from the Voltmeter is the same as that read in step 7 9 Repeat steps 7 and 8 to minimize the offset difference The offset difference Observed between the two gain settings should be within 0 5 mV If possible try to achieve 0 2 mV offset difference 10 Use your software to set the gain to 10 and check that the offset value is less than 4 mV from that read at a gain of 1 A D Bipolar Input Range Adjustment 1 Connect a precision voltage source set to 0 VDC out to analog input channel 0 assuming single ended operation Appendix D Analog Input and Output Calibration Procedures 2 3 4 5 6 7 Use your calibration software to select channel 0 single ended operation bipolar input range 10 V and a gain of 1 Use your calibration software to continuously display an average of 5000 or more readings from analog input channel 0 Note The result codes listed in the steps that follow assume that the software returns 16 bit 2 s complement numbers With the precision voltage source set to 0 V adjust PT5 so the displayed result is 0 With the precision voltage source set to 9 95117 V adjust 4 so the displayed result is 32608 Repeat steps 5 and 6 as needed to obtain the correct results within 0 5 counts Note These adjustment steps are very interactive and may require several iterations Set t
86. gnal status detect a change of state and to perform low speed event counting up to 250 Hz Outputs can be programmed for normal on off pulsed delayed and square wave modes square wave on Port 1 only Eight of the 16 I O channels can be configured for preset direction and output state levels for safe power up and reset situations One 16 bit counter channel multiplexed with one of the digital I O channel performs general purpose event counting and frequency measurement up to 250 kHz Battery backed up RAM for local data storage in case of reset or power down 1 7 Chapter 1 Introduction Wide Range of Termination Options Low Cost PCI 20429T 1 Multifunction Termination Panel e Flexible EDAS 1010T 1 DIN Rail Mount Analog I O Termination Panel Supports 5B Series Isolated Signal Conditioning Modules Panels can be cascaded for higher channel counts Inputs and outputs isolated and non isolated can be mixed on a single panel e Optional PCI 20430A Adapter allows connection to our complete line of general purpose and 3U sized termination panels 1 6 Chapter 1 Introduction 10BaseT Ethernet Serial RS 232 Port used for and setup RS 485 Port used Processor for O ee oe Digital I O 30 a 10BaseT Ethernet Serial RS 232 Port used for and setup RS 485 Port used Processor for 16 Analog Input 50 pin C
87. hannel 0 5 Adjust RGAO so the Voltmeter reads 9 995 V 0 2 mV 6 Repeat steps 2 through 5 as needed to obtain the correct results Note These adjustment steps may require several iterations 7 Use SYSCHECK or your calibration software to write a value of 2048 or 0 000 V to analog output channel 0 8 Verify that the Voltmeter reads 0 000V 2 mV Analog Output Channel 1 Calibration Procedure 1 Connect the Voltmeter to analog output channel 1 2 Use SYSCHECK or your calibration software to write a value of 0 or 10 000 V to analog output channel 1 3 Adjust so the Voltmeter reads 10 000 V 0 2 mV 4 Use SYSCHECK or your calibration software to write a value of 4095 or 9 995 V to analog output channel 1 5 Adjust so the Voltmeter reads 9 995 V 0 2 mV Appendix D Analog Input and Output Calibration Procedures 6 Repeat steps 2 through 5 as needed to obtain the correct results Note These adjustment steps may require several iterations 7 Use SYSCHECK or your calibration software to write a value of 2048 or 0 000 V to analog output channel 1 8 Verify that the Voltmeter reads 0 000V 2 mV When you finish calibrating the unit slide the unit s cover back on and refasten the Back Panel using the screws and hex nuts removed earlier D 16 Appendix D Analog Input and Output Calibration Procedures D 17 Index Index 1 10Base T connector A
88. hapter The previous example explained how to insert move and connect blocks the next example begins with a connected diagram and then explains the configuration parameters Figure 3 19 is already connected and given a PULSECTR DGM Visual Designer Diagram File Edit Diagram Blocks Tools Window Help L Js C DESIGNER PULSECTR DGM kis 1 41 3 nDigitallnputBit 1 Digital Meter 1 ciis nDigitalOutputBit 1 Figure 3 19 Diagram for Example 2 3 20 Chapter 3 Checking The System The nDigitalInputBit block is configured to count input pulses on bit 0 of Port 0 The Digital Meter block displays the count value The nDigitalOutputBit block is configured to output a square wave on bit 0 of Port 1 with bit 0 of Port 0 and 1 connected The nDigitalInputBit parameters dialog 15 shown in Figure 3 20 The IP address of the EDAS unit has already been specified through the dialog opened when you clicked the EDAS button as demonstrated in the previous example EDAS EDAS 1 001E 192 168 168 16 EDAS Port Parameters Port Bit Configuration Port 0 M C Not Used Normal Unlatched Perso C Rising Edge Latch CFalling Edge Latch Cancel C Software Down Counter uH C Software Up Counter Help ei E PD C Frequency Measurement Gate Time ms Counter Data 100 C 1000 Terminal Count fo
89. hat provides communication across interconnected networks including the public Internet TCP IP uses three basic pieces of information to successfully transmit and receive data between devices or hosts on networks The IP address Gateway address and Subnet Mask Every host on a TCP IP network is identified by a unique 32 bit IP address IP addresses are represented by dotted decimal notation Using this format each byte 8 bit segment of the 32 bit address is represented by a decimal number 0 255 and separated by a period A gateway address is the IP address of a router or gateway device on the network A gateway links one network to another and always has at least two network interfaces If a host on one network wants to communicate with a remote host on another network the gateway recognizes the IP address of the remote host is not on the local network and routes the data to the next network Depending on the number of interconnected networks data may be routed through several or many gateways until the destination host is reached An IP address is divided into two sections ne section defines a Network ID and another section defines a Host ID The purpose of a subnet mask is to define or separate the Network and Host ID portions of an IP address The Network ID distinguishes a group of computers and other devices on the same network The Host ID identifies a computer or other device within that network Before showing an example subne
90. he precision voltage source to 9 95117 V and check for a reading of 32608 Note If the value you read is more than 8 counts different from 32608 then the following Alternate Bipolar Calibration must be used Alternate Bipolar Input Range Adjustment 1 Steps 1 to 3 of this procedure are the same as above 4 With the precision voltage source set to 9 95117 V adjust PT5 so the displayed result is 32608 5 With the precision voltage source set to 9 95117 V adjust 4 so the displayed result is 32608 6 Repeat steps 4 and 5 as needed to obtain the correct results within 0 5 counts Note These adjustment steps are very interactive and may require several iterations A D Unipolar Input Range Adjustment 1 2 3 Connect a precision voltage source set to 0 VDC out to analog input channel 0 assuming single ended operation Use your calibration software to select channel 0 single ended operation unipolar input range 0 10 V and a gain of 1 Use or your calibration software to continuously display an average of 5000 or more readings from analog input channel 0 Note The result codes listed in the steps that follow assume that the software returns 16 bit numbers Appendix D Analog Input and Output Calibration Procedures 4 With the precision voltage source set to 9 975586 V adjust PT2 so the displayed result is 65376 5 With the precision voltage source set to 0 02441 V adjust PT3 so th
91. hich includes DDE client capabilities analog and digital I O functions of EDAS are supported Chapter 1 Introduction 1 4 2 Accessories The following list contains the most common accessories used by the EDAS 1000 Series More information on these items along with additional signal conditioning and termination options is available in Appendix B A more detailed listing of current accessories and new accessory products for the EDAS 1000 Series can be found on Intelligent Instrumentation s Website www instrument com Model Description LPP002 Power Supply 24 VAC 90 120 VAC input LPPOO03 Power Supply 24 VAC 230 VAC input 1 015 Serial Data Transfer Cable Null Modem EDAS 1004T 1 Low Cost Digital Termination Panel 32 Channels PCI 20429T 1 Multifunction Termination Panel EDAS 1010T 1 Analog I O DIN Rail Mount Termination Panel optionally uses isolated 5B series modules EDAS 1011T 1 Digital DIN Rail Mount Termination Panel optionally uses isolated 1100 series modules EDAS 1007A 1 10Base T Cable with connectors EDAS 1008A 1 RJ 45 Cross over Adapter EDAS 1005A 1 DIN Rail Mounting Kit 1 18 Chapter 2 Configuration and Installation Chapter 2 Configuration and Installation To set up the EDAS unit e Configure the unit s network addresses If needed install and configure TCP IP on your network PC s e Physically install the EDAS unit on your Ethernet network Verify the system is communi
92. his may cause your unit to become non functional Refer to Sections 2 1 1 and 2 1 2 for instructions on connecting a serial cable powering the EDAS unit and determining the network address parameters you will enter COM Port Parameters To communicate with the EDAS unit configure the COM port that you plan to use with the following parameters Baud Rate 9600 baud Data Bits 8 Parity None Stop Bits 1 Flow Control None Turn local echoing Off in the communications program Serial Set up Commands After the communication parameters are properly set begin typing in the commands First type the following commands lt ENTER gt Activates setup command mode e lt ENTER gt Nothing will happen e will not be displayed a lt ENTER gt a will be displayed q lt ENTER gt q will overwrite a and time usage information is returned Appendix C TCP IP Reference Information To set the IP address of the unit type NInnn nnn nnn nnn lt ENTER gt Where nnn are the decimal digits of the IP address There must be no spaces anywhere in the line Upper or lower case letters do not matter After the address is written into the unit s EEPROM it will be read back Verify that the value read back is correct before continuing To enter the Subnet Mask and Gateway Address substitute NS or NG for NI in the above command line After setting all needed address paramete
93. ify the power on indicator illuminates If you are not using the power adapter supplied with the kit note the power supply requirements shown in Figure 2 2 For complete power information refer to the EDAS Specifications sheet located in Appendix A Note The EDAS unit has no power switch the power on indicator LED on the back panel light when the unit is powered If you have not done so previously install the EDAS SYSCHECK software on your computer Refer to the SYSCHECK software installation instructions provided in Chapter 3 before proceeding with the configuration instructions in Section 2 1 3 2 3 Chapter 2 Configuration and Installation EDAS 1001E 1A 2A EDAS 1002E 1A 2A Back Panel Active on 2 units only 10BASE T RS 485 1 Ee EDAS 1031E 1A 2A Back Panel 10BASE T POWER POWER 95 232 au So Jo LJ Active on 2 units only ORX Omk HE Figure 2 1 EDAS 1001E 1A 2A 1002E 1A 2A EDAS 1031E 1A 2A Back Panels 2 4 Chapter 2 Configuration and Installation Back Panel Power On Indicator Power Input Jack Power Options LPP002 LPP003 User Supplied 90 120 VAC In 230 VAC In Power Source to 24 VAC Out to 24 VAC Out 15 28 VAC or 20 24 VDC 0 5 Amp Min with no external load thru I O terminations Approx 1 6 Amp with max load thru I O terminations Figure 2 2 Connecting Power to the EDAS Unit
94. in readings from a client computer Figure D 2 shows the locations of the potentiometers used to adjust the analog circuits on a EDAS 1031E Appendix D Analog Input and Output Calibration Procedures D 9 Appendix D Analog Input and Output Calibration Procedures pa o oo ba To e 8085 Bd on o dooou o000 je d 3 den orca 00090009999009 00000000 im 7 DGND 100 CE OTA 9 WO o 1000010100 o e 8 scar 5 1000000000 000001001010 9 i mooni o00000000000 E 1000000100 el 0000000000 0000000000 0000000000 o mwmw o 0 DON 0000000000 0000000000 unum 25 9 0080 c 1000080000 o 0040000008000080 1 5 8 0010000001000080 01000001 8 E QUT ses 7 9 oio Elomo E ROAO Mum rI 000 0 0010000001000010 om 0000 d om B ROA1 01010000 EX BEES B E E 1 c c ex MODE Bog u RGAO v EF Swe gwe 5 35 5 n m B B o H g E 5 0080000 RGBF a E 00900000 5 Sue Al TP1 m 2990000000000000
95. ing utility program supplied with most TCP IP packages Many versions of PING are DOS based For example the Figure 3 10 shows the information displayed on screen when PING not followed by any command line parameters is entered at the Windows 95 DOS prompt 4 MS DOS Prompt Bm E w s ee E efe Microsoft R Windows 95 CC Copyright Microsoft Corp 1981 1995 C WINDOWS gt ping Usage ping t a n count 1 size f li ud v TOS r count s count j host list k host list w timeout destination list Options t Ping the specifed host until interrupted a Resolve addresses to hostnames n count Humber of echo requests to send 1 size Send buffer size f Set Don t Fragment flag in packet 1 TTL Time To Live v TOS Type Of Service r count Record route for count hops s count Timestamp for count hops j host list Loose source route along host list k host list Strict source route along host list w timeout Timeout in milliseconds to wait for each reply Cz WINDOWS gt Figure 3 10 The PING Utility 3 9 Chapter 3 Checking The System If a space followed by an IP Address is typed in after PING at the command line the program attempts to contact the device specified by the IP address If the EDAS unit does not respond when pinged then manually ping your PC If the PC does not respond the Ethernet card or the TCP IP configuration has failed most likely the card
96. ing up a small private network manually enter the IP Address and Subnet Mask Click on the Gateway tab to enter a gateway address Enter the gateway address obtained from your network administrator If you are setting up a small private network without a gateway enter a gateway address with a valid Network ID portion but a non existent Host ID refer to IP Addresses Gateway Addresses and Subnet Masks in Section C 1 C 7 Appendix C TCP IP Reference Information Note Depending on your company s network configuration and services other entries in this dialog may be needed as well such as DNS and WINS configuration Check with your network expert s for these details Click OK when all entries are complete Restart your computer to make the changes effective C 2 2 Windows for Workgroups 3 11 and Windows 3 1 TCP IP Windows for Workgroups 1 Microsoft offers a free 32 bit based TCP IP package for Windows for Workgroups called TCP IP 32 The most current version of this package at the time this manual was written is TCP IP 32 V3 11b It can be obtained from the following electronic services Internet Microsoft s World Wide Web Site s Using your web browser go to http www msn com Select Searches Search for TCP32B EXE on the Microsoft Web Site Select How to Obtain TCP IP 32 3 11b for Windows for Workgroups in the search result topics and click on the download icon Or go to ftp ftp microsoft com softli
97. ion and Installation Port 3 EDAS 1001E models or Port 1 EDAS 1002E 1031E models become an output port if switch 9 is set to the On position or an input port if switch 9 is set to Off Switches 1 8 set the initial levels of the port s channels 0 7 if the port is set for output operation switch set to the On position sets the corresponding port s output channel to a high level TTL 5V on power up This feature reduces glitches on these lines during power up and port configuration 7 Setthe port s default configuration slide the unit s cover back on and refasten the Back Panel using the screws and hex nuts Any port can be re configured through software once the unit is powered up Ports other than Port 3 EDAS 1001E models or Port 1 EDAS 1002E 1031E models always power up as input ports If you plan to use any digital I O ports for output control in your application s note the following caution CAUTION For applications where these devices are being used to generate output signals for control or other sensitive purposes the status or level of outputs during power up may be of critical importance During this brief period while power supply voltages are making the transition from zero to their steady state values the integrated circuits and other devices powered by the supply voltages are subject to possible transients or indeterminate status In critical applications of this type the user is advised to take specia
98. ions on verifying proper network communication between the EDAS unit and your computer s using EDAS SYSCHECK in Chapter 3 Connect the EDAS to a 10 Mbs Twisted Pair media Ethernet using a 7 foot 2 1 meter twisted pair straight through cable provided with the Starter Kit If a longer cable is required only use a Category 5 high quality twisted pair straight through cable with RJ 45 type connectors Caution The maximum cable length that can be used for a point to point Ethernet connection is 100 meters 328 ft Note The maximum number of network connections on a single network is limited by the round trip signal time required by Ethernet The time a signal needs to traverse the network is determined by the number of repeater hubs used as well as wire quality and length Packet switch hubs can be used to isolate network segments and extend the network on line introductory text to these subjects Quick Reference Guides to 10 Mbs Ethernet by Charles Spurgeon can be found at the Internet site http wwwhost ots utexas edu ethernet ethernet home htm The following diagrams illustrate network configurations from the simplest to remote access via a Wide Area Network WAN or the Internet Serial Device s Twisted pair Ethernet cable RS 232 485 100 meter max PC EDAS w term panel Figure 2 9 Simplest Network Configuration A cross over cable adapter is supplied in the Starter Kit if you need to connect the E
99. ir 10 cable An 8 RJ 45 10Base T connector is located at the rear of the EDAS unit for connecting the device to the network 1 2 3 Serial Ports Each EDAS unit has a standard 9 pin male DSub RS 232 serial port EDAS 1001E 2A EDAS 1002E 2A and EDAS 1031E 2A units which are supplied in Starter Kits also have a RS 485 port EDAS 1001E 1A EDAS 1002E 1A and EDAS 1031E 1A units have a single RS 232 serial port Serial I O functionality allows remote interfacing with serial devices over the network The RS 485 interface standard allows connection of up to 32 devices on the same communication and additional devices with a repeater circuit On all EDAS units the RS 232 port provides the communication path used for initial network configuration of the unit Before using the unit for the first time or any time the network address parameters of the unit change the unit needs to be configured through the RS 232 serial port Network address parameters are stored in on board non volatile memory EEPROM Information on setting serial communication parameters and configuring the unit is provided in Chapter 2 of this manual 1 2 4 Data Acquisition Functions The digital data acquisition circuit consists of four 8 bit digital I O ports providing 32 digital I O channels and two 16 bit hardware based counters The counter inputs are multiplexed with two of the digital I O lines channels 0 and 16 can also refer to as bit 0 of Port 0
100. is also programmable Use the trigger to start pacing conversions on the analog input section If the analog trigger is used do not use analog output channel 1 for any other purpose Rate Generator An on board 32 bit rate generator for analog input pacing is provided This rate generator uses counters 0 and 1 on an 8254 counter chip The base clock for the rate generator is a 4 MHz crystal oscillator 250 ns resolution provides a frequency range of 0 000931 Hz 17 9 min to 1MHz The analog input rate generator output is also available on the 50 pin I O connector Auto Zero When the auto zero function is activated a zero volt 0 V reference switches into the analog circuit s inputs while the input channel multiplexer is disabled Use the value read to compensate for input offset errors Analog Output Both the EDAS 1002E and 1031E 1A 2A have 2 analog output channels Each channel has 12 bit resolution and a 10 V output range When the unit is powered on and the analog outputs are not enabled not programmed the output voltage is O V This provides a known non destructive voltage when the EDAS unit is powered up Chapter 1 Introduction Analog output channel 1 is also used to support the analog trigger function for hardware paced analog input conversions as described above Digital Digital I O signals are TTL compatible and are available on the unit s 50 pin I O connector The digital I O is configured as 2 port
101. ision voltage source set to 9 99847 V adjust RGUF so the displayed result is 65526 With the precision voltage source set to 1 526 mV adjust ROUF so the displayed result is 10 Repeat steps 4 and 5 as needed to obtain the correct results within 0 5 counts Note While calibrating if you run out of range with either ROUF or RGUF you may need to adjust ROUC or RGUC slightly then repeat 4 and 5 again ROUF and RGUF are fine adjustments where as ROUC and RGUC are course adjustments When you are finished calibrating the unit slide the unit s cover back on and refasten the Back Panel using the screws and hex nuts removed earlier Appendix D Analog Input and Output Calibration Procedures 0 4 EDAS 1031E Analog Output Circuit Calibration Procedure The analog output channels on your EDAS 1031E unit are calibrated at the factory If your application requires periodic calibration checks or if you suspect inaccuracies use the procedures below to recalibrate your unit This calibration is accomplished by manual adjustment of potentiometers 1 RGAO and RGAI on the unit s printed circuit board This calibration procedure also requires some basic software for writing data to the board s Digital to Analog D A converters The SYSCHECK software supplied with the your EDAS 1031E Starter Kit is sufficient for performing this task or you may want to write your own calibration program Equipment Needed 1 Precisi
102. ital O EDAS EDAS 1001E 0 5750 6 0000 LJ E E g Be 00000000000 00000000000 0000000000 gui Eg 0000000000 000000 0000000000 2 _ 0 7500 0000000 DOOOODO 0 3750 Board Thickness 0 065 Maximum Component Height above Board 1 00 Figure A 2 EDAS 1001E OEM Board Dimensions A 6 Appendix Specifications Multifunction EDAS EDAS 1002E 5 280 8 500 E z i ononon monan Elfep 5 5 d ae Unt 5200000 10909590 mj lo Board Thickness 0 065 Maximum Component Height above Board 1 00 Figure A 3 EDAS 1002E OEM Board Dimensions A 7 Appendix Specifications High Resolution Multifunction EDAS EDAS 1031E oa og Bg le o 0000 oo oooou oon o o o o o o 00000000 pito 00000000 os 0000 ey 0000 OTA 9 C o 0000800000 i ll 0000100000 E 00008000000 o 9 9 o R mmm 000000000000 0000100000 a 000100000 1000040000 0000000000 o D 10000 000
103. its these units are covered in their own users manual See Figure 3 9 3 7 Chapter 3 Checking The System Serial Input Output Test 20017181 Figure 3 9 EDAS SYSCHECK Serial I O Test of an EDAS 1002E 2A Unit The Input Data field displays data received by the unit To output data from an EDAS serial I O port Type the data in the Output Data field and click on the Send Now button To test a serial port Connect a serial cable such as the null modem cable that is supplied with the starter kit from a port on your PC to a port on the EDAS unit If you run a general purpose communications program such as Hyper Terminal 9600 N 8 1 in addition to the SYSCHECK serial I O test you can simulate serial device data 3 8 Chapter 3 Checking The System 3 2 Trouble Shooting Tips 3 2 1 Basic Trouble Shooting If you are unable to successfully communicate with the EDAS unit try to locate the problem using the following troubleshooting tips Communication If the unit stops communicating or does not communicate check the following Is the EDAS unit powered Is the 10Base T Ethernet cable connected Are the IP Address Subnet Mask and Gateway Address correctly set Is the PC connected to the network If the above items are not causing the problem and communication is still not working then PING the unit PING which stands for Packet INternet Groper is a common trouble shoot
104. l precautions such as external protective circuitry to assure safe conditions during power up 2 1 5 RS 232 and RS 485 The serial I O capabilities of EDAS units expand the range of data acquisition and control possibilities to include serial devices used in many industrial applications These devices typically use a simple ASCII command protocol and are hardware compatible with standard serial port interfaces such as the RS 232 and RS 485 ports available on EDAS units RS 232 only on EDAS 1 models RS 232 and RS 485 on EDAS 2A models The electrical distinctions between these standards are briefly discussed in the sections that follow Through applications software developed using the EDAS unit s software support packages serial ports on these EDAS units can be viewed as ports local to the client computer s This functionality provides a relatively effortless way to add industrial serial device network elements to an Ethernet Chapter 2 Configuration and Installation RS 232 Serial I O The RS 232 port s signals on an EDAS unit are buffered through a standard RS 232 line driver and made accessible through a DSUB 9 pin male connector on the back of the unit Signals supported through the unit s firmware are RX TX and GND A pin diagram of the port is provided in Appendix A of this manual In addition to general serial I O this serial port is used for sending setup commands to the unit for configuration
105. l stack 2 1 3 3 C 4 TCP IP software 2 1 Termination B 1 Termination panel 1 12 1 15 B 4 B 7 Termination panel diagram B 1 B 4 Transmission Control Protocol Internet Protocol 1 1 Trigger analog 1 14 Trouble shooting 3 9 TIL 2 11 Twisted pair cable 2 19 U Unit failure 3 12 Using SYSCHECK to configure the EDAS 2 6 V Visual Designer 1 16 Visual Designer Diagram 3 16 Visual Designer EDAS Support Library 1 16 3 15 Visual Designer Evaluation Version 1 16 3 15 W Web site 1 16 Windows software list C 8 Windows 95 TCP IP set up C 5 Index Index 21
106. le To EDAS 1002E 1031E PCI 20303T 1 Analog Termination Panel 16SE 8Diff Inputs 2 Outputs PCI 20303T 2 Thermocouple Termination Panel 7 Diff TC Inputs 1 CJC 2 Outputs PCI 20353T 1 5B Signal Conditioning Panel 8 Channels PCI 20354T 1 5B Expander Panel 8 Extra Channels PCI 20024T 2 Screw Terminal Connections Customizer Analog Termination Panel Screw Terminal Connections Up to 32 Channels oo 0000 000000 00 0000 PCI 5B01 1 Analog Signal Conditioning Termination Panel Screw Terminal Connections PCI 20450 ADAPTER DIGITAL TERMINATIONS PCI 20311A 1 Standard Density Ground Plane Digital Cable PCI 20013A 1 Standard Density Ground Plane Digital Cable 16 Channels for use with 5B Series Isolated Analog Signal Conditioning blocks 0000 PCI 20305T 1 Digital Customizer Termination Panel 16 Channels PCI 20324T 1 Opto Isolated Digital I O Panel 8 Channels for use with 1100 Series Digital Opto Isolator blocks PCI 20326T 1 Opto Isolated Digital I O Expander Panel 8 Extra Channels for use with 1100 Series Digital Opto Isolator blocks PCI 20355T 1 Relay Output Panel 16 Outputs PCI 20361T 1 Opto Isolated Digital Input Panel 16 Inputs PCI 20018T Screw Tenminsl Connectors Digital Optical Isolation I O Panel 8 Ch
107. lled on your hard disk follow the installation directions Installation requires approximately 15 Mbytes of disk space IMPORTANT If you have an earlier full version of Visual Designer avoid installing this version of Visual Designer in the same directory where the earlier version was installed Before creating applications install the Visual Designer EDAS Support Library refer to the EDAS Support Library Manual for installation instructions Chapter 3 Checking The System 3 3 2 Example EDAS 1001E Applications Using Visual Designer This section discusses two very simple applications for the EDAS 1001E you can create using Visual Designer Application Generator Software Please have your Visual Designer EDAS Support Library manual available for reference when going over these examples Reading a Digital Input Port This example explains how to build a simple application to read digital input data from two I O ports on an EDAS unit 1 Start the Visual Designer Diagram Note the items labeled in the screen capture of Diagram shown in Figure 3 12 Selection Wiring Tool Tool Blocks menu Run Button Visual 0 1 Diagram Blocks Tools Window Help ERE EE E ere Figure 3 12 Visual Designer Diagram 2 Click on the Blocks menu and select the EDAS submenu a list of EDAS block functions appears 3 Inthe EDAS submenu click nDigitalInput The block appears in the center of the untitled diagram wo
108. models only 1600 Vrms 2000 Vrms 7 12 V 8 V to 12 5 V 3 position terminal block 24 VAC 15 to 28 VAC allowed or 20 40 VDC 350 mA 650 mA Physical Size Operating Temperature Range Including connectors and connector mounting hardware refer to dimension drawing 9 0 D x 5 6 W x 1 5 H approx 22 28 cm x 14 22 cm x 3 81 cm 0 to 50 All specifications are subject to change without notice The on board power supply circuit supplies up to 1 5 VDC through the 50 pin connector A 4 Appendix Specifications A 4 EDAS 1001E 1002E 1031E Dimensions EDAS units are housed in standard metal enclosures Each enclosure is made of a rugged extruded aluminum base connected to chassis ground with a vinyl clad steel cover Interior tracks on side rails hold the circuit board securely The dimensions of each unit including front and back panels and connectors are shown in Figures 2 A 3 and A 4 5 6 14 22 cm EDAS 1001E Top View 7 0 17 78 EDAS 1001E Side View 1 5 3 81 cm 0 15 24 cm EDAS 1002E Top View 9 0 22 28 cm i 1 5 3 1 8 0 20 32 EDAS 1031E Top View EDAS 1002E Side View oe 9 0 22 28 cm 1 5 3 1 0 20 32 cm Figure EDAS 1001E 1002E 1031E Dimensions EDAS 1031E Side View 5 Appendix Specifications Dig
109. n Figure 3 12 in the Diagram program s tool bar At the prompt enter a filename for this diagram before the Run portion of Visual Designer begins executing the diagram After some initialization the Run window of this application appears Data from Ports 0 and 1 of the EDAS unit displays in the Digital Meter block as shown in Figure 3 18 fd Visual Designer Run OY x File Execute Options Help Value 255 Figure 3 18 Run Window for Example 1 Chapter 3 Checking The System When the application is paused or stopped you can size and position the displays Other parameters can also be set When the Run program is closed a dialog asks if you want to save any changes you have made to the look and operation of the application Applications can be customized in almost unlimited ways For more information on using Visual Designer see the online help provided with the system and the Getting Started manual provided on the disk The best way to learn about Visual Designer is to use it and explore the many features that it offers Generating a Square Wave and Reading a Counter Input This example demonstrates the bit oriented EDAS functions One port bit of an EDAS unit is used to generate a square wave signal and another port bit is used to count the square wave pulses that are generated This assumes the EDAS unit s terminations are connected in the loop back fashion described for the SYSCHECK procedures provided earlier in this c
110. n mode range Interface Power Voltage Range Current Requirements Physical Size Operating Temperature Range Used for serial only 1 minute 1 second EIA RS 485 standard Absolute maximum AC or DC 24 VAC No Load 24 VAC 1 A Load Including connectors and connector mounting hardware refer to dimension drawing Appendix A Specifications D Sub 9 pin Connector Male 1 port on 2A models only 1600 Vrms 2000 Vrms 7 V to 12 V 8 V to 12 5 V 3 position terminal block 24 VAC 15 to 28 VAC allowed or 20 40 VDC 350 mA 650 mA 9 0 D x 5 6 W x 1 5 H approx 22 28 cm x 14 22 cm x 3 81 cm 0 to 50 All specifications are subject to change without notice The on board power supply circuit supplies up to 1 A 5 VDC through the 50 pin I O connector EDAS 1031E Electrical Specifications All specifications are typical at 25 C unless otherwise noted PARAMETER CONDITIONS SPECIFICATION Analog Inputs Number of Channels Resolution Voltage Ranges Overvoltage Protection Gain Accuracy Offset Voltage Input Impedance Common Mode Range Rejection Noise Non linearity Single ended Differential Gain 1 Gain 10 Gain 100 Power on Power off Gain 1 Gain gt 1 Differential Common Mode Vem Vrange Vdiff Gain 2 60Hz 100 Q imbalance at Gain 1 10 100 RMS Gain 1 FSR 16 8 16 bits 1 part in 65 536 0 10 10 V 0 1
111. nded wrist strap when handling or adjusting this device Instructions for opening the unit s case are listed at the beginning of Section D 1 Turn on power to the EDAS 1002E and allow at least a 15 minute warm up before continuing The unit must be connected to the network to write data to the unit from a client computer Figure D 1 shows the locations of the potentiometers used to adjust the analog circuits Appendix D Analog Input and Output Calibration Procedures WARNING If you use an uninsulated screwdriver and accidentally touch other components you may damage your unit Analog Output Channel 0 Calibration Procedure 1 Connect the Voltmeter to analog output channel 0 2 Use SYSCHECK or your calibration software to write a value of 0 or 10 000 V to analog output channel 0 3 Adjust PT9 so the Voltmeter reads 10 000 V 0 2 mV 4 Use SYSCHECK or your calibration software to write a value of 4095 or 9 995 V to analog output channel 0 5 Adjust 8 so the Voltmeter reads 9 995 V 0 2 mV 6 Repeat steps 2 through 5 as needed to obtain the correct results Note These adjustment steps may require several iterations 7 Use SYSCHECK or your calibration software to write a value of 2048 or 0 000 V to analog output channel 0 8 Check that the Voltmeter reads 0 000V 2 mV Analog Output Channel 1 Calibration Procedure 1 Connect the Voltmeter to analog output channel 1
112. ng cable runs are being used connect devices as close as possible to the cable to minimize undesirable transmission line effects and unpredictable time delays Baud rates and other serial configuration parameters supported by an EDAS unit s RS 485 port are the same as those for the RS 232 port listed earlier If a shielded cable is used connect a 100 Ohm 1 2 W resistor from the shield ground to the EDAS unit s RS 485 ground Figure 2 8 This protects the interface circuit by limiting transient currents between the shield and signal wires The resistor can be mounted on an external terminal block The EDAS unit s RS 485 transmitter is short circuit current limited to prevent short circuit overloading or excessive drive from other transmitters that may be active The circuit also has transient protection diodes at the signal lines to protect the unit from high voltage spikes Isolation between the EDAS unit s RS 485 port and the rest of the unit is rated at 1600Vrms 1 minute and 2000Vrms 1 sec EDAS 1001E 2A EDAS 1002E 2A EDAS 1031E 2A N R2 R3 R4 R5 R6 R2 and R5 are no Chapter 2 Configuration and Installation RS 232 Ethernet 55656 t factory installed on EDAS 1001E 2A R1 and R5 are no R2 and R5 are no factory installed on EDAS 1002E 2A t factory installed on EDAS 1031E 2A
113. ng isolated termination panels and signal conditioning see Appendix B 3 12 Chapter 3 Checking The System 3 2 2 EDAS Power on Self Test Status Indicator At power on all EDAS units perform a built in power on test sequence that checks all major components of the system The success or failure of these tests is indicated by the unit s Status LED On EDAS 1001E and EDAS 1002E units the Status indicator LED is located near the center of circuit board On EDAS 1031E units the Status indicator LED is located at the back panel of the unit There are two categories of error reported fatal and nonfatal If fatal errors are encountered during the test assuming the EDAS unit is able to function the unit s Status LED turns on and remains on and the processor is halted When nonfatal errors are encountered a blink code is output to the LED The number of blinks corresponds to the error number of the first error encountered Note The blink code repeats three times after power up In general either type of error indicates the unit is damaged The error may indicate a power problem or a wiring problem Regardless of the type of error encountered try the following e Power down the unit for several seconds then re power the unit to check if the error still occurs Some built in tests may fail if the board was incompletely reset even for functioning parts Verify the unit is receiving proper power e Check wiring and cables for
114. nly and may not require correction This calibration procedure also requires software created through Visual Designer or from the Net Link drivers for reading and displaying the unit s Analog to Digital converter A D results in counts format and for setting gains Equipment Needed 1 Precision voltmeter accurate to 10 over range of 10 V Precision voltage calibrator accurate to 0 1 uV over a range of 1 V and accurate to 1 0 uV over a range of 10 V 3 Termination panel such as a PCI 20429T for connecting signals and test instruments 4 Small flat head insulated screwdriver for adjusting potentiometers 5 Small Phillips screwdriver and a small wrench or nut driver for opening the unit s case STATIC SENSITIVE DEVICE WARNING To avoid damage to your unit from static electricity always use proper static protective procedures such as use of a grounded wrist strap when handling or adjusting this device 1 Remove power from the unit With a small Philips screw driver remove the two small screws at the far left and right ends of the unit s Back Panel 2 Using a small wrench or nut driver unscrew the hex standoff nuts located to either side of the RS 232 Serial Port connector 3 Remove the Back Panel then slide the case cover toward the back of the unit 4 Turn on power to the EDAS 1031E and allow at least a 15 minute warm up before continuing The unit must be connected to the network to obta
115. nput radio button for the port The input data is displayed in Hexadecimal 0 FF To write output data to a port Select the Output radio button for the port enter an integer Decimal value 0 255 in the Output Data field then click on Write Output Data Figure 3 5 is an example test of an EDAS 1001E Digital I O unit which has four 8 bit digital I O ports Note If an EDAS 1002E or EDAS 1031E Multifunction unit is used for this test you would disable the controls for Ports 2 and 3 Chapter 3 Checking The System Digital IO Test Wie Wie Figure 3 5 EDAS SYSCHECK Digital I O Test of an EDAS 1001E Unit For the above test the I O lines of the digital ports are connected in loop back fashion This allows testing and verification of input and output modes for each port To connect the digital I O ports of an EDAS 1001E in loop back fashion 1 Wire port bits 0 to 7 of Port 0 to port bits 0 to 7 of Port 1 and wire port bits 0 to 7 of Port 2 to port bits 0 to 7 of Port 3 on an EDAS 1004T 1 Termination Panel 2 Plug the termination panel into the unit s I O connectors 3 5 Chapter 3 Checking The System As illustrated in Figure 3 6 take precautions to protect ports in the event two ports configured for output are connected together CAUTION To prevent damage to the unit s outputs in case both ports are inadvertantly configured for output use a 200 500 Ohm 1 4
116. ntation Inc Windows is a registered trademark of Microsoft in the U S and other countries Other products or brand names are trademarks or registered trademarks of their respective companies Declaration of Conformity lication of Council Directive s Standard s to which Conformity is Declared Manufacturers Name 73 23 EEC 89 336 EEC EN60950 EN55022 EN50082 1 Intelligent Instrumentation Inc Manufacturers Address 2425 East Medina Road Tucson Arizona 85706 USA 1 Type of Equipment LAN Ready Data Acquisition System Model s EDAS 1001E XX 1002 1031E XX Ethernet Data Acquisition Systems We the undersigned hereby declare that the equipment specified above conforms to the above Directive s and Standard s Place 2425 East Medina Road c Tucson Arizona USA f o Date 10 13 98 Richard A Daniel V P Product Management Place Esslinger Strasse 7 r 70771 Leinfelden Echterdingen f Date 10 13 98 Jochen Weiland Gesch ftsf hrer II GmbH EDAS 1000 Series Ethernet Data Acquisition Systems Use of Equipment Intelligent Instrumentation Inc assumes no responsibility for any direct indirect or consequential loss or damages resulting from misuse of the equipment or for improper or inadequate maintenance of the equipment or for any such damage or loss resulting from the use of other equipment attachments accessories and repairs at any time made to o
117. o each function available on an EDAS system Complete documentation covering the use of the support library with EDAS units is included in the user manual Virtual COM Port Driver for Windows NT Included with Starter Kits this driver enables your PC to recognize the COM ports of a remotely located EDAS as local COM ports Using this driver your Windows NT applications that currently communicate with locally connected serial devices can communicate with the same devices remotely connected to COM ports on an EDAS unit I O Drivers Intelligent Instrumentation offers drivers which provide support and a graphical user interface for the following popular SCADA software packages EDAS I O Driver for Intellution FIX Software This I O driver adds support and a graphical interface to Intellution FIX Version 6 0 or higher Windows 95 or NT for Intelligent Instrumentation s family of EDAS Ethernet data acquisition systems analog and digital I O functions of EDAS units are supported EDAS DDE Server for Wonderware InTouch Software This Dynamic Data Exchange DDE Server adds Ethernet data acquisition support to Wonderware s InTouch Version 5 6b or higher Windows 95 or NT allowing InTouch users to leverage the unique benefits of Intelligent Instrumentation s family of EDAS Ethernet data acquisition systems While optimized for use by Wonderware InTouch the DDE Server may be used to provide EDAS data to any Microsoft Windows program w
118. oftware Libraries for Windows SYSCHECK Diagnostic and Setup Software Visual Designer 4 0 Evaluation Software Located on the FactoryView CD ROM EDAS Virtual Instrument VI Support Library for National Instruments LabVIEW Virtual COM Port Driver for Windows NT 1 3 Chapter 1 Introduction FactoryView Multifunction EDAS Starter Kits FactoryView Multifunction EDAS Starter Kit North American Version HARDWARE EDAS 1002E 2A LPP002 LPA015 PCI 20429T 1 EDAS 1005A 1 EDAS 1007A 1 EDAS 1008A 1 SOFTWARE EDAS 1003S 1 EDAS 1003S 2 EDAS 1003S 3 EDAS 1006S 1 209035 2 EDAS 1026S 1 EDAS 1032S 1 EDAS 1002E SK1 90 120 VAC 60 Hz Power EDAS Multifunction Base Unit w RS 232 and RS 485 Power Supply 24 VAC 90 120 VAC 60 Hz input Serial Port Data Transfer Cable null modem Multifunction Termination Panel DIN Rail Mounting Kit 10Base T Cable w Connectors RJ 45 M F Cross over Adapter EDAS Support Library for Visual Designer Net Link Software Libraries for DOS UNIX Net Link Software Libraries for Windows SYSCHECK Diagnostic and Setup Software Visual Designer 4 0 Evaluation Software Located on the FactoryView CD ROM EDAS Virtual Instrument VI Support Library for National Instruments LabVIEW Virtual COM Port Driver for Windows NT FactoryView Multifunction EDAS Starter Kit International Version HARDWARE EDAS 1002E 2A LPA015 PCI 20429T
119. ogramming of a duplicate Ethernet Address could render your network inoperative Leave the Ethernet Address input field unchanged The default address settings except for the Ethernet Address see note above are purposely unusable 2 Configure a new EDAS unit with valid address settings IP Address Subnet Mask and Gateway Address suitable for use on your particular network A short description of each field is given below The format of the IP Address is XXX XXX XXX XXX and consists of four values each of which is between 0 and 255 separated by period characters Refer to Appendix C of this manual and or consult your network administrator for information on proper IP address values 3 The Subnet Mask value is set in a similar format to that used by the IP Address The most common Subnet Mask value is 255 255 255 0 which is also the SYSCHECK default If your network configuration requires a different value set it now The Gateway Address specifies the IP address of another device on your network the Gateway A Gateway provides a point where one network segment can be attached to another In this way devices on one segment of the network can communicate with devices on the other network segment through the gateway device which forwards packets of data from one segment of the network to the other as necessary Your Gateway may connect your local area network to the public Internet If this is the case specifying the address of
120. on Analog Outputs Number of Channels Resolution Voltage Range CONDITIONS Single ended Differential Gain 1 Gain 10 Gain 100 Power on Power off Gain 100 Gain 100 RTI Vem Vrange Vdiff Gain 2 60Hz 100 Q imbalance at Gain 1 at Gain gt 10 RMS FSR SPECIFICATION 16 8 12 bits 1 part in 4096 0 10V 10 V 0 1V 1V 0 0 1 V 0 1 V 35 V 20 V 0 05 0 08 3 mV 10 Q 50 pF 85 dB 90 dB 1 0 LSB 0 024 2 12 bits 1 part in 4096 10 V Digital Number of Ports Input Levels Input Current High Level Low Level Output Levels Source Sink 8 channels bits per port Port 0 Port 1 Port 0 Port 1 2 Programmable Input or Output TTL Compatible Schmitt Trigger 20 uA 200 pA 5 pA 5 pA TTL Compatible 15 mA 24 mA 15 mA 64 mA Counters General Purpose Number of Channels Max Input frequency High Speed Number of Channels Max Input frequency Timebase Generator Type Number Resolution Output Frequency Range TTL level input TTL level input Crystal based up to 16 250 Hz 1 input only 250 kHz Rate Generator 32 bit 1 250 ns 0 001 Hz to 1 MHz Network Interface Type Serial Ports RS 232 Voltages Used for unit configuration and 3 kQ load Ethernet 10Base T Twisted pair R J45 Connectors 1 port on all EDAS models 6 V TX and active A 2 Interface 485 Isolation Commo
121. on Voltmeter accurate to 100 over a range of 10 V Termination panel such as a PCI 20429T for connecting signals and test instruments 3 Small flat head insulated screwdriver for adjusting potentiometers 4 Small Phillips screwdriver and a small wrench or nut driver for opening the unit s case STATIC SENSITIVE DEVICE WARNING To avoid damage to your unit from static electricity always use proper static protective procedures such as use of a grounded wrist strap when handling or adjusting this device Instructions for opening the unit s case are listed at the beginning of Section D 1 Turn on power to the EDAS 1031E and allow at least a 15 minute warm up before continuing The unit must be connected to the network to write data to the unit from a client computer Figure D 2 shows the locations of the potentiometers used to adjust the analog circuits D 14 Appendix D Analog Input and Output Calibration Procedures WARNING If you use an uninsulated screwdriver and accidentally touch other components you may damage your unit Analog Output Channel 0 Calibration Procedure 1 Connect the Voltmeter to analog output channel 0 2 Use SYSCHECK or your calibration software to write a value of 0 or 10 000 V to analog output channel 0 3 Adjust so the Voltmeter reads 10 000 V 0 2 mV 4 Use SYSCHECK or your calibration software to write a value of 4095 or 9 995 V to analog output c
122. one minute for the fuse to reset itself A reset controller is provided to generate a reset to the system whenever the internal supply voltage falls below 4 4V The reset signal remains asserted for 200 msec typically after the internal supply voltage rises above the 4 4V threshold The power on reset ensures the system powers up predictably and to a known state After reset the system begins executing from ROM An integral rechargeable battery digital unit only ensures that counter data is not lost in case of power failure When fully charged the battery provides power for approximately seven days Chapter 1 Introduction 1 3 EDAS 1002E 1031E 1A 2A Functional Description The following sections provide brief descriptions of each major EDAS 1002E 1031E 1A 2A functional area EDAS 1002E units have 12 bit analog input resolution EDAS 1031E units have 16 bit analog input resolution Note The Processor Ethernet Interface and Serial Ports on the EDAS 1002E 1031E 1A 2A and EDAS 1001 E 1A 2A units perform the same basic tasks For a brief explanation of each of these functional areas refer to first three topics in Section 1 2 of this chapter 1 3 1 Data Acquisition Functions The data acquisition circuits consist of an analog input section an analog output section and a digital I O section The analog input section has 16 single ended or 8 differential analog input channels with programmable gains of 1 10 or 100 in
123. onnector Analog Output PESE Digital I O 15 Figure 1 1a EDAS 1001E 2A System Block Diagram Figure 1 16 EDAS 1002E 2A and EDAS 1031E 2A System Block Diagram 1 9 Chapter 1 Introduction 1 2 EDAS 1001E 1A 2A Functional Description The following sections provide brief descriptions of each major EDAS 1001E 1A 2A functional area 1 2 1 Processor Communications with an EDAS unit as well as programming and operation of the unit s internal functions are transparent to the application developer and user To use the unit no prior knowledge of the device s internal processor operation is required The following is an overview of the processor and its associated components An EDAS unit s local processor facilitates control over data acquisition hardware functions and serial I O under the direction of an on board ROM based operating and executive system Through driver and application software network client computers send commands and receive data from an EDAS unit remotely controlling data acquisition and other I O processes The system uses on board RAM for operating parameter and data storage and for network communications protocol handling TCP IP This RAM is not used for storing user written application software or for any other direct user purpose developer and user software functions development data acquisition control and processing reside on network client computers The processor s
124. pened on 5VDC out pin 10 blinks PIC1 test error performed on EDAS 1001E EDAS 1002E and EDAS 1031E models 11 blinks PIC2 test error performed on EDAS 1001E models only 10 blinks Serial Port 2 test error performed on EDAS 1025E 2 four port models only 11 blinks Serial Port 3 test error performed on EDAS 1025E 2 four port models only 12 blinks Analog input test error performed on EDAS 1002E and EDAS 1031E models only Indicates that the analog input section is out of calibration or possibly damaged 13 blinks Rate Generator and FIFO test error performed on EDAS 1002E and EDAS 1031E models only 14 blinks FIFO filling test error performed on EDAS 1002E and EDAS 1031E models only 15 blinks FIFO emptying test error performed on EDAS 1002E and EDAS 1031E models only These tests may fail if the board was incompletely reset even for functioning parts Try repeating the Power on Self Tests after powering the board down for several seconds 3 14 Chapter 3 Checking The System 3 3 Installing and Using Visual Designer 4 0 Evaluation Software Visual Designer 4 0 Evaluation Version software is provided on the Factory View Intreactive DataBook CD ROM It can be obtained from our web site www instrument com To run the software on the CD you need an Internet browser installed on the computer If an Internet browser is not installed install Microsoft Internet Explorer from the CD Installation instruction
125. port Library Included with Starter Kits this support package provides the block functions to acquire data output data and perform serial I O using the EDAS use Visual Designer or the Visual Designer Evaluation Version with an EDAS unit the Visual Designer EDAS Support Library EDAS 1003S 1 must be installed on your PC Chapter 1 Introduction Net Link Software Libraries for DOS UNIX Included with Starter Kits these libraries are used to develop applications for the EDAS running in a DOS or UNIX environment and C C compilers are supported Complete documentation covering the use of these drivers with EDAS units is included in the user manual Net Link Software Libraries for Windows Included with Starter Kits these software libraries are available for developing custom applications in the Windows environment Microsoft C C and Borland C C compilers are supported Visual Basic is also supported Complete documentation covering the use of these drivers with the EDAS product family is included in the user manual EDAS Virtual Instrument VI Support Library for National Instruments LabVIEW Included with Starter Kits the library provides all of the tools necessary for LabVIEW developers to create any application for Intelligent Instrumentation s family of EDAS Ethernet data acquisition systems Based on Intelligent Instrumentation s Net Link Libraries the VI library consists of low level VI s which correspond t
126. put voltage ranges of 10 V or 0 10 V and 12 bit resolution EDAS 1002E or 16 bit resolution EDAS 1031E The analog input section also has a 1 kword first in first out FIFO buffer for high speed burst capturing of data at up to 100 kHz An analog trigger initiates high speed conversions based on an external voltage transition on analog input channel 0 programmable crystal based rate generator pulse circuit regulates high speed conversions The analog output section consists of 2 voltage output channels with 10 V range and 12 bit resolution The digital I O section consists of a microcontroller providing 16 digital I O channels grouped into two 8 bit ports and a high speed counter input multiplexed with one of the digital I O lines Output power on states can be set for 8 of the digital lines through an internal DIP switch Analog Input The A D converter on the EDAS 1002E 1A 2A is a 12 bit converter with a throughput rate of 100 kHz The A D converter on the EDAS 1031E 1A 2 has 16 bit resolution and a throughput rate of 100 kHz Programmable input voltage ranges for both units and gains are 0 10 V 10 V and 1 10 or 100 This translates to full scale input ranges of 0 10 V 0 1 0 V 0 0 1 V 10 V 1 0 V and 30 1 V High Speed Analog Input Mode High speed mode uses a channel scanner The channel selection sets the last channel of the channel scanner or the channel to be scanned The channel scanner scans channels 0 through
127. r 2 instructs you on how to install and configure your EDAS unit s for use on your Ethernet IEEE 802 3 10Base T network Use of serial I O ports is also included Chapter 3 contains information on installing and using the systems assurance utility software SYSCHECK to verify proper setup installation and functioning of your EDAS unit s Troubleshooting tips are provided Installing and using the Visual Designer 4 0 Evaluation Software supplied with the kit is included Appendix Alists electrical and physical specifications of EDAS 1000 Series models excluding the EDA 1025E Serial to Ethernet Series Appendix B describes accessories and options available for EDAS units Appendix C contains reference information on Internet Protocol IP addressing and TCP IP configuration Appendix D provides calibration procedures for the analog I O hardware found on EDAS 1002 and EDAS 1031E models System Requirements Everything needed to hook up an EDAS unit to your Ethernet 10 Local Area Network LAN is supplied in a Factory View EDAS Starter Kit kit contents are listed in Chapter 1 Hardware and software items required to use an EDAS unit include the following e An Ethernet network with an available 10Base T hub or repeater connection If you directly connect EDAS unit to a PC with a 10 Ethernet interface card use the cable cross over adapter on one end of the twisted pair cable supplied with the S
128. r is the same as that read in step 7 9 Repeat steps 7 and 8 to minimize the offset difference The offset difference Observed between the two gain settings should be within 0 5 mV If possible try to achieve 0 2 mV offset difference 10 Use your software to set the gain to 10 and check that the offset value is less than 0 5 mV from that read at a gain of 1 A D Bipolar Input Range Adjustment 1 Connect a precision voltage source set to VDC out to analog input channel 0 assuming single ended operation Appendix D Analog Input and Output Calibration Procedures 2 3 4 5 6 7 Use your calibration software to select channel 0 single ended operation bipolar input range 10 V and a gain of 1 Use your calibration software to continuously display an average of 5000 or more readings from analog input channel 0 Note The result codes listed in the steps that follow assume that the software returns 16 bit 2 s complement numbers With the precision voltage source set to 0 V adjust ROBF so the displayed result is 0 With the precision voltage source set to 9 99695 V adjust RGBF so the displayed result is 32758 Repeat steps 5 and 6 as needed to obtain the correct results within 0 5 counts Note These adjustment steps are very interactive and may require several iterations While calibrating if you run out of range with either ROBF or RGBF you may need to adjust ROBC or RGBC sligh
129. r placed upon the equipment or any replacement thereof Furthermore Intelligent Instrumentation Inc makes no representations or warranties either expressed or implied in connection with the use of the equipment in the event it is improperly used repaired or maintained FCC Radio Frequency Interference Statement This equipment generates and uses radio frequency energy and may cause interference to radio or television reception Per FCC rules Part 15 Subpart J operation of this equipment is subject to the conditions that no harmful interference is caused and that interference must be accepted that may be caused by other incidental or restricted radiation devices industrial scientific or medical equipment or from any authorized radio user The operator of a computing device may be required to stop operating his device upon a finding that the device 15 causing harmful interference and it is in the public interest to stop operation until the interference problem has been corrected The user of this equipment is responsible for any interference to radio or television reception caused by the equipment It is the responsibility of the user to correct such interference EDAS 1000E Series Ethernet Data Acquisition Systems EDAS 1000 Series User Manual Revision History Version Date Revision 1 0 960515 Original Release 2 0 960720 Added Model EDAS 1002E 1 3 0 970311 Added Models EDAS 1001E 1A EDAS 1002E 1A EDAS 1001E 2A and
130. rk area as seen below 4 Click on the Selection Tool button shown in Figure 3 13 then drag the nDigitalInput block to the left center area of the diagram Chapter 3 Checking The System J Visual Designer Diagram File Edit Diagram Blocks Tools Window Help j Figure 3 13 Inserted nDigitalInput Block Click Blocks menu again and select the DISPLAY submenu 6 Select Digital Meter Move the Digital Meter block you inserted to the upper right of the screen area Insert another Digital Meter block and place it in the lower right screen area 8 Click on the Blocks menu again and select the CONVERT submenu 9 Select Unpack Your diagram should now look something like Figure 3 14 Untitled 1 Iof xi E Digital Meter 1 ES nDigitallnput 1 Unpack 1 Digital Meter 2 Figure 3 14 Partial Diagram for First Example Next you connect and configure the block functions then run the application Chapter 3 Checking The System 10 11 12 13 Click on Wiring Tool button shown in Figure 3 12 The cursor changes to cross hair Place the cursor on the nDigitalInput block click and hold the left mouse button down and draw a wire to the Unpack block Release the mouse button when the cursor is over the Unpack block a connection dialog box opens Click the OK button in the dialog box to complete the connection Draw a wire from the Unpack block to Digital Meter 1 then
131. rs unplug the EDAS unit and re apply power This causes the changes to take effect To check the settings again type in lt ENT ER e ENT a ENT q ENT1 ER ER ER Type in one or more of the following commands to read back the programmed values NRI EN NRG ENT NRS ENT ER or To read back the IP Address ER or To read back the Gateway Address ER To read back the Subnet Mask Appendix D Analog Input and Output Calibration Procedures Appendix D Analog Input and Output Calibration Procedures D 1 EDAS 1002E Analog Input Circuit Calibration Procedures The analog input section of the EDAS 1002E Multifunction unit is calibrated at the factory prior to shipping If your application requires periodic calibration checks or if you suspect inaccuracies use the procedures below to recalibrate the unit This calibration is accomplished by manual adjustment of potentiometers PT1 PT2 PT3 PT4 and 5 on the unit s printed circuit board This calibration procedure also requires software created through Visual Designer or from the Net Link drivers for reading and displaying the unit s Analog to Digital converter A D results in counts format and for setting gains Equipment Needed 1 Precision voltmeter accurate to 100 uV over range of 10 V Precision voltage calibrator accurate to 0 1 over a range of 1 V
132. s 1 6 Chapter 1 Introduction Counters Two 16 bit counter channels multiplexed with two of the digital channels perform general purpose event counting and frequency measurement up to 250 kHz Battery backed up RAM for local data storage in case of reset or power down Wide Range of Termination Options Low Cost EDAS 1004T 1 Digital Termination Panel Flexible EDAS 1011T 1 DIN Rail Mount Digital Termination Panel Supports 1100 Series Opto Isolator Modules Panels can be cascaded for higher channel counts Inputs and outputs isolated and non isolated can be mixed on a single panel Two 34 pin standard density I O connectors allow connection to our complete line of general purpose 3U sized and opto isolated termination panels EDAS 1002E 2A and EDAS 1031E 2A Features Figure 1 16 is a block diagram of the EDAS 1002E 2A and EDAS 1031E 2A Analog Input Output 16 Single ended or 8 Differential Analog Inputs 0 1 V 1 V 10V and 0 0 1 V 0 1 0 V 0 10V programmable input ranges EDAS 1002E 2A Analog Input resolution 12 bit 1 part in 4096 EDAS 1031E 2A Analog Input resolution 16 bit 1 part in 65 536 Up to 100 kHz input sample rate built in timebase generator Analog Trigger function to start analog to digital conversions 2 Analog Outputs at 12 bit resolution 10V output range Digital Input Output Counter 16 Programmable digital I O channels Inputs can be programmed to read digital si
133. s 0 and 1 of eight bits or channels each Digital I O direction is programmable separately for each port through software A 9 position DIP switch is provided inside of the unit to select Digital I O Port l s power up direction input output and to individually set power up output states for each bit Digital I O lines perform digital I O functions such as latching digital inputs driving digital outputs software counting at rates to 250 Hz and detecting change of state Counters One digital input line is also connected to a 16 bit hardware based counter for high speed counting up to 250 kHz The counter input is multiplexed with digital bit 0 of Port 0 This counter supports event counting and frequency measurement An event counter counts pulses occurring at its input For frequency measurement mode the pulses at bit 0 of Port O are captured over an internally generated gate time The frequency is calculated from the captured count and the gate time The gate time can be set to 1 sec or 100 msec through software Termination The analog and digital I O signal connector is compatible with the PCI 20429T 1 Termination Panel and the EDAS 1010T 1 DIN Rail Mount Analog I O Termination Panel with interface cable With the use of the PCI 20430A 1 Adapter Board and appropriate cables other existing Intelligent Instrumentation termination panels and products can be used 1 3 2 Power The EDAS unit is designed to run off of 24 V
134. s in MS Word 6 0 7 0 format for the Visual Designer 4 0 Evaluation Version are also found in the Getting Started manual also provided on the CD Visual Designer version 4 0 is a full 32 bit application specifically designed to run under Windows 95 98 and Windows NT To create EDAS applications after installing the Evaluation Version software install the Visual Designer EDAS Support Library also supplied with your EDAS Starter Kit Instructions for installing EDAS support are listed in the Support Library manual The Evaluation Version of Visual Designer is a limited version of the complete software package With this package you can build and run complete applications and test their functionality and a limited set of function blocks is provided Details are provided in the Getting Started Manual 3 3 1 Installing the Software Insert the Factory View CD in your CD ROM drive For Windows 95 98 and Windows NT PC s an autoplay menu appears when the CD ROM is installed in the computer On the opening menu click on the Interactive Data Book button then select the Visual Designer Evaluation Version link in the page that appears This brings you to the Designer page where the instructions for installing the software and accessing the Getting Started Manual are located For systems other than Windows 95 98 and Windows NT run your browser and open the file Where G represents the drive letter of your CD ROM If the software is insta
135. s convert TTL outputs from the data acquisition system to switch higher voltage and current load The DC output devices present an open collector NPN transistor to the load The AC output units contain Zero crossing circuitry and switch their loads with triacs All models provide 4000 V isolation input to output Various combinations of the available opto blocks can be intermixed on one termination panel However each contiguous group of eight channels must contain only input or output opto blocks This is because the digital channels on the Digital I O EDAS are programmable as inputs or outputs in byte size 8 bits units PCI 1100 Models Standard Slimline Description PCI 1101 1107 AC DC input 15 32V TTL out PCI 1102 1108 AC DC input 90 140V TTL out PCI 1103 1109 DC output 5 60V at 3A TTL in PCI 1104 1110 AC output 12 140V at 3A TTL in PCI 1105 1111 AC DC input 180 280V TTL out PCI 1106 1112 AC output 24 280V TTL in B 5 Appendix Accessories 4 EDAS 1002E and EDAS 1031E Termination and Signal Conditioning Options Figure B 5 shows the various EDAS 1002E and 1031E compatible termination panels currently available from Intelligent Instrumentation EDAS 1010T 1 Analog I O Termination Panels and EDAS 1011T 1 Digital I O Termination Panels are specifically designed for ease of use with EDAS Multifunction units The PCI 20430A 1 Adapter available separately and appropriate cables permit the EDAS
136. sisting of one or more PCs and one or more EDAS units the actual addresses are not critical but must conform to certain requirements Refer to the TCP IP addressing requirements provided in Appendix C or seek the help of an individual with Internet protocol knowledge Address set up information is written to the EDAS unit through the RS 232 serial port on units with multiple RS 232 ports COMI is used Once configured the address information remains stored in the unit s internal EEPROM If necessary the addresses can be reconfigured in the future The following sections show how to configure an EDAS unit using SYSCHECK 2 1 Chapter 2 Configuration and Installation Note Although not recommended it is possible to configure a unit by sending data to a unit s RS 232 port using a general purpose serial communications program If circumstances require the use of this method refer to the last section of Appendix C for the parameters and commands 2 1 1 EDAS SYSCHECK EDAS SYSCHECK enables you to configure an EDAS unit and test the I O functions provided by the unit EDAS SYSCHECK supports configuration of the basic set up parameters of any EDAS unit the IP Address the Subnet Mask and the Gateway address Each of these parameters must be set for a new EDAS before you can communicate with it over Ethernet Once configured with proper address parameters use EDAS SYSCHECK to establish a network connection with the unit and test its b
137. specification permits up to 32 RS 485 devices to be connected to the same signal wire pair before maximum load conditions are exceeded The cabling distance can extend to 4000 feet for a single network segment without repeaters The actual maximum attainable length depends on the cable quality loading effects from the devices the required transmission speeds and environmental factors An RS 485 repeater or repeaters can be added to increase the number of devices that can be connected to the network to increase the overall cable length or to boost and reshape signals A ground connection usually implemented through a ground shield incorporated in the cable is also required if a common ground reference is not available at each interconnection Some installations use a four wire cabling scheme which provides for the signal wires A B plus a common ground and power source for all devices Chapter 2 Configuration and Installation Cabling and connections in an RS 485 application must be balanced and properly terminated A cable is balanced when the load or impedance from each signal conductor to signal common is the same Balanced impedance lines help preserve the common mode noise rejection characteristics of the system The use of twisted pair signal wiring is recommended for noise immunity reasons To help maintain signal integrity and meet load specifications signal wires at both ends of the interconnecting cable must be terminated with r
138. st of an EDAS TOO VEU init cit ec eret ie d Sd 3 5 Figure 3 6 Wiring an EDAS 1004T 1 Termination Panel for Loop back 3 6 Figure 3 7 EDAS SYSCHECK Analog Input Test of EDAS TOO2E bJnib e eta ERR 3 6 Figure 3 8 EDAS SYSCHECK Analog Output Test of an EDAS 1002 dece ede de eene oe rre aeta 3 7 Figure 3 9 EDAS SYSCHECK Serial I O Test of an EDAS 1002E 2 A 2 rene exe 3 8 3 2 Trouble Shootirig TipS x 2 2 Avice Ae ep at oe Breast do ed eva ee age 3 9 3 2 1 Basic 1 eene 3 9 Figure 3 10 The PING 3 9 Figure 3 11 Diagnostic LEDs for EDAS 1001E 1002E only 3 12 3 2 2 EDAS Power on Self Test Status 3 13 Table 3 1 Status LED 3 14 3 3 Installing and Using Visual Designer 4 0 Evaluation Software 3 15 3 3 1 Installing the 3 15 3 3 2 Example EDAS 1001E Applications Using Visual Designer 3 16 Reading a Digital Input 3 16 Figure 3 12 Visual Designer 3 16 Table of Contents Figure 3 13 Inserted nDigitallnput 3 17 Figure 3
139. t TCP IP This section lists some TCP IP packages available for these operating environments Since these earlier versions of Windows did not integrate a TCP IP network protocol stack option successfully installing one of these add on TCP IP software packages is fairly difficult in comparison to using Windows 95 or NT If you are setting up a network for the first time or do not have limited experience with networking seeking qualified help will save you a great deal of time C 4 Appendix TCP IP Reference Information DISCLAIMER Intelligent Instrumentation is providing information on software products from other vendors only as a convenience to you This does not comprise an endorsement by Intelligent Instrumentation regarding the quality safety or suitability of any non Intelligent Instrumentation software product mentioned in this document C 2 1 Windows 95 TCP IP Set Up This section describes how to install the TCP IP protocol stack provided with Windows 95 and how to set the IP Subnet and Gateway parameters for the computer Installing TCP IP e From Control Panel double click on the Network icon then click on the Configuration tab in the dialog box that appears If your list of installed network components contains TCP IP click the Properties button and continue with the next topic in this section entitled Setting TCP IP Parameters If the list of installed network components does not contain TCP
140. t mask it helps to understand the various network classes that have been defined for public Internet use There are three IP network classes for accommodating internetworks of different sizes The network class A B or C is identified by the first byte of its IP address The table below shows the Network ID and Host ID fields defined for each network class The letters W X Y Z are used to represent the 4 bytes of the IP address Appendix C TCP IP Reference Information Network W Network Host Possible Possible Class Range ID Part ID Part of nets of hosts net A 1 126 W 2 126 16 777 214 128 191 W X 2 16 384 65 534 C 192 223 W X Y 2 2 097 151 254 Notes Address 127 in position W is reserved for testing and other purposes Addresses 0 or 255 in any position and address 224 and above in the Network ID are reserved for special protocols Any private TCP IP network that is not connected to the public Internet can use any Network ID and Host IDs For networks that connect to the public Internet Internet Service Providers obtain official Network IDs through the InterNIC Internet Network Information Center A host uses the Network ID and Host ID to determine which data packets it receives or ignores hosts connected to the same network must have the same Network ID and subnet mask Subnet masks are generally represented using the same dotted decimal notation described earlier however the bit values themselves define
141. ta transmission One for reception e Common ground line from which signals are referenced Depending on the device additional hand shaking signal lines may be needed to complete the hook up In many cases these signal lines are simply jumpered or shorted to certain other signal lines at each connector end or through a break out jumper box to achieve the required configuration Check the device s documentation for information on the required cable configuration Chapter 2 Configuration and Installation RS 232 is generally limited to point to point communications between two devices Some devices support daisy chained serial connections allowing multiple RS 232 devices to be connected in series to a single controlling or master port on the computer or EDAS unit RS 485 1s specifically designed for supporting a network of multidrop connections Interface adapters are available for converting RS 232 ports to RS 485 if needed such as Intelligent Instrumentation s 1 232 485 converter Cable length according to the RS 232 standard should be limited to 50 feet or less If you plan to use longer cables length limitations must be determined in the actual system Increasing line capacitance resulting in signal loss and distortion is usually the limiting cable length factor Specific Considerations The commands that you issue to a device and how you exchange data with it varies from manufacturer to manufacturer With the exc
142. tarter Kit A computer with a serial port to initially configure EDAS unit s network parameters A computer connected on the same Ethernet network as your EDAS unit This computer must have its own Transmission Control Protocol Internet Protocol TCP IP software stack installed and running to communicate with the EDAS unit Preface Preface Example TCP IP software for various Windows systems includes Windows 95 98 and Windows NT TCP IP is supplied with these systems Windows for Workgroups V3 11 TCP IP 32 V3 11b is available from Microsoft Windows 3 1 Trumpet Winsock 2 1 Shareware from Trumpet Software International Pty Ltd Software on your computer s to control the EDAS unit Software support is listed below Application Generator Software Intelligent Instrumentation s Visual Designer Application Generator Software with the Visual Designer EDAS Support Library Visual Designer 4 0 and version 4 0 of the EDAS Support Library which are designed to operate under Windows 95 98 or Windows NT support all current EDAS models Visual Designer 3 0 and version 3 0 of the EDAS Support Library will operate under Windows 3 1 3 11 and supports EDAS models EDAS 1001E and EDAS 1002E The Visual Designer EDAS Support Library 4 0 and an Evaluation Version of Visual Designer 4 0 are supplied on the FactoryView CD ROM shipped with all Factory View EDAS Starter Kits Note A setup and check out utility SY
143. tation EDAS 1011T 1 panels are specifically designed diagram is a description and list 20311 1 Standard Density Shielded Digital Cable To EDAS unit VO Connectors PCI 20013A 1 Standard Density Ground Plane Digital Cable EDAS 1004T 1 Digital Cable Digital C EDAS 1013A 1 2 Standard Density Unshielded Digital Cable for ease of use with EDAS digital I O units Following the of our digital I O signal conditioning isolation blocks PCI 20305T 1 Digital Customizer Termination Panel 16 Channels pu P Hd PCI 20324T 1 Opto Isolated Digital I O Panel 8 Channels for use with 1100 Series Digital Opto Isolator blocks PCI 20326T 1 Opto Isolated Digital Expander Panel 8 Extra Channels for use with 1100 Series Digital Opto Isolator blocks PCI 20355T 1 Relay Output Panel 16 Outputs g PCI 20361T 1 Opto Isolated Digital Input Panel 16 Inputs PCI 20018T Digital Optical Isolation I O Panel 8 Channels for use with 1100 Series Digital Opto Isolator blocks 0000000000000000 Screw Terminal Connections 000000000000 000000000000 Screw Terminal Connections 0000000 00000000 PCI 20048T Digital Optical Isolation I O Panel 16 Extra Channels for use with 1100 Series Digital Opto Isolator blocks A 1 PCI 20036A 1 20061 Standard Density Standard Density Unshielded or
144. the mask Each bit assigned a 1 value in the subnet mask defines the corresponding bit of the IP address as a Network ID bit Bits assigned a 0 value identify the Host ID portion of the IP address Default masks used for Class A B and C networks are as follows Net Class Dotted Decimal Binary Class A 255 0 0 0 11111111 00000000 00000000 00000000 Class B 255 255 0 0 11111111 11111111 00000000 00000000 Class C 255 255 255 0 11111111 11111111 11111111 00000000 A Class C example IP Address 192 123 123 12 Subnet mask 255 255 255 0 The resulting Network and Host IDs are Network ID 192 123 123 Host ID 12 For each network class the subnet mask must at least use the 1 bits assigned in the default masks listed above However any network class can be subdivided further by assigning 1 bits in the default 0 positions of the mask This means that more subnetworks are possible but at the expense of fewer hosts per subnetwork In many situations this type of subnet configuration is more appropriate than the default case C 2 Appendix TCP IP Reference Information Whatever the number of interconnected subnetworks its is important to remember that all hosts computers EDAS units and so forth on the same subnet must use the same subnet mask and Network ID to avoid routing problems Never attempt to set a host to an address already used by another device on the network Each device on an IP network must b
145. tly then repeat 4 and 5 again ROBF and RGBF are fine adjustments where as ROBC and RGBC are course adjustments Set the precision voltage source to 9 99695 V and check for a reading of 32758 Note If the value you read is more than 8 counts different from 32758 then the following Alternate Bipolar Calibration must be used Alternate Bipolar Input Range Adjustment 1 Steps 1 to 3 of this procedure are the same as above 4 With the precision voltage source set to 9 99695 V adjust ROBF so the displayed result is 32758 5 With the precision voltage source set to 9 99695 V adjust RGBF so the displayed result is 32758 6 Repeat steps 4 and 5 as needed to obtain the correct results within 0 5 counts Note These adjustment steps are very interactive and may require several iterations A D Unipolar Input Range Adjustment 1 2 Connect a precision voltage source set to 0 VDC out to analog input channel 0 assuming single ended operation Use your calibration software to select channel 0 single ended operation unipolar input range 0 10 V and a gain of 1 3 4 5 6 Appendix D Analog Input and Output Calibration Procedures Use or your calibration software to continuously display an average of 5000 or more readings from analog input channel 0 Note The result codes listed in the steps that follow assume that the software returns 16 bit 2 s compliment numbers With the prec
146. twork address parameters and quickly verify if the hardware is functioning properly This program also performs basic data acquisition tasks SYSCHECK for EDAS is available for download free from our web site www instrument com or BBS 520 294 7045 N81 Development Visual Designer Application Generator Available separately Visual Designer is a powerful easy to use application generator that supports all of our data acquisition hardware evaluation version of this software is provided with all Starter Kits Designer allows you to develop custom Windows n applications for collecting remote data using a graphical block diagram development environment You can combine built in professional screen displays and user interface elements with powerful data acquisition and processing blocks to create custom applications in a fraction of the time it takes using a programming language Other applications can communicate with other Windows programs and databases using built in Dynamic Data Exchange DDE and NetDDE capabilities Visual Designer 4 0 Evaluation Version Included with Starter Kits the Evaluation Version contains a limited set of the function blocks provided with the full Visual Designer product The software is located on the Factory View CD ROM contained with the starter kit This software is also available free by fax request or can be downloaded from our Internet web site Www instrument com Visual Designer EDAS Sup
147. ubsystem includes an interrupt controller timer counters two serial ports and a power supervisory circuit Interrupt signals are generated by the unit s Ethernet interface controller digital I O ports and the RS 232 and RS 485 EDAS 1001E 2Aand EDAS 1002E 2A only serial ports For example these interrupt signals tell the processor that incoming network or serial port data is available or that a state level change has occurred on a digital input line The timer counters operate off of an internal 4 MHz Crystal oscillator These circuits generate timing signals used for frequency measurement and pulse delay I O functions See the Data Acquisition Functions section for more information The processor provides the unit s RS 232 serial port interface through which the unit s network address parameters are configured See the Serial Ports section for more information Supervisory functions generate a reset signal to the unit during power up and monitor the external 5V termination power output line for an overload condition See the Power section for more information 1 10 Chapter 1 Introduction 1 2 2 Ethernet Interface Each EDAS unit has a built in Ethernet controller with a twisted pair interface The Ethernet interface includes transmit and receive filters and diagnostic LED indicators located inside the unit s case It performs collision detection re transmission automatic polarity detection and correction on the twisted pa
148. upplied with you Multifunction EDAS Starter Kit The panel plugs directly into the 50 pin I O connector of the EDAS 1002E or EDAS 1031E and screw terminals are provided on the panel to interface all analog and digital I O lines with external signals or devices Example Analog Output Test This test enables you to write data to each 12 bit analog output channel an on EDAS 1002E or EDAS 1031E Multifunction unit Range and Channel value controls are provided as shown in Figure 3 8 To write output data to the analog output channels Enter voltage values within the selected range i e 10 in the Channel entry boxes then click Write Output Data Unit EDAS 1002E Multifunction EDAS Unit at 123 123 123 123 Range Channel 0 V Write Output Data Channel D 00 Vv Figure 3 8 EDAS SYSCHECK Analog Output Test of an EDAS 1002E Unit To verify that analog output channels are generating the correct values Connect each analog output line to an analog input channel on the same EDAS Multifunction unit To monitor the output voltages Run the EDAS SYSCHECK analog input test at same time as the analog output test Connections can easily be made using the PCI 20429T 1 Termination Panel supplied with your EDAS Multifunction Starter Kit Serial Input Output Test This test enables you to send and receive ASCII character data via any or all serial I O port s on an EDAS unit Up to four ports are supported to accommodate EDAS 1025E 2 un
149. ut out out 3 10 Chapter 3 Checking The System Example 3 Unsuccessful Communication through a Gateway The unit does not exist on the other network the wrong address or addresses are programmed especially the Gateway address or any of the other reasons stated previously C WINDOWS gt ping 192 168 168 2 Pinging 192 168 168 2 with 32 bytes of data Reply from 172 16 73 65 Destination host unreachabl Reply from 172 16 73 65 Destination host unreachabl Reply from 172 16 73 65 Destination host unreachabl Reply from 172 16 73 65 Destination host unreachabl 0000 CN WINDOWS Bad Communications Link A bad communications link can be checked using the diagnostic LEDs located inside the EDAS unit or on the back panel EDAS 1031E units only and on the Ethernet card and or Ethernet hubs Refer to Section 2 1 3 in Chapter 2 for instructions on removing the EDAS unit s cover Ethernet devices monitor the data path for activity to check that the link is working correctly When the network is idle a link test signal is also sent to verify a link 1 still good e Ifthe link LED on an Ethernet card or on EDAS is lit then the cabling is probably wired correctly The link LED labeled LNK for example on the EDAS 1001E s circuit card is shown in Figure 3 11 Receive RX and transmit TX activity LEDs are also provided Ifthe RX LED is not lit then a connection problem may exist If the LNK LED is o
150. y analog input data from multiple analog inputs on an EDAS multifunction unit This section begins with a connected diagram and explains the configuration parameters The diagram already connected and given a name AIN1 DGM is shown in Figure 3 23 C LATESTSAIN1 DGM oix Digital Meter 1 Digital Meter 5 1 41 Digital Meter 2 Digital Meter 6 nAnaloglnput Unpack 1 41 Digital Meter3 Digital Meter 1 41 1 41 Digital Meter4 lt Digital Meter 8 Figure 3 23 Diagram for Example 3 This example uses an nAnalogInput block to sample data from 8 analog inputs configured for differential operation on an EDAS 1002E The multichannel output of this block is demultiplexed by the Unpack block into 8 separate data outputs corresponding to analog input channels 0 7 of the EDAS unit Each data line is fed to an individual Digital Meter for display Chapter 3 Checking The System The main parameters dialog box for the nAnalogInput block is shown in Figure 3 24 The IP address of the EDAS unit has been specified through the dialog opened when the EDAS button is clicked Parameters IP Address Channel Zero Gain Range EDAS 1002E 123 123 123 123 EDAS 1002E 123 123 123 123 EDAS 1002E 123 123 123 123 123 123 123 123 123 123 123 123 123 123 123 123 123 123 123 123 23 Figure 3 24 nAnalogInput Parameters The Configuration radio buttons

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