EASYLOG FOR WINDOWS SOFTWARE Manual
Contents
1. Dec 11 If you are manipulating an EasyLog Data File directly then True Month EasyLog Month 1 26 of total time graph Accumulated hours graph Activity symbol Address module Advanced button Alarm beep Alarm levels Alarm levels default Alarm levels graph Alarm output pins Append info Autocue Battery Baud rate E ge Calibration Clear log Clock Time graph Colours graph COM port Communication errors Communications Communications failure message Configuration settings module Connection Count totalizer graph D Daisychaining modules Data storage module Date Computer internal Date format Default calibration Default settings Default settings module Display symbols Downloading data Duration log 23 23 14 15 8 8 7 8 10 17 10 16 17 16 21 16 20 12 5 11 T1 21 Filter Mean of last 5 21 Font graph Full module 11 Further info box a oo Graph axes Graph title 19 Graphing Histogram mode Graphing Normal mode Graphing One shot mode Graphing Rolling mode H High alarm Histogram Histogram style graph sz Line type graph Low alarm Low battery graph M Mark points Max graph Measurement Input current 10 Measurement Input frequency 10 Measurement Input humidity 10 5 9 10 Measurement Input pH 10 Measurement Input rate count 10 M2. Direct all warranty and repair requests inquiries to the OMEGA Customer Service Department BEFORE RETURNING ANY PRODUCT S TO OMEGA PURCHASER MUST OBTAIN AN AUTHORIZED RETURN AR NUMBER FROM OMEGA S CUSTOMER SERVICE DEPARTMENT IN ORDER TO AVOID PROCESSING DELAYS The assigned AR number should then be marked on the outside of the return package and on any correspondence The purchaser is responsible for shipping charges freight insurance and proper packaging to prevent breakage in transit FOR WARRANTY RETURNS please have FOR NON WARRANTY REPAIRS consult the following information available BEFORE OMEGA for current repair charges Have the contacting OMEGA following information available BEFORE 1 P O number under which the product was contacting OMEGA PURCHASED 1 P O number to cover the COST 2 Model and serial number of the product of the repair under warranty and 2 Model and serial number of the product and 3 Repair instructions and or specific 3 Repair instructions and or specific problems problems relative to the product relative to the product OMEGA s policy is to make running changes not model changes whenever an improvement is possible This affords our customers the latest in technology and engineering OMEGA is a registered trademark of OMEGA ENGINEERING INC Copyright 1996 OMEGA ENGINEERING INC All rights reserved This document may not be copied photocopied reproduced translated or reduced to any e
3. EasyLog Sensor Calibration For basic operation choose default settings For maximum accuracy follow these steps 1 Expose the sensor to a known condition enter the expected reading and Set Level 1 2 Expose the sensor to a second known condition and set Level 2 similarly TT settevet2 Figure 6 Calibration 1 Default calibration Default calibration uses factory calibration settings and can be used for the ranges Voltage 0 to 2V and 0 to 20V Current 0 to 2A and 0 to 20A and Frequency Note Humidity RH and pH can only be calibrated in User calibration Rate count cannot be calibrated by the user 13 2 User calibration 1 Apply a known input to the EasyLog module If you are using a sensor then subject the sensor Temperature Humidity pH to a known condition If you are measuring Voltage or Current then apply a known voltage or current If you are measuring Frequency then apply a known frequency 11 Enter the value you would like to display on the EasyLog module for the input you have applied 11 Click on Set level 1 iv Apply a second known input to the EasyLog module v Enter the value you would like to display on the EasyLog module for the input you have applied vi Click on Set level 2 vii Click on Done to download the calibration settings to the EasyLog module IV Start logging Once an EasyLog module has been configured and calibrated it can start l
4. ors Guide TE OMEGA An OMEGA Technologies Company http www omega com e mail info omega com OM EL WIN EASYLOG FOR WINDOWS SOFTWARE omega com CE OMEGA OMEGAnet On Line Service Internet e mail http www omega com info omega com USA ISO 9001 Certified Canada Servicing North America One Omega Drive Box 4047 Stamford CT 06907 0047 Tel 203 359 1660 FAX 203 359 7700 e mail info omega com 976 Bergar Laval Quebec H7L 5A1 Tel 514 856 6928 FAX 514 856 6886 e mail canada omega com For immediate technical or application assistance USA and Canada Mexico and Latin America Benelux Czech Republic France Germany Austria United Kingdom ISO 9002 Certified Sales Service 1 800 826 6342 1 800 TC OMEGA Customer Service 1 800 622 2378 1 800 622 BEST Engineering Service 1 800 872 9436 1 800 USA WHEN TELEX 996404 EASYLINK 62968934 CABLE OMEGA Tel 95 800 TC OMEGA FAX 95 203 359 7807 En Espa ol 203 359 1660 ext 2203 e mail espanol omega com Servicing Europe Postbus 8034 1180 LA Amstelveen The Netherlands Tel 31 20 6418405 FAX 31 20 6434643 Toll Free in Benelux 06 0993344 e mail nl omega com Ostravska 767 733 01 Karvina Tel 42 69 6311899 FAX 42 69 6311114 e mail czech omega com 9 rue Denis Papin 78190 Trappes Tel 33 130 621 400 FAX 33 130 699 120 Toll Free in France 0800 4 06342 e m
5. Start options O Push to start Logger name EasyLog Presenttime 14 11 54 Alarms None O Set Alarms levels High tw Figure 7 Start Logging 2 Immediate start By far the easiest method to start logging is achieved by clicking on Start log and then on Start The EasyLog module will then start logging immediately When an EasyLog module has been configured to log in Histogram mode the action of clicking on Start log and then on Start will not cause the module to start immediately Instead there is a 20 second delay during which the module is being set up for Histogram mode 15 3 Push to start Some applications require that an EasyLog module is primed and ready to start at the push of a button without the need for a computer This may be the case for example if you want to configure the EasyLog module in the office or laboratory but only want to start logging when you are at the location where you want to accumulate data maybe a shop floor or a storage area To select Push to start mode click on Start log and Options then tick the Push to start box and click on OK and Start Once the EasyLog module has started logging the push button takes on its secondary function It effectively becomes a Push to read button When in Push to read mode every push of the button updates the reading on the display but does not log that reading nor does it indicate the exceeding of an alarm level Push to read is especially
6. e Storage modes Normal Rolling Histogram One shot f Clear Log g Reset h Mimic Multi mimic III Calibrating the EasyLog module 1 Default calibration 2 User calibration IV Start logging 1 Show active 2 Immediate start 3 Push to start 4 Delayed start 5 Set alarm levels 13 14 14 15 15 16 16 16 V Stop logging VI Downloading data from EasyLog module to computer Vil Analyzing the downloaded data 1 Graphing with OM EL WIN a Viewing graphs b Overlaying multiple graphs 2 Customizing graphs a Fonts b Adding detail to the graph Append info Mark points Alarm levels Show warnings Zoom in amp out Graph axes c Filtering data d Histograms VIII Exporting data 1 EasyLog datafile formats 2 Exporting data Appendix A File Header Description Index 24 24 24 26 2l Software License Agreement This legal document is an agreement between you the end user and OMEGA ENGINEERING INC By opening the sealed software package you are agreeing to become bound by the terms of this agreement which includes the software license and software disclaimer of warranty collectively the Agreement This agreement constitutes the complete licensing and warranty agreement between you and OMEGA If you do not agree to the terms of this agreement do not open the package promptly return the unopened package and the other items including written materials and binder
7. Normal mode Rolling mode and One shot mode to be converted into a histogram You will require a spreadsheet to do this Data accumulated in Histogram mode does not contain any time or date information it can therefore not be converted either in OM EL WIN or in another software application into a Normal mode or Rolling mode graph 18 a Viewing graphs To view an EasyLog datafile click on the Graph data button and select the datafile that you wish to graph If you gave the datafile an appropriate name during the download procedure then your file should be easy to identify Once you have clicked on OK your datafile will be graphed Click the maximize button in the top right hand corner to view the graph full screen You will notice instantly that the following information is automatically included on your graph 1 for data recorded in Normal mode and Rolling mode The EasyLog module s serial number is displayed in the top right hand corner The graph title up to 30 characters long is displayed above the graph Any Alarm levels are displayed as horizontal red lines The Y axis is automatically scaled to display the two largest recorded values The X axis displays time and date Any fault conditions are displayed as black vertical lines 11 for data recorded in Histogram mode The EasyLog module s serial number is displayed in the top right hand corner The graph title up to 30 characters long i
8. Water Monitors Industrial Water amp Wastewater Treatment pH Conductivity amp Dissolved Oxygen Instruments WAAR WN NNN X Yyy yA M 3137
9. different ways depending on the Storage mode selected Normal mode This is the conventional method for recording data over a period of time In Normal mode readings are taken at a regular time interval as selected in Sample rate These readings are related to time and date and are stored in the EasyLog module s non volatile memory as a sequence of values Logging stops and the module shuts down once its memory is full of readings The module will then display either or FULL on its LCD Data accumulated in Normal mode can be graphed in OM EL WIN Rolling mode Rolling mode is similar to Normal mode in that data is recorded over a period of time The readings are taken at a regular time interval as selected in Sample rate These readings are related to time and date and are stored in the EasyLog module s non volatile memory as a sequence of values The main difference is that in Rolling mode logging does not stop once the memory is full Instead the oldest recorded data is overwritten with new readings The EasyLog module continues to log data until the user tells it to stop in OM EL WIN or until the voltage of the module s on board battery has reached a very low level Data accumulated in Rolling mode can be graphed in OM EL WIN Histogram mode In Histogram mode as in Normal mode and Rolling mode readings are taken at a regular time interval as selected in Sample rate In Histogram mode the values of individual re
10. free on most computers this is the default setting in the OM EL WIN software PT Ensylog ay Fasylng Windows Manager wI 00 EssyLogs connected Search Sheps bo logging Halip Sahap Calibrate Starting Connection urthesr i Stop tog Multi mirnac Information Further into nn sz 5 j ion a ave data Options amples Grnph data Santor opk dom uit Figure 3 The main OM EL WIN Screen If you are using a different COM port on your computer then change the COM port setting in OM EL WIN by clicking on the desired COM port and clicking OK The computer will now scan the selected COM port for attached EasyLog modules Any modules found on that port will be listed in the Loggers connected box For additional information on a module click on its entry in the Loggers connected box and click on Further info If a search fails you will receive the general communications failure message If you get this message then check your EasyLog system and click on Search to try again Baud rate The Baud rate specifies the speed at which communication occurs between the computer running OM EL WIN and the attached EasyLog module s In an EasyLog system individual Baud rate settings are specified for the computer running OM EL WIN and the EasyLog module The factory default setting is 9600 Baud for both the OM EL WIN software and the EasyLog module In an EasyLog system Baud rate settings are governed by th
11. name to the module This name can be up to 14 characters long and may consist of most characters using upper and lower case e g Water Pressure Room Humidity Pump 1 etc The chosen name is entered in the Logger name box in Setup Unlike the serial number the Logger name is not fixed and can be changed when required as long as the module is not logging and has been Reset or Cleared b Sensor type The Sensor type box allows you to configure the EasyLog module to accept a voltage signal Voltage Current Frequency Rate count or the output from a sensor Temperature Humidity pH When your choice of Sensor type is downloaded from computer to EasyLog module the module will configure its input circuitry accordingly Selecting the wrong Sensor type may result in one of the following The EasyLog module does not display and record expected readings The EasyLog module is constantly showing overrange 1 on display The inputs to the EasyLog module may be permanently damaged Select the correct Sensor type in OM EL WIN before applying a signal or connecting a sensor to the EasyLog module Choosing a particular Sensor type will cause the OM EL WIN software to select an appropriate Unit in Display symbols Click on Advanced to see a choice of display symbols or to override the automatic choice Not all display symbols are available on all EasyLog module types c Display symbols Unit Scaler The Display
12. symbols box is displayed by clicking on Advanced in the main OM EL WIN window It is divided into two sections Units and Scaler Before choosing your combination of Unit and Scaler you must check that the required symbols are indeed available on the type of EasyLog module being used The choice of display symbol is automatically updated when you choose a particular Sensor type Click on Advanced to see the choice of display symbols or to override the automatic choice d Sample rate The sample rate is the time interval between two successive logging procedures where a logging procedure consists of the following steps Measuring the module s input Displaying the corresponding value Storing that value in the module s non volatile memory Activating alarm levels if these have been set The Sample rate can be selected from a set of ten pre defined values Below the set of sample rates the duration of a complete logging exercise is displayed The duration of a logging exercise depends on the Storage mode selected as follows 10 Normal Duration of logging exercise until module memory is full Rolling As Normal mode Module will then overwrite oldest data Histogram Duration of logging exercise cannot be predicted One shot Duration of logging exercise cannot be predicted e Storage modes Normal Rolling Histogram One shot Data can be stored inside an EasyLog module s non volatile memory in one of four
13. useful with long sample rates where you may want to update the display without affecting the logging cycle 4 Delayed start Delayed start is ideal for those applications that require an EasyLog module to be primed and ready to start at a pre defined time and date in the future without the need for a computer As there is no group start command in OM EL WIN Delayed start will ensure that multiple EasyLog modules start logging at the same time To select Delayed start mode click on Start log and Options then tick the Delayed start box This will cause the Time and Date boxes to show the current time and date as defined by your computer s clock If the time and or date are incorrect then you must correct these before proceeding See intro of Chapter V Start logging 5 Set alarm levels EasyLog modules can be programmed to give a visual indication when the reading exceeds one of two pre programmed alarm levels In addition the status of these alarm levels has been made available on EasyLog modules via 2 output pins one for each alarm level These pins can be connected to external electronic circuitry to turn the EasyLog module into a comprehensive measurement logging and control system For further information on the pin out consult the EasyLog module s datasheet 16 Alarm levels are by default switched off but can be set by clicking on Start log Options and ticking the Set Alarm levels box This activates the two a
14. INFORMATION AND THE LIKE ARISING OUT OF THE USE OF OR INABILITY TO USE SUCH PRODUCT EVEN IF OMEGA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES BECAUSE SOME STATES DO NOT ALLOW THE EXCLUSION OF LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES THE ABOVE LIMITATION MAY NOT APPLY TO YOU The Disclaimer of Warranty and Limited Warranty is governed by the Laws of the United States 1 OM EL WIN Software Installation The following procedure details the installation of the OM EL WIN control software onto your computer s hard disk a b c d e Start Windows and insert the OM EL WIN floppy disk into drive A or B Choose the Run command from the File menu in File Manager Type a install or b install if your disk is in drive B in the Run dialogue box and click OK The installation program automatically creates an Easylog directory on your computer s hard drive drive C and all EL WIN files are copied to that directory The installation program automatically creates a new EasyLog program group Within this program group an EasyLog program icon is created Double click on the EasyLog program icon to start the program and click on Easy Guide Command Line OK Cl Run Minimized Browse Figure 1 Installing OM EL WIN OM EL WIN displays the Connecting EasyLog dialogue box and is now ready for use If this is your first encounter with OM EL WIN then follow the instructions on the tear out Easy Guide c
15. N software normally scans a COM port with a view to locating modules with addresses between 0 and 7 If you are confident that all module addresses are at the lower end of the scale e g addresses 0 1 2 3 then you can substantially increase the search speed by selecting Search limit in Options and typing the highest module address 1 that you expect to find Note Search limit does NOT allow you to specify the amount of modules to search for Setting the Search limit too low with high address EasyLog modules attached will result in no modules being found and a communications failure message to appear 3 Configuring the EasyLog module Before using an EasyLog module in your application the module must be configured to accept the correct sensor type or input signal In addition the module is given a name a sample rate and a storage mode Chisa tha satnya you igara and dick OF The hog qe wll fee be ready to START LOG Logger name OE Sensor hepa Sample Fain Temp 130 HIF Sa T iim Os him er Cw Sim Ode Gim iih Display rymbolge Shorage Lars Homan O Hisngrm Scala none a Pisilin DO ne eten Figure 5 Setup a Module name During manufacture each EasyLog module is programmed with its own unique serial number This serial number cannot be changed by the user but is ideal for tracking modules To associate an EasyLog module with an application it is possible for the user to assign an intelligent
16. adings are not related to time and date Instead the occurrence of each reading is recorded This means that when compared to Normal mode or Rolling mode many more readings can be stored over a much longer period of time Potentially many millions of readings can be stored before the module is full Data accumulated in Histogram mode can be graphed in OM EL WIN 11 One shot mode Whereas in Normal mode Rolling mode and Histogram mode readings are taken at regular time intervals in One shot mode a reading is only taken and stored in the EasyLog module s non volatile memory when the one shot button is pressed Each reading is stored together with the time and date at which the button was pressed This means that in One shot mode far fewer readings can be stored than in Normal mode or Rolling mode Logging stops and the module shuts down once its memory is full of readings The module will then display either or FULL on its LCD Because in One shot mode readings are not taken at regular time intervals they cannot be graphed in OM EL WIN Instead export this data to a spreadsheet see Graphing for further processing f Clear log Before an EasyLog module can be used for a new datalogging exercise any old stored readings must be erased This is done by clicking on Clear log Although all old readings are erased the module s configuration parameters Logger name Sensor type Display symbols Sample rate and Storage mo
17. ail france omega com Daimlerstrasse 26 D 75392 Deckenpfronn Germany Tel 49 07056 3017 FAX 49 07056 8540 Toll Free in Germany 0130 11 21 66 e mail germany omega com 25 Swannington Road PO Box 7 Omega Drive Broughton Astley Leicestershire Irlam Manchester LE9 6TU England M44 5EX England Tel 44 1455 285520 Tel 44 161 777 6611 FAX 44 1455 283912 FAX 44 161 777 6622 Toll Free in England 0800 488 488 e mail uk omega com It is the policy of OMEGA to comply with all worldwide safety and EMC EMI regulations that apply OMEGA is constantly pursuing certification of its products to the European New Approach Directives OMEGA will add the CE mark to every appropriate device upon certification The information contained in this document is believed to be correct but OMEGA Engineering Inc accepts no liability for any errors it contains and reserves the right to alter specifications without notice WARNING These products are not designed for use in and should not be used for patient connected applications Contents 1 OM EL WIN Software Installation II Configuring the EasyLog Module 1 Choosing and connecting an appropriate sensor 2 Connecting the EasyLog module to a computer Communications a Hardware Link b Software Link COM port Baud rate Address c Smart search Search limit 3 Configuring the EasyLog module a Module name b Sensor type c Display symbols Units Scaler d Sample rate
18. ard in the centre of this manual II Configuring the EasyLog Module 1 Choosing and connecting an appropriate sensor Choose an appropriate sensor for your measurement application If you are in doubt about the required technical specifications for your sensor then consult the datasheet that was supplied with your EasyLog module If doubt persists then contact OMEGA for further technical assistance Insert the 3 6V Lithium battery into the EasyLog module or connect an external power supply At this stage do NOT connect a voltage across the EasyLog module s inputs as the module has not yet been correctly configured to accept an input signal 23 Figure 2 Connecting a sensor to an EasyLog module 2 Connecting the EasyLog module to a computer Communications a Hardware Link Connect the OM EL WIN communications cable supplied with your OM EL WIN control software between your computer s 9 way COM port RS232 serial port at the rear of your computer and your EasyLog module If your only free COM port is a 25 way one then you will require a 9 way to 25 way converter If you are in doubt about the types of port present at the rear of your computer then consult your computer s user manual b Software Link COM port Baud rate Address COM port Once you have connected your EasyLog module to your computer via the communications cable you will need to tell OM EL WIN which COM port you are using As COM is usually
19. data Data stored inside an EasyLog module can be downloaded via OM EL WIN and exported to other software applications for further processing This may be necessary when OM EL WIN s graphing features though extensive are not sufficient for the intended purpose 1 EasyLog datafile formats To convert data into a format that is acceptable by another application there are different procedures to follow depending on the storage mode initially chosen for the data Normal mode Rolling mode Histogram mode One shot mode 2 Exporting data Normal and Rolling mode Data accumulated in Normal mode and Rolling mode can be exported into a format that is acceptable by most third party applications by using OM EL WIN as the translating medium Download the data from the EasyLog module to the computer using OM EL WIN by clicking on Save data Enter the graphing module by clicking on Graph data Select the file that you want to export and click on OK The data in that file will be graphed Select Options Export data Enter a new filename for the exported data To ensure integrity of the original datafile do not use the same filename as that of the originally datafile The new file now contains the logged data in tabular format ready for use in your target application The four columns in the table show Reading number Date Time and Reading value 24 Histogram mode Data accumulated in Histogram mode cannot be exported to a
20. de and the Autocue setting remain unchanged If the EasyLog module is logging when Clear log is clicked then a warning message appears to indicate that the logger will be stopped and any data will be cleared Clicking on OK will then stop the logging process and erase all the stored readings 9 Reset To reset an EasyLog module s configuration parameters Module name Sensor type Display symbols Sample rate and Storage mode to factory defaults and erase any stored readings click on Reset The Autocue setting remains unchanged If the EasyLog module is logging when Reset is clicked then a warning message appears to indicate that the EasyLog will be stopped and reset to factory defaults and that any data will be lost Clicking on OK will then stop the logging process and reset the module h Mimic Multi mimic To view live readings from an EasyLog module on your computer screen click on Mimic To use this feature the EasyLog module must not be logging Click on Multi mimic in the main window to view the readings of all connected EasyLog modules on screen 12 III Calibrating the Easylog module Once an EasyLog module has been configured it needs to be calibrated The calibration process ensures that any errors introduced by connecting a sensor to an EasyLog module are reduced Click on Calibrate to open the calibration window This offers you a choice of two calibration methods Default calibration and User calibration
21. e range 0 to 7 Using unique addresses ensures that when multiple modules are daisychained no two modules will respond simultaneously to an OM EL WIN command and cause a communication error to occur To change a module s address click on Setup Advanced and Comms and select a new address in the range 0 to 7 To check the availability of free addresses click on Search ensure Search limit in Options is set to 8 Any modules found will be listed together with their address in the Loggers Connected box c Smart search Search limit Smart search If at the moment of pressing Search the EasyLog module being addressed is taking a reading then it is possible that the search will fail You will receive a communication failure message This is because in general the action of taking a reading and logging is more important than allowing you to interrupt what may potentially be an important logging exercise To reduce the occurrence of search failures select Smart search in Options This has the result of scanning twice in succession for each module address thus increasing the chance that a given module is free to respond When searching for multiple EasyLog modules it is possible that some of the modules will not respond if they are currently logging You will NOT receive a General Communications Failure Message See Figure 4 Selecting Smart search reduces the risk of one or more modules not responding Search limit The OM EL WI
22. easurement Input module Measurement Input temperature Measurement Input voltage Mimic Min graph Module name 9 Multi mimic 12 Multiple EasyLog modules O Options box 5 10 11 22 12 22 22 11 11 11 16 23 23 20 21 21 22 13 13 13 14 13 13 10 13 12 22 12 17 7 p Plot over 19 Power failure graph 21 R Reset 9 12 RS 232 5 S Sample group interval graph 23 Sample rate 9 10 11 12 15 Save data button 17 Scaler symbols 10 Search 6 Search failure 6 8 Search limit 7 8 Sensor 5 Sensor type 5 9 10 12 13 Serial number module 9 19 Serial port 5 Set level 1 button 14 Set level 2 button 14 Show warnings graph 21 Smart search 8 Software installation 4 Start logging 14 15 Starting mode Delayed 14 16 Starting mode Immediate 14 15 Starting mode Push to start 14 16 Stop logging 12 17 Storage mode Normal 11 19 24 Storage mode 9 10 11 12 Storage mode Histogram 11 15 19 23 24 Storage mode One shot 11 12 25 Storage mode Rolling 11 19 24 System time checking 14 28 T Tick every graph Time computer internal Time format y Unit symbols User calibration X axis X Grid graph X label Y axis Y grid graph Y label Zoom in Zoom out 22 14 14 10 13 14 22 23 22 PIPED 22 22 21 WARRANTY DISCLAIMER OMEGA ENGINEERING INC warrants this unit to be free of defects in materia
23. een terminated the stored data can be downloaded to computer for analysis To download data from an EasyLog module to your computer click on Save data A window opens allowing you to specify a directory and filename for the downloaded data The selection of an appropriate filename will ensure that the desired file can be easily identified at a later date 17 VII Analyzing the downloaded data Once data has been downloaded from an EasyLog module to a computer it can be analyzed This can be done by using OM EL WIN s built in graphing module or by exporting the data to another software application e g Spreadsheet Wordprocessor Database Statistical Process Control package etc cue File Options Help Temp C Air_Temp SN 99003401 25 00 a ee TESSEN SE 0 00 12 00 00 12 05 00 12 10 00 12 15 00 01 01 98 0101 98 01701798 01 01 98 _ Figure 8 Graphing 1 Graphing with OM EL WIN OM EL WIN has been designed in such a way that most datalogging exercises can be performed from beginning Start logging to end Graphing of downloaded data without the need for third party software Data accumulated in Normal mode Rolling mode and Histogram mode can be graphed using OM EL WIN s graphing module Data accumulated using One shot mode cannot be graphed in OM EL WIN this data must be processed using a spreadsheet See Chapter VII Part 2 It is theoretically possible for data accumulated in
24. first plotted 21 Graph axes To add more meaning to a graph s axes they can be customized as follows Graph title A name up to 30 characters long to appear above the graph Y label A name up to 30 characters long to appear above the Y axis X label A name up to 30 characters long to appear below the X axis Y axis Tick every With the Y grid box ticked this shows the vertical grid interval Min Shows the lower limit of the Y axis scale Max Shows the upper limit of the Y axis scale Ygrid When ticked enables the vertical grid interval setting X axis not available in Histogram mode Tick every With the X grid box ticked this shows the horizontal grid interval Use the adjacent list box to select the time unit Clock Time When ticked the X axis displays the time and date at which the readings were taken Elapsed time When ticked the X axis displays accumulative time and date starting from zero time and zero date X Grid When ticked enables the horizontal grid interval setting c Filtering data In certain applications the actual value of a reading at a given time and date is less important than the underlying trend that is hidden in the graph To bring out this underlying trend and in the process reduce the amount of noise on a graph click Options Filter Mean of last 5 A new graph is displayed showing far fewer fluctuations Filter Mean of last 5 must be switched off before overla
25. ide by the terms of this license Subject to these restrictions and if the SOFTWARE is not copy protected you may make one copy of the SOFTWARE solely for backup purposes You must reproduce and include the copyright notice on the backup copy 4 USE RESTRICTION As the Licensee you may physically transfer the SOFTWARE from one computer to another provided that the SOFTWARE is used on only one computer at a time You may not electronically transfer the SOFTWARE from one computer to another over a network You may not distribute copies of the SOFTWARE or accompanying written material to others You may not modify adapt translate reverse engineer decompile or disassemble the SOFTWARE You may not modify adapt or translate the written materials without the prior written consent of OMEGA 5 TRANSFER RESTRICTIONS This SOFTWARE is licensed only to you the LICENSEE and may not be transferred to anyone without the prior written consent of OMEGA Any authorized transfer of the SOFTWARE shall be bound by the terms and conditions of this agreement In no event may you transfer assign rent lease sell or otherwise dispose of the SOFTWARE on a temporary or permanent basis except as expressly provided herein 6 TERMINATION This license is effective until terminated This license will terminate automatically without notice from OMEGA if you fail to comply with any provision of the License Upon termination you shall destroy the written materials and all cop
26. ies of the SOFTWARE including modified copies if any 7 UPDATE POLICY OMEGA may provide from time to time updated versions of the SOFTWARE At its option OMEGA will make such updates available to the LICENSEE 8 MISCELLANEOUS This Agreement is governed by the laws of the United States DISCLAIMER OF WARRANTY AND LIMITED WARRANTY The Software and accompanying written material including instructions for use are provided as is without warranty of any kind Further OMEGA ENGINEERING INC OMEGA does not warrant guarantee or make any representations regarding the use or the results of the use of the software or written materials in terms of correctness accuracy reliability currentness or otherwise The entire risk as to the results and performance of the software is assumed by you If the software or written materials is defective you and not OMEGA Engineering Inc or its dealers distributors agents or employees assume the entire cost of all necessary servicing repair or correction OMEGA Engineering Inc warrants to the original LICENSEE that the medium on which the SOFTWARE is recorded is free from defects in materials and workmanship under normal use and service for a period of ninety 90 days from the date of delivery as evidenced by a copy of the receipt Further OMEGA Engineering Inc hereby limits the duration of any implied warranty ies on the medium of the respective periods stated above Some states do not allow limi
27. ith information provided by OMEGA either verbal or written OMEGA warrants only that the parts manufactured by it will be specified and free of defects OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER EXPRESSED OR IMPLIED EXCEPT THAT OF TITLE AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED LIMITATION OF LIABILITY The remedies of purchaser set forth herein are exclusive and the total liability of OMEGA with respect to this order whether based on contract warranty negligence indemnification strict liability or otherwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold by OMEGA is not intended to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on humans Should any Product s be used in or with any nuclear installation or activity medical application used on humans or misused in any way OMEGA assumes no responsibility as set forth in our basic WARRANTY DISCLAIMER language and additionally purchaser will indemnify OMEGA and hold OMEGA harmless from any liability or damage whatsoever arising out of the use of the Product s in such a manner RETURN REQUESTS INQUIRIES
28. larm level boxes allowing you to enter a High alarm and a Low alarm value It is not possible to enter two identical alarm levels or to enter only one alarm level If only one alarm level is required then enter the other as an end of scale value in such a way that it is Opposite to the only required alarm level In Multi mimic mode any alarm levels reached will be indicated on screen by a HI or LO message next to the reading together with a red bar across the reading In addition the computer will beep every time the logger s reading exceeds an alarm level To switch off this beep go to Windows Program Manager Main Control panel Sound and untick the Enable System Sounds box Note The setting of alarm levels may introduce inaccuracies in the EasyLog module s sample rate While the majority of applications are mostly unaffected by these inaccuracies time critical applications should have the alarms switched off V Stop logging Once sufficient data has been accumulated an EasyLog module can be told to stop logging To stop a datalogging exercise click the Stop log button Before OM EL WIN tells the EasyLog module to stop logging you will be asked for confirmation that you do indeed want to stop logging This important safety measure has been included because once a logging exercise has been terminated it cannot be re started VI Downloading data from EasyLog module to computer Once a datalogging exercise has b
29. lectronic medium or machine readable form in whole or in part without prior written consent of OMEGA ENGINEERING INC Where Do I Find Everything I Need for Process Measurement and Control OMEGA Of Course TEMPERATURE Thermocouple RTD amp Thermistor Probes Connectors Panels amp Assemblies Wire Thermocouple RTD amp Thermistor Calibrators amp Ice Point References Recorders Controllers amp Process Monitors Infrared Pyrometers PRESSURE STRAIN AND FORCE A Transducers amp Strain Gauges A Load Cells amp Pressure Gauges W Displacement Transducers 4 Instrumentation amp Accessories FLOW LEVEL W Rotameters Gas Mass Flowmeters amp Flow Computers A Air Velocity Indicators 4 Turbine Paddlewheel Systems A Totalizers amp Batch Controllers OH CONDUCTIVITY A pH Electrodes Testers amp Accessories tr Benchtop Laboratory Meters L Controllers Calibrators Simulators amp Pumps tr Industrial pH amp Conductivity Equipment DATA ACQUISITION Data Acquisition amp Engineering Software Communications Based Acquisition Systems Plug in Cards for Apple IBM amp Compatibles Datalogging Systems Recorders Printers amp Plotters ATERS Heating Cable Cartridge amp Strip Heaters Immersion amp Band Heaters Flexible Heaters Laboratory Heaters ENVIRONMENTAL MONITORING AND CONTROL Metering amp Control Instrumentation Refractometers Pumps amp Tubing Air Soil amp
30. ll show an index of the line types used 2 Customizing graphs Graphs can be customized to add detail and meaning to the plotted data To ensure the integrity of EasyLog datafiles the files cannot be re saved with customized graph settings a Fonts When incorporating EasyLog graphs into reports it is sometimes important to copy the style of that report In OM EL WIN it is possible to customize the font font style and font size on your EasyLog graphs Click on Options Font and make your selection b Adding detail to the graph Append info Clicking on Options Append info displays information about the downloaded data from an EasyLog module in the bottom left hand corner of the screen Sensor The sensor type or input type used Readings The amount of readings that were accumulated and which are represented on this graph Every The sample rate 20 Mark points A graph consists of individual plot points that represent actual readings connected by mathematically calculated straight lines It is important to remember that these straight lines do not represent actual readings In order to distinguish between actual readings and mathematically calculated ones click on Options Mark points This adds a set of small circles to the graph each circle indicating an actual reading To toggle Mark points on and off click on Options Mark points When Filter Mean of last 5 has been enabled the small circles indicate the calcula
31. ls and workmanship for a period of 13 months from date of purchase OMEGA Warranty adds an additional one 1 month grace period to the normal one 1 year product warranty to cover handling and shipping time This ensures that OMEGA s customers receive maximum coverage on each product If the unit should malfunction it must be returned to the factory for evaluation OMEGA s Customer Service Department will issue an Authorized Return AR number immediately upon phone or written request Upon examination by OMEGA if the unit is found to be defective it will be repaired or replaced at no charge OMEGA s WARRANTY does not apply to defects resulting from any action of the purchaser including but not limited to mishandling improper interfacing operation outside of design limits improper repair or unauthorized modification This WARRANTY is VOID if the unit shows evidence of having been tampered with or shows evidence of being damaged as a result of excessive corrosion or current heat moisture or vibration improper specification misapplication misuse or other operating conditions outside of OMEGA s control Components which wear are not warranted including but not limited to contact points fuses and triacs OMEGA is pleased to offer suggestions on the use of its various products However OMEGA neither assumes responsibility for any omissions or errors nor assumes liability for any damages that result from the use of its products in accordance w
32. nother application using OM EL WIN Instead proceed as follows Download the data from the EasyLog module to computer using OM EL WIN by clicking on Save data Open the file containing the saved data in a spreadsheet Analyze the data using the data in Appendix A One shot mode Data accumulated in One shot mode cannot be exported to another application using OM EL WIN Instead proceed as follows Download the data from the EasyLog module to computer using OM EL WIN by clicking on Save data Open the file containing the saved data in a spreadsheet Analyze the data using the data in Appendix A The file now contains the logged data in tabular format ready for use in your target application The three columns in the table show Date Time and Reading value 25 Appendix A File Header Description Documented below is a typical File Header plus brief explanatory comments for a Normal OM EL WIN datalogger file For compressed data files the file header is similar but the data format is different OMEGA recommends that compressed files are expanded within OM EL WIN and re saved in uncompressed format before attempting to manipulate them EASYDATA Generic File Name 3 Data File Type EasyLog EasyLog Module s Logger Name 10 Number of Samples in this Data File 0076832041 EasyLog Module s Serial No 1 Units Annunciator O none 1 C 2 V 3 Hz 4 F 5 A 6 RH 7 pH 8 Ohm 2 Scaler Annunciat
33. ogging Three starting modes are available Immediate start Push to start and Delayed start In each of these starting modes an activity symbol can be displayed to show that the module is active Once configured for one of the starting modes the EasyLog module s may be disconnected from the computer Because the computer s internal time and date are downloaded to the module when Start log 15 selected it is important for you to check that your computer s system time and system date are correct before you start a logging exercise In addition you must ensure that in Windows Program Manager Main Control panel International the date format has been set to DMY format and the time format has been set to 24 Hour format To view the current system time and system date together click on Start log Options and tick the Delayed start box The current system time is shown in the starting window 14 1 Show active When an EasyLog module is configured with a long Sample rate the time interval between consecutive display updates will be relatively long To indicate visually that the module is fully operational click on Start log and tick the Show active box prior to Starting the module Note The setting of Show active may introduce inaccuracies in the EasyLog module s sample rate While the majority of applications are mostly unaffected by these inaccuracies time critical applications should have Show active switched off Start logging
34. or 0 u 1 m 2 none 3 k 4 M 0 Sensor Type O T C 1 T F 2 RH 3 pH 4 Freq 5 Count 6 2V 7 20V 0 Sample Rate O 5s 1 10s 2 20s 3 1m 4 5m 5 10m 6 20m 7 1Hr 8 4Hr 9 12Hr 0 Storage mode 0O Normal 1 Histogram 2 Rolling 3 One Shot 1 00 Calibration Multiplier 40 00 Calibration Offset 20 00 High Alarm Level 10 00 Low Alarm Level 0 Alarm Mode 0 Off 1 On 0 Sample No of Ist Low Battery Warning 0 Sample No of Ist Power Fail Warning 145042030896 Start Time and Date 20 000 First Reading Value 20 000 Next Reading Value 24 000 23 000 24 000 Total No of samples 10 23 000 24 000 23 000 24 000 23 000 The Logger Name supports upper and lower case characters As the first 8 characters are later used as a DOS file name it is recommended that where possible these 8 characters form a unique name This will minimize the risk of accidentally overwriting an existing file These parameters are completely omitted from Type 3 data files unless Storage Mode 1 For Type 4 data files these values are always present Tf not zero 0 No Error then this is the Sample Number of the first sample where the specified error occurred Data from this Sample Number onwards should be treated as suspect xx k FasyLog stores the date in the UK convention ddmmyy with one important exception The value shown for the month is referenced from zero i e Jan 00
35. ree simple rules All EasyLog modules linked together in a system must feature the same Baud rate setting The Baud rate setting for the computer must always be identical to the Baud rate setting of the attached EasyLog module s Always change the Baud rate of the module Click on Setup Advanced Comms before changing the Baud rate of the OM EL WIN software in Connection Changing the module s Baud rate will automatically change OM EL WIN s Baud rate Easy Log No EasyLogs were found Check the following 1 The cable is attached at both ends 2 The port selection in Connection 3 Identical Baud rate settings in EL WIN and EasyLog module 4 Search limit is high enough in Options 5 You tried to communicate with the EasyLog module while it was taking a reading Figure 4 General Communication Failure Message In most applications a setting of 9600 Baud works very reliably However in applications where long communications cables are used or where there is a lot of electromagnetic interference communication errors may occur The occurrence of these errors can be reduced as follows Remove or attenuate the source of electromagnetic interference Make cable runs as short as possible Use high quality low capacitance shielded cable Lower the Baud rate settings of the EasyLog module and of the OM EL WIN software Address Each EasyLog module should be given its own unique address in th
36. s displayed above the graph The Y axis 15 automatically scaled to display count total The X axis displays the measured parameter divided into sample groups Clicking near a point on the graph will result in the nearest plot point being temporarily highlighted with a black dot That point s value together with the time at which it was logged are displayed in the top left hand corner of the graph b Overlaying multiple graphs Up to three graphs can be graphed together as an overlay of plots For this to be possible the three following conditions must be adhered to Logging must have started at the same time for each EasyLog module Each EasyLog module must have been set up with the same sample rate Each EasyLog module must have been set up for the same logging mode To overlay a graph over an existing one click on Options Plot over and select the second datafile for which you want to plot the graph 19 To distinguish between multiple plots click on Options Colours and assign a different colour to each plot The bottom right hand corner of the screen will then show an index of the colours used It is important that colours are chosen in such a way that they not only look correct on screen but are also distinguishable as a grey scale on a laser printer If a mono plot has been selected in Options Colours then a different line type is automatically assigned to each plot The bottom right hand corner of the screen wi
37. s or other containers that are part of this product to the place where you obtained them for a full refund OMEGA Engineering Inc SOFTWARE LICENSE 1 GRANT OF LICENSE In consideration of payment of the license fee which is part of the price you have paid or agreed to pay upon receipt of the invoice from OMEGA ENGINEERING INC OMEGA for this product OMEGA as LICENSOR grants to you the LICENSEE a non exclusive right to use and display this copy of the applicable OMEGA software program hereinafter the SOFTWARE on a single COMPUTER i e with a single CPU at a single location OMEGA reserves all rights not expressly granted to LICENSEE 2 OWNERSHIP OF SOFTWARE As the LICENSEE you own the magnetic or other physical media on which the SOFTWARE is originally or subsequently recorded or fixed but OMEGA retains title and ownership of the SOFTWARE recorded on the original disk or tape and all subsequent copies of the SOFTWARE regardless of the form or media in or on which the original copies may exist This license is not a sale of the original SOFTWARE or any copy 3 COPY RESTRICTIONS This SOFTWARE and the accompanying written materials are copyrighted Unauthorized copying of the SOFTWARE including SOFTWARE that has been modified merged or included with other software or of the written materials is expressly forbidden You may be held legally responsible for any copyright infringement that is caused or encouraged by your failure to ab
38. tations on duration of an implied warranty so the above limitation may not apply to you OMEGA s entire liability and your exclusive remedy for defective media shall be at OMEGA s option either a return of the purchase price or b replacement of any defective disk or tape that is returned to OMEGA with a copy of the receipt If failure of the medium has resulted from accident abuse or misapplication OMEGA shall have no responsibility to replace it or refund the purchase price Any replacement disk or tape will be warranted for the remainder of the original warranty period or thirty 30 days whichever is longer THE ABOVE ARE THE ONLY WARRANTIES OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE THAT ARE MADE BY OMEGA ENGINEERING INC ON THE PRODUCT NO ORAL OR WRITTEN INFORMATION OR ADVICE GIVEN BY OMEGA ITS DEALERS DISTRIBUTORS AGENTS OR EMPLOYEES SHALL CREATE A WARRANTY OR IN ANY WAY INCREASE THE SCOPE OF THIS WARRANTY AND YOU MAY NOT RELY ON ANY SUCH INFORMATION OR ADVICE THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS YOU MAY HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE NEITHER OMEGA NOR ANYONE ELSE WHO HAS BEEN INVOLVED IN THE CREATION PRODUCTION OR DELIVERY OF THIS PRODUCT SHALL BE LIABLE FOR ANY DIRECT INDIRECT CONSEQUENTIAL OR INCIDENTAL DAMAGES INCLUDING DAMAGES FOR LOSS OF BUSINESS PROFITS BUSINESS INTERRUPTION LOSS OF BUSINESS
39. ted means and again it is important to remember that these do not represent actual readings Alarm levels Alarm levels are indicated on a graph by a thick red line for each alarm level accompanied by the words High or Low to indicate the level of each alarm To toggle the display of the alarm levels on and off click on Options Alarm levels Show warnings Some EasyLog modules will memorize certain error conditions encountered during the logging process These can later be displayed on the graph by selecting Options Show warnings The first occurrence of a low battery voltage condition is indicated as a vertical line on the graph and the letters LB The value of any readings towards the right of this line may be incorrect The first occurrence of an interruption of the module s power supply is indicated as a vertical line on the graph and the letters PF The time and date of any readings towards the right of this line may be incorrect Zoom in amp out When a graph contains many readings it becomes cluttered In order to view the detail in a graph it is possible to zoom in The factor by which you can zoom in will depend on the amount of readings on the graph To zoom in click on Options Zoom in A scroll bar at the bottom of the screen allows you to view adjacent parts of the graph To view all the readings in a single window zoom out again by clicking on Options Zoom out This is also the default view when a graph is
40. ying graphs using Plot over in File Once graphs have been overlaid they can be filtered using Filter Mean of last 5 To differentiate between true readings and filtered readings Filter Mean of last 5 on a graph whether on screen or on a print out the text Filtered data is added next to the Y axis label 22 d Histograms Data accumulated in Histogram mode is not related to time or date In a histogram it is the frequency of occurrence of a particular reading that is of importance A histogram is a graphical representation of grouped data The X axis is divided into segments with lengths proportional to each sample group interval On these segments rectangles are drawn with areas proportional to the numbers in the sample group intervals As all sample group intervals are of equal size the heights of the rectangles Y axis are proportional to the number of occurrences By clicking Options Histogram style the following settings become available Y axis Count totalizer Accumulated hours of total time Sample group interval Displays the total amount of occurrences in a class Displays the total time of the occurrences in a class Displays the total amount of occurrences in a class as a percentage of the total amount of occurrences of all readings Choose the width of class interval sample group interval similar effect to Filter Mean of last 5 in Normal mode and Rolling mode 23 VIII Exporting
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