Home

EnviroMon User's Guide

1. EnviroMon User s Guide emw en 6 Copyright 2004 2008 Pico Technology Limited All rights reserved Contents I Contents 1 Introduction 2 Configuration 3 Equipment EL ER DE A ET 1 1 Safety warning EE NE NE ee ANE ER 2 2 The equipment sene 3 3 The software ssssarmaamanarranse skaber lena alene E E EEEE EEA 4 4 Legal information 2LiaskasssitaGsadedisevea kN edda RAN 5 EN SN ME NT se meet tan 6 1 Who will be responsible for the system rsrvrrnrnrvnvnvnrnnvrvnrnnvnvnvnnnnvnennnnnavnennnnvasvnnavavrennnansenee 6 2 What do you want to measure srvrnrrrrrrnrnnvrvnrnnvnvnnnnnnvrvnnnannsvennnavrennnavasnennnavrennnavesnenanavnsnnnenee 6 1 Temperature EEE FEEDER PERES DEE EEE PGA EFE SYNGER 7 2 Humidity E IIRAS AINEEN adr re 7 3 Electric cur ont oaaae AALEN Fes ccuecatiesedecesennoaseccdecesootendccniscsdsecucnepoaseccdecesvorsndecssesssecncseseas 7 4 Other parameters seeseseseeeeresereseesererererereseseseseererereneneneseseseererenenenenesenesenerenenenenenesesesrenereneneneseeene 8 3 Setting ETAL A E EA A E A T E E T 8 4 In the event of power failure ssessessessessesssssssesseeseereereeresresresrenreneenteneereeseresresresreseeneereereeness 8 5 Data storage and analysis eeseseresesesesesesrsesrsssrererereresesesererenereseresesesesenesesrsnsrenererenesesereseresene 9 6 Remo t data collection screens a E assets E R e e 10 7 Equipment placement sssecs
2. SSS ee Max C 1000 000 Min C 0 000 a Horizontal axis control button Opens a text box in which you can type the scale of the horizontal time axis You can also use the up and down spin buttons to change the value The time can be set in hours or days ora combination of both Click the button to apply the values and close the text box Duration 2 days Tlhrs uration 2 ation 2 days 13hrs 13 hrs 18 00 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Display options 43 5 4 Summary window When you select Summary from the View menu the computer opens a new window like this gm ij x Period Sensor Start 00 00 26Feb08 End 23 59 26Feb08 MAANA m Statistics entire period Problems Total tine Number of No of readings 47 Threshold lia out of range Minimum 2 84 hours mins Maximum 1 92 Above Average 2 33 lee Sensor fail m Subset averages In range 2 33 Alarm enabled The Period section of the window contains the time interval to which the summary applies You can either type in a start and end time and date or use the buttons to alter the range The controls are as follows 4 Earlier Moves a quarter period earlier Expand horizontal axis Halves the current period i Shrink horizontal axis Uses twice the current period Bl Later Moves a quarter period later Th
3. Help It is necessary to reprogram the logger using the Program button on the Configuration control panel 47 after changing the language otherwise the computer will give an Incorrect configuration message every time the program is run Colours dialog Dialog location Settings Preferences Colours This dialog is used to specify the colours for background text and so on x Background f Grid Ea Cancel Text Selection Help Trace 1 z Colour It applies to Graph 4 and Spreadsheet 4 windows To change a colour click one of the coloured boxes This will open up a standard Windows colour palette Select the colour you want from there Background The colour for the background on graphs and for the readings on spreadsheets Grid The colour for the grid lines on graphs Text The colour for text Selection The colour for selected readings on spreadsheets emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Miscellaneous settings 73 Trace The graph can display up to 60 traces Select a trace number then click the coloured box and select a colour from the Windows palette 7 1 3 Sounds dialog Dialog location Settings Preferences Sounds EnviroMon can make a sound when certain events occur This dialog allows you to enable the sounds for each event Sounds erers IV Beep on each new reading IV Beep when lamp is pressed
4. Channel Pin QA JJ 1 1 5 O AA 2 9 O A 3 4 Ha It is possible to display the voltages as other parameters see the PSC file section of the signal conditioner help file for more information ELO26 temperature and humidity converter The EL026 needs to be calibrated for a specific EL030 converters 3 Specifications Ay 25 0 10 90 O resonsetime MWorousmotion foses sumar p omms gt ee Black ABS NOT waterproof capable of measuring over 90 humidity for short periods Each EL026 converter has an address between 1 and 15 than one converter to your logger each converter must have a different address you have two converters with the same address install the software on your Calibrating humidity If you wish to connect more If computer and then use the Change converter address 331 program to change the address of one of the converters The sensor must be situated away from direct contact with water and away from sunlight Temporary exposure to either is unlikely to damage the unit but the unit will give incorrect readings while it remains exposed Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 20 EnviroMon User s Guide 3 4 5 The sensor can be attached to the wall either using adhesive foam or by removing the cover and using two screws to attach the unit to the wall ELO37 voltage and 4
5. EL042 Setup dialog Dialog location Settings Configuration Change Deviation Alarm Add EL042 Settings Configuration Change Deviation Alarm Edit EL042 This dialog allows you to specify which EL042 outputs should be activated for the selected deviation alarm EL042 Setup x Available EL042 Outputs EL042 Addr 7 Output Buz Never Always ELO42 Addr 7 Output During specified time ranges EL042 Addr 7 Output B ELO42 Addr 7 Output C I Time range I I Time range 2 I Time range 3 I Time range 4 I Time range 5 q I Time range 6 Cancel Never Always During specified time ranges Select one of these options to specify when the selected EL042 output or outputs should be activated Available EL042 Outputs Select which of these outputs should be activated when the deviation alarm is triggered You must select at least one output from this list emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Main settings 71 6 5 3 Nested deviation alarms You can nest deviation alarms In other words you can set up one deviation alarm that monitors the channels already being monitored by one or more other deviation alarms This is useful when you wish to apply two conditions simultaneously to a group of channels For detailed instructions see How to set up nested deviation alarms o When nested deviation alarms are in use the Monitor view
6. IV Enabled Help Name The user s full name Initials The user s initials Password The computer will ask for this each time somebody enters a secure part of the program Clearance level This controls what the user can do The options are amp None The user has no access amp Check The user is able to check the current temperatures amp Note The user is able to edit details of events amp Full The user has access to all parts of the system including configuration Note when you add the first user always set the Clearance level to Full otherwise you will not be able to get back into the configuration to change it Enabled It is not possible to remove details of old users as the system may need to refer to their data at some point in the future Instead uncheck the Enabled box to remove the person from the list of active users If you disable all users then EnviroMon will let you reconfigure the system without logging in emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Main settings 57 6 2 2 Password dialog Dialog location Settings Configuration Change This dialog enables you to log in to EnviroMon It appears when you attempt to open the Configuration panel 47 from the Settings menu and there is at least one active user in the User list 51 Security clearance x Name Levi Oakes v Cancel Password User This is a list of
7. 20mA converter The EL037 has four inputs and an external power input that can be used to supply power perhaps 12 or 24 V depending on requirements to the sensors Range 2 5 V 15 bits sign 40 uV per LSB 0 3 10 V 15 bits sign 0 15 mV per LSB 0 5 4 20 MA 15 bits 0 4 WA per LSB 0 4 Each input can be configured using jumpers to accept either 2 5 V 10 V or 4 20 mA It can be configured for other voltage ranges and for resistance measurement with minor component changes The following diagram shows how to set a jumper to select the input type for a channel 4 20MA 2 5 10 When measuring voltages or for measuring 4 20 mA with the transmitter supplying the loop current the input is connected between IN and GND The PWR connector can be used to supply power to the transmitter IN Power GND When measuring 4 20 mA with the EL037 supplying loop current the transmitter should be connected like this emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 3 4 6 Equipment 21 NOTE only 100 mA is available for the whole network When using the PWR connector to supply power to the transmitter or to supply the loop current it may be necessary to use the external power input ELO40 current monitor converter The EL040 current monitor converter is intended for use with the TAO11 current clamp details 151 or similar current transformers that are designed for
8. 391 will look like this example EnviroMon for Winda loj x File Settings View Help Alarms Channel Reading Units Cold store Freezer 1 chit 1 94 ch2 23 61 C ch3 24 00 C Freezer 2 ch 4 1 83 C chs 1 71 Ch 6 1 82 C This shows two freezers in a cold store Freezer 1 is a deviation alarm that is monitoring the three channels Ch 1 to Ch 3 which are three zones in Freezer 1 It will activate an alarm if one of the zones becomes significantly hotter or colder than the others Freezer 2 is a second deviation alarm that is monitoring the three channels Ch 4 to Ch 6 These are the temperatures of three zones in Freezer 2 Cold store is a third deviation alarm that is monitoring all six channels of Freezer 1 and Freezer 2 at once This allows us to set a new independent alarm on the six channels For example if Freezer 1 and Freezer 2 are set to Difference reference mode we could set the Cold store alarm to Median reference mode to check that the temperatures of Freezer 1 and Freezer 2 track each other within specified limits Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 72 EnviroMon User s Guide 7 1 7 1 1 Miscellaneous settings Preferences Language dialog Dialog location Settings Preferences Language This dialog is used to select the language that EnviroMon and the logger will use grr x Language Engish v Cancel
9. Cancel J Beep continuously on alarm Help Beep on each new reading This option is useful if there is a problem and you need to keep a close eye on it If you select a graph or spreadsheet window the computer beeps each time a new reading is added to the graph or spreadsheet Beep when lamp is pressed When there is an alarm the lamp on the monitor window turns red You can click the mouse button on the lamp to cancel the alarm When this option is selected the computer beeps when you click on a lamp to confirm that it has accepted your request Beep continuously on alarm When this option is enabled the computer produces a continuous tone while an alarm is active This is useful if the computer is not in the same room as the logger Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 74 EnviroMon User s Guide 7 2 7 2 1 Monitor Select parameters dialog Dialog location Settings Monitor Channels This dialog is used to enable and disable channels and to assign them to groups This allows you to control how the channels are displayed in the Monitor view 395 the Graph view and the Spreadsheet view 4 Select parameters x E M Logger 1 peeseveeneeneeggegegenennennenee veser M Freezer 1 Cancel Le Her Ch4 Select All gt Clear Group ft Save group The main part of the dialog is a tree view showing wh
10. Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 58 EnviroMon User s Guide Note Loggers are supplied programmed for direct connection at 9600 baud If you change the baud rate option or you wish to use a telephone modem you should use the Set Link option see below to write the link parameters into the logger Serial port Selects which COM port is to be used Address Used on a multi logger radio link Each logger has a unique address between 1 and 255 All loggers receive all messages from the computer but only respond to messages containing their address Baud rate Specifies the data rate to use for the link to the logger For a direct link over a short cable use 57600 baud For a modem check the maximum speed that the modem can handle Most modern telephone modems can operate at 57600 baud to the logger even if they operate at a lower speed over the telephone link Enable support for multiple loggers If you check this box the computer replaces this dialog box with the Logger list i dialog with which you can add edit or remove the details for loggers Most systems require only a single logger so the computer normally only presents a dialog box for a single logger Even if you wish to use multiple loggers it may be more practical to set up a separate configuration for each logger That way the data for each logger is kept separate This option is only useful if you wish to combine
11. Data Logger Similar products EL042 alarm amp relay unit 25 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Equipment 25 3 5 3 EL042 alarm amp relay unit The EL042 alarm amp relay unit has two modes of operation amp EL042 independent mode27 In this mode the unit provides three opto isolated switches and an audible alarm It can also be used with the deviation alarms in the EnviroMon software In this mode the unit can be powered from the network which also recharges the internal batteries If the network power fails the unit will continue to operate from the batteries for several hours This will allow already activated alarm conditions activated before the network power failure to be maintained Alarms cannot be set or cleared until the network is operating again A 12 volt supply is available to power external equipment up to a maximum of 30 mA 200 mA if the external 12 volt power adaptor is used amp ELO18 ELO06 emulation mode 2s In this mode the unit can drive the autodialler to provide one of three predefined messages depending upon the alarm status In this mode we recommend that the unit is powered from the external 12 volt power adaptor to provide sufficient power for the autodialler Otherwise the network will power the autodialler but depending upon the type of autodialler and the number of converters on the network there may be insufficient power on the
12. EnviroMon software must operate on a Windows computer it is essential to position the server behind a firewall The following steps are required 1 Set up a Windows computer that can be accessed from the required network 2 Install a web server an Apache server can be downloaded free of charge 3 Write HTML text for the web pages 4 Write CGI scripts that call emw32 to access the data You will need to arrange the download of data from the logger This can be done in one of three ways amp Have the EnviroMon software running continuously on the web server amp Run the software periodically using the task scheduler to do an offline download amp Do a download prior to every image file required For the second and third options the following command is required emw32 d Each individual data request will require a call like this to generate a J PEG file emw32 jfred jpg r01lMay02 00 00 08May02 23 59 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved How to 97 8 10 How to export data from the command line This feature can be used to generate a J PEG image or a comma separated value CSV data file from stored EnviroMon data This can be used for several purposes amp To create image and data files whenever needed amp To automatically generate frequently used files at regular intervals amp To display data on a live web site To download data from a logger a
13. Graph J l109 Details of current graph Spreadl 109 Details for current spreadsheet Event View fo Details of the event window Temperature 1091 Temperature display information Alarm ho Alarm options Site fo Site information Preferences hno Colours etc General section NoOfLoggers 1 The number of loggers in this configuration NoOfSensors 10 The number of sensors in this configuration Configured Yes Set to Yes once the system is configured Until then the EnviroMon program goes straight to the configuration menu DataPath d par Specifies where data is to be stored emw en Copyright 2004 2008 Pico Technology Limited All rights reserved File formats and other useful information 107 BackupPath a par AutoBackup Yes Session 0 DeleteAfter 0 MinutesPerReading 10 SampleMode 0 MaxReadings 1000 CurrentFile Footer RefreshDelay 0 TurnroundMs 2000 Specifies where a backup copy of data is to be stored Specifies whether the program should automatically create a new backup file each time you exit the program Specifies how the EnviroMon program operates the link to the logger It is important when operating a telephone link as it is usually desirable to remain connected for as short a period as possible 0 connect at start up and remain connected 1 connect at start up and disconnect once data is transferred 2 do not connect at start up This sp
14. If a computer is used data is transferred to the computer automatically each time the user runs the EnviroMon program on the computer Storing data on the computer has a number of advantages amp Data can easily be backed up for added security see Saving and Restoring Configurations and Data 37 amp If the computer already has access to a printer it is not necessary to buy a separate printer for the logger amp The computer software offers a wider range of report formats Itis possible to transfer data to other applications for further analysis amp The computer need not be on the same site as the logger see remote data access Once data is stored on the computer it can be processed to create a number of outputs amp A spreadsheet style display which can be transferred to a spreadsheet for further analysis amp A graph of readings against time over periods from hours to years amp A period summary which shows the minimum maximum and average reading for each sensor during the period together with the number of alarm events and the total alarm duration amp A list of alarm events It is possible to add notes about action taken on alarm It is possible to specify a backup path for files which can either be a diskette or a network drive If you specify a diskette the backup should be done manually using the Backup option on the File menu If you specify a network drive you can also request an automatic backup each t
15. Magnifies the middle half of the display to fill the whole height El Shrink vertical axis Shrinks the current display height to half size so that more is displayed above and below Ml Scroll down Moves a whole display down The remaining controls in the vertical column are Select today Sets the time axis to run from midnight yesterday to midnight today Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 42 EnviroMon User s Guide E EKM DE Select this week Sets the time axis to run from the first to the last day of this week By default the first day of the week is Monday The FirstDayOfWeek 110 preference can be used to specify a different day Copy to clipboard Copies the graph to the clipboard Print contents of window Prints the graph Select channels Selects the channels to display on the graph Window options Specifies the options for the graph Help Goes straight to help information specific to the graph window Axis control buttons 421 Axis control buttons The axis control buttons appear in the Graph window 41 Vertical axis control button Opens a text box in which you can type the maximum and minimum values for the vertical axis These must be within the range of acceptable values for the sensor Click the button to apply the values and close the text box EnviroMon for Windows 03 12 23 83 Latest Gr a Ch 1 h2 Ch3
16. Ticking the check box specifies that the sensor is enabled Alarm disabled message Depends on the settings in the Sensor alarm 7 dialog box emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Main settings 67 6 4 2 Sensor alarm Dialog location Settings Configuration Change Locations Add Alarm Settings Configuration Change Locations Edit Alarm This dialog box is used to specify the details for one of the three alarm time ranges The alarm for a sensor can be enabled during any combination of these time ranges Note It is not necessary to enter any details if you want to have alarms for all sensors either permanently active or permanently disabled x Alarm Ch 6 1 GN Available EL042 Outputs ever C Always EL042 Addr 7 Output Buz ELO42 Addr 7 Output C During specified time ranges EL042 Addr 7 Output B ELO42 Addr 7 Output C F Time range Time range 4 Time range 2 I Time range 5 Time range 3 I Time range 6 Minimum value T Maximum value TE Cancel Holdoff fo minutes Hysteresis 0 50 Help When the alarm is enabled for this sensor the alarm will sound when the value goes out of range or if the sensor or converter fails There are several options amp Never The alarm is never enabled for this sensor amp Always The alarm is always enabled amp During specified time ranges Time range 1 the alarm is enabled on
17. a dial up line or could be placed safely behind a firewall on a company network It is also relatively easy to set up as you only need to customise the simple example files to provide the images that you require The EnviroMon software can run on any Windows computer and the can send data to any web server including an ISP s server The interactive version must have the EnviroMon software running on an Windows 32 bit machine that is directly connected to the Internet You will need to be able to write HTML and CGI scripts to provide fully interactive operation Safe method The files that were used to generate the dynamic web pages on the Pico web site http www picotech com dynamic are available as samples They are amp dynamic html the HTML wrapper for the images amp jpegs bat a batch file to periodically generate images and send them to the web server amp jpegs ftp an FTP command file to send J PEGs and CSV files to the web site You will need to customise these files to suit your own application amp Modify the sample file jpegs bat to produce the set of files that you require see Command line data export 7 Here is a typical example emw32 d emw32 jtoday jpg rtoday start lday gtemperatures emw32 jthisweek jpg rmonday start lweek gmains amp Modify the sample HTML files to contain your company details and references to the J PEGs that you want to display and place the HTML files on your w
18. be running other software products For this reason one of the conditions of the licence is that it excludes usage in mission critical applications such as life support systems Viruses This software was continuously monitored for viruses during production but you are responsible for virus checking the software once it is installed Support If you are dissatisfied with the performance of this software please contact our technical support staff who will try to fix the problem within a reasonable time If you are still dissatisfied please return the product and software to your supplier within 28 days of purchase for a full refund Upgrades We provide upgrades free of charge from our web site at www picotech com We reserve the right to charge for updates or replacements sent out on physical media Trademarks Windows is a registered trademark of Microsoft Corporation Pico Technology and EnviroMon are internationally registered trade marks of Pico Technology Copyright 2004 2008 Pico Technology Limited All rights reserved emw en EnviroMon User s Guide 2 1 2 2 Configuration EnviroMon is a very flexible system Itis made up of a number of separate modules and you simply choose the modules that you need to do the job In addition there are several software options that can be configured so that the logger will do exactly what you want This section describes the points that you should consider w
19. core cable such as WI003 Connect terminal 1 to terminal 1 terminal 2 to terminal 2 and so on The signals associated with each connection are as follows Connection Signal 1 Data A 2 Data B 3 Power 12 to 18 V 4 Ground 3 1 4 Sensor connections If you need to connect flexible cable sensors to standard converters proceed as follows 1 Attach a sensor connector to a length of 4 core flat cable 2 Connect the two wires from the sensor to the left hand two wires on the length of 4 core cable Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 14 EnviroMon User s Guide ELO20 sensor adapter The EL020 sensor adaptor has two sensor sockets back to back If it is necessary to extend a sensor cable it is easy to do so by making up a cable of the required length with plugs at each end then using the EL020 to attach one end of this cable to the sensor cable C0017 W1I001 Extension up to 100 metres EL020 Sensor adaptor EL015 Sensor emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Equipment 15 3 2 Sensors 3 2 1 ELO15 temperature sensor A sensor is required at each location where you wish to measure temperatures The EL015 temperature sensor is a steel tube about 5 cm long It has a 5 m cable and there is a sensor connector at the other end of the cable Sensor connections gt gt 131 The sensor should be located wher
20. identifier f there are several loggers that could raise an alarm this field can be used to identify which logger is sending the alarm message It must be a maximum of 8 characters For pagers the characters must all be digits Network diagnostics Dialog location Settings Configuration Change Equipment Diagnostics This dialog shows the network driver version and a summary of errors detected on the network Use this option only if directed by Pico technical support staff to do so peen Network diagnostics x Network driver version 5 Stuck high 0 Help Stuck low 0 Power fail 0 Bad idle 0 Incomplete a Voltages Bad checksum 0 No response 0 Bad byte count 0 EG The Voltages button opens the Voltages dialog that shows internal voltages within the logger EL005 only The Reset button clears the error counts to zero Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 64 EnviroMon User s Guide Voltages Dialog location Settings Configuration Change Equipment Diagnostics Voltages This dialog displays a number of voltages within the logger Use this button only if directed by Pico technical support staff to do so x Mains E 7402 P Battery 5788 Hel Net current 1 90 Hel Net Net B Idle 1130 hi140 Rising iss fi High faz fig Falling hn fine Low ha gt Logger list Dialog location Settings Configuration Change Equipme
21. necessary to use a remote audible alarm either in the work area or in a security control room This can be linked to the logger using the network cable If it is necessary to respond to alarms when the site is unmanned the alarm dialler module can make telephone calls to several numbers and deliver a voice message In the event of power failure In the event of a power failure the EL005 logger will continue operating from its internal battery backup This internal battery recharges automatically when mains power is restored For some applications it is not necessary to collect or store data if mains power fails emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 2 5 Configuration 9 Data storage and analysis Data storage and analysis requirements vary enormously depending on the application There are three main options amp Monitor temperatures use the logger only for immediate temperature monitoring and alarms amp Print out reports at regular intervals directly from the logger amp Store the data on a computer The logger can print the current temperatures and a periodic summary showing the minimum maximum and average readings together with the number of alarms and the total alarm duration This approach is useful if there is not space for a computer or if staff are not familiar with computers These reports can be printed out either at regular intervals or on request
22. network When the external power supply and network power both fail the batteries will provide power for the dialler for several hours LED status When the unit powers up the LED starts to flash Once it has received a valid message from the logger the LED goes on continuously If there is an alarm condition the LED flashes a number of times every five seconds to signal one of the following alarm conditions amp 1 flash sensor alarm condition raised by logger amp 2 flashes mains line fail only if external mains adapter fitted amp 3 flashes network failure ELO18 emulation The EL042 can be programmed to emulate the EL018 dialler adapter battery backup 23 and ELO06 remote alarm 241 units See Emulating the EL006 and ELO18 29 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 26 EnviroMon User s Guide 3 5 3 1 EL042 in ELO18 EL006 emulation mode The EnviroMon system with the EL042 251 in EL018 23 EL006 emulation mode is designed to operate with the Gardiner Technology Gardtec dialler or the Menvier Security SD1 speech dialler The dialler can be programmed with a list of emergency telephone numbers When there is a problem the dialler calls each of the telephone numbers in turn until someone answers then it gives a message saying that there is a problem The dialler behaves in the same way as any normal extension and does not affect the normal operation of
23. of each measured parameter emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 1 4 Introduction 5 Legal information The material contained in this release is licensed not sold Pico Technology grants a licence to the person who installs this software subject to the conditions listed below Access The licensee agrees to allow access to this software only to persons who have been informed of these conditions and agree to abide by them Usage The software in this release is for use only with Pico products or with data collected using Pico products Copyright Pico Technology claims the copyright of and retains the rights to all material software documents etc contained in this release You may copy and distribute the entire release in its original state but must not copy individual items within the release other than for backup purposes Liability Pico Technology and its agents shall not be liable for any loss damage or injury howsoever caused related to the use of Pico Technology equipment or software unless excluded by statute Fitness for purpose As no two applications are the same Pico Technology cannot guarantee that its equipment or software is suitable for a given application It is your responsibility therefore to ensure that the product is suitable for your application Mission critical applications This software is intended for use on a computer that may
24. plastic label on the cable next to the connector specifying the type of sensor the batch number and the sensor number The batch number and serial number are unique for each sensor and can be used as a reference number for calibration information Now go to Connecting up the equipment 321 Connecting up the equipment To gain experience with the system we recommend connecting up a small system with just a single converter next to the computer Once you are confident that you understand how it works you can install the complete system in the correct place 1 Logger to PC Connect the logger to either of the 9 pin D9 serial ports on the computer using the serial cable 2 Power Plug the mains adapter into a mains socket and then plug the DC connector into the logger 3 Network Plug one end of the network cable into the logger then plug the other end into one of the network sockets labelled Net on the converter 4 Sensor Plug the sensor into the first sensor socket on the converter Now go to installing the software 331 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Getting started 33 4 2 3 4 2 4 Installing the software Installing under Windows XP SP2 or Vista NOU BWNE Insert the Pico CD into your CD ROM drive If Autorun is enabled the CD will startup automatically If so go to step 5 Click the Start button and select Run Type d pico wher
25. pointing at a menu option and pressing the F1 key If you minimise the monitor window the computer will display an EnviroMon icon alternating with a status lamp that shows whether there are any warnings or alarms e If an alarm occurs you can then click the icon to restore the Monitor window If you have set up one or more deviation alarms the monitor window will contain extra information see Monitor window with deviation alarms 401 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 40 EnviroMon User s Guide 5 2 Monitor window with deviation alarms If you have set up deviation alarms the Monitor window 391 will display one or two extra columns of status lamps The example below shows a simple setup with one deviation alarm I Enviromon for Windas al 1 Status lamp for Eile Settings View Help Deviation 1 alarm Alarms Channel Reading Units Deviation 1 Ch6 1 2 37 ee et lamps ch 6 2 29 31 or individual sensors oa seen Mains off OFF In this example the monitor window shows that a deviation alarm called Deviation 1 has been set up for the Ch 6 1 Ch 6 2 and Ch 6 3 sensors The deviation alarm has its own status lamp in addition to the lamps for the individual sensors See also amp Nested deviation alarms 7 for a more complex example amp How to set up a deviation alarm se1 for a detailed procedure emw en Copyright 2004 2008 Pico Tech
26. routines described here were tested using LabVIEW for Windows 95 version 4 0 It is possible to access all of the driver routines described earlier The example supplied emw vi shows how the routines can be called opens the unit takes readings closes the unit To use the example copy emw vi and emw32 d11 to your LabVIEW user lib directory Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 102 EnviroMon User s Guide 10 10 1 Troubleshooting and maintenance Troubleshooting Logger won t communicate with the computer This could be caused by amp Incorrect port selected on computer amp Cable not connected or faulty amp Incorrect baud rate setting on logger If you have an ELO18 battery backup unit but have not checked the appropriate box in the Logger options dialog the unit will assume that the mains power has failed Plug the mains power adapter directly into the logger then reconfigure the logger Logger won t talk to one or more converters This could be caused by amp Incorrect logger configuration amp Faulty or disconnected cabling amp Faulty converter amp Faulty logger See Converter light 15 for information on interpreting the flashing light on the converter If none of the converters are working disconnect all of them and connect one converter directly to the logger If this fails the logger is probably faulty If it succeeds try disconne
27. the logger Converter list x Direct Port 1 1 ELO01 EL01 Triple temperature converter 6 ELO01 EL01 Triple temperature converter 7 EL042 Alarm Relay Auto configure Add Remove The converter list shows the address and type of each of the converters attached to the logger Each converter must have a different address You can use the Change Converter Address 33 program to alter the address of a converter It is not necessary to add devices that do not have sensors for example the EL006 remote alarm but the auto configure function will add them to the list as a check that they are linked correctly to the logger If you auto configure the computer also displays any alarm devices connected to the network for example the EL016 the ELO18 23 or the EL042 Note Each ELO16 requires three addresses so it appears three times in the list See also ELO16 voltage converter 194 Auto configure Automatically update the list of converters connected to the logger Note the logger must be connected before you select this option Add Add a new converter to the logger This will open up the Add converter so dialog Remove Highlight one of the converters in the list then click this button to remove it Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 60 EnviroMon User s Guide 6 3 2 Add converter Dialog location Settings Configuration Change Equip
28. 018 11 12 FCC68 12 Continuous operation 8 Converter addresses changing 33 Converters 3 10 18 adding 60 Current Monitor Converter 7 ELOO1l 2 7 11 18 19 ELO16 2 8 19 ELO26 2 7 15 19 34 EL037 2 8 20 EL040 2 7 21 30 ELO41 7 22 for thermocouples 7 Current clamps TAO11 7 15 30 Current measurement 7 15 Current Monitor Converter 21 Current Monitoring Kit 7 30 Current readings looking at 36 Current transformer 21 D D25 to D9 adaptor 32 D9 to D25 adaptor 31 Data displaying on a web site 95 Data file cleanup 53 Data storage and analysis printing 9 reports 9 spreadsheets 9 Data storage details specifying 53 Data displaying on a web site interactive method 96 safe method 95 Data exporting from the command line 97 Data transferring to other applications 85 DDE 99 112 Delphi programs 101 Deviation alarms Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 118 EnviroMon User s Guide Deviation alarms clearing 69 Deviation Alarm dialog 68 Deviation Alarm Setup dialog 69 nested 71 nested setting up 91 setting up 86 Diagnostics 63 Dialler adapter 16 Diallers 8 10 EL018 8 13 16 23 59 EL042 25 Dialog boxes Add converter 60 Colours 72 Converter list 59 Deviation Alarm 68 Deviation Alarm Setup 69 EL042 Setup 70 Event Information 77 Event options 77 Graph options 75 Language 72 Logger 57 Logger dialup options 62 Logger list 64 Logger Opt
29. 0mA Set Sensor to the name of the new scaling table that you created in this example we called it custom1 Give the scaled sensor a name in this example Custom 1 5 Click OK in the Sensor information dialog to return to the Sensor list dialog which will now show the new scaled sensor ee lx 06 1 Ch 1 f F 06 2 Ch 2 06 3 Ch 3 x Intnl Mains off 01 1 Ch 4 Add 01 2 Ch 5 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved How to 83 6 You now have a new scaled channel called Custom 1 that you can use in the same way as any other channel For example it will appear in the Monitor window like this lo File Settings View Help Alarms Channel Reading Units Cold store Freezer 1 Ch 1 2 65 ch2 22 99 C ch3 23 44 Freezer 2 ch4 2 32 Ch5 2 08 Ch 6 E x 8 5 1 How to supply a user defined scaling file The easiest way to create a scaling table sis to use the Scalels4 dialog However you can also manually create the user scale file USER PSC The scale file will be preserved during software upgrades You can copy an entry from one of the standard PSC files to USER PSC then make changes as required Remember to change the Sensor number to a value in the user range 1 99 so that it does not clash with the entry that you copied You can edit PSC files using the Windows Notepad program Pico software applies scal
30. 10 volts and 4 20 mA EnviroMon can be programmed to convert the measurements into some other units for example pressure and display them in those units Bear in mind when selecting sensors that EnviroMon is a low power system that can carry on running when mains line power fails Where possible select low power sensors If it is essential to use a sensor that requires a lot of power for example gas sensors you should consider providing a local power supply Setting alarms EnviroMon can be configured to sound an alarm if a measurement such as temperature goes out of range high or low or if a sensor fails For many applications it is not necessary to have alarms for all sensors so the alarm function for any sensor can be disabled It is also possible to enable the alarm only during certain time ranges for example during working hours eg 9 to 5 Monday to Friday It may be desirable to have an alarm on sensor failure but not on temperature out of range This can be done by leaving the alarm enabled and setting a wide temperature range If the temperature normally goes out of range for short periods it is possible to hold off delay alarms for a specified period For example if a freezer periodically goes through a defrost cycle lasting 15 minutes an alarm holdoff of 20 minutes would prevent the defrost cycle from causing alarms The high and low threshold disable and holdoff can be set individually for each sensor It may be
31. 11 Even if you do not want to use a computer for day to day operation you will need to connect a computer in order to configure the system Before you run the program review this checklist of things that you need to do so that you have all of the information necessary to get the system going You can use the Print button on the File menu above to get a paper copy of these instructions 1 Draw a plan showing the locations where you wish to place sensors 2 Mark on it the locations where you want to place converters each temperature converter can connect to three sensors 3 Write the converter address on each converter on the plan Each converter must have a unique address If you have more than one converter with the same address you must use the Change Converter Address 33 program to change the address of one of the converters before attempting to configure the system Write down a table with the following details for each sensor amp Location name amp Minimum and maximum value of readings amp Holdoff time if any to allow for defrost cycles amp Address of the converter that you wish to connect it to amp Channel number on the converter 1 to 3 that you will use Choose a sampling interval as follows 1 Divide the maximum number of readings 15 000 by the number of sensors that you wish to use 10 sensors will give you a maximum of 1500 samples 2 Work out the maximum time between computer downloads For exa
32. 2 Addr 7 Output B EL042 Addr 7 Output C I Time range I IT Time range 2 IT Time range 3 IT Time range 4 I Time range 5 i I Time range 6 Cancel 10 In the Available EL042 Outputs list click the output or outputs that you wish to activate when the alarm is triggered You must select at least one output Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 90 EnviroMon User s Guide 11 You can select Never Always or During specified time ranges Click OK to close the dialog and return to the Deviation Alarm Setup dialog 12 Click OK in the Deviation Alarm Setup 5 dialog to return to the Deviation Alarm sd dialog This will now show a summary of the deviation alarm settings like this Deviation Alarm x Logger 1 Deviation Alarm Freezer 1 Edit Converter Type ELO01 ELO17 Triple temperature Sensor Type EL015 temperature sensor Lower Constant Upper Constant Reference Type Difference Sensors Channel Ch 1 Channel Ch 2 Channel Ch 3 nm EL042 Address 7 alarm state Output Navistien flare gt TE ee ss 13 Click Close to return to the 5 00 of uration Control Panel 47 then click Program to store your changes in the data logger and Exit to return to the Monitor window 341 The Monitor window will now show a different view of the network as shown below environ
33. 20 44 C ch4 5 07 chs 4 95 Ch 6 5 06 C Go to Settings Configuration Change and click the Deviation Alarm button This will open the Deviation Alarm 68 dialog as shown below Deviation Alarm x Logger 1 Edit Deviation Alarm 1 Deviation Alarm 2 Deviation Alarm 3 Deviation Alarm 4 Deviation Alarm 5 Deviation Alarm 6 Deviation Alarm 7 Ne tion arm emw en Copyright 2004 2008 Pico Technology Limited All rights reserved How to 87 3 Double click Deviation Alarm 1 to open the Deviation Alarm Setup sd dialog which will look like this Deviation Alarm Setup e Ghannel reference 4 Type a name for the deviation alarm such as Freezer 1 in the Alarm Name box 5 Select the Converter Type that you are using for this deviation alarm from the drop down list All channels in a deviation alarm must be associated with the same type of converter In our example the converter type is ELO01 ELO17 Triple temperature converter Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 88 EnviroMon User s Guide 6 Select the Sensor Types from the drop down list for the channels that you wish to use in the deviation alarm All channels in a deviation alarm must be associated with sensors of the same type In our example the sensor type is EL015 temperature sensor The Deviation Alarm Setup dialog will now list th
34. 9 T Windowsdrivers iissesseteec ccs estietseradcceeeceasssececeesesavedangessiedauvedencesevedussesahecetyecdvessseossccedeenseseneredes 99 LAP EEE 1 em_open Temes 3 em get SENSOrs rmrnr renn raven rnenereanensanenersnnersanensanensrsanensanensrsenensanensanenersanensanenessenersanensanenensanensenen 99 A em 2 Gets TT A EE E EE 5 em open reading 6 em get reading srernrsrnrnnovrnrnnnnnnenenennnnnnnnnenennnenennsnenensnsnensenenensnenennsnenensnenennnsenensnsnennsnenensnsnene JC vredens keg diets eksen intake see sad JER uret 5 Delphis rrer E E EE E EE E EE ERRE E 6 ET h A a AE E EEA EE EEEE E EE EEEE 10 Troubleshooting and maintenance essesseesersseseeeseesseseeeseesseseeeseesseseeeseessereeeseeeserseeseesserseeseeeses 102 1 Troubleshooting eeeeeeereeererereresesesesrersrsrsrerererererenerererererenenenenenreeerererererenerererererenerenerererenene 102 2 Maintenance eseon ieod erreneren eaae a e cosvoeuevesscecusestocddcoceteabevevsesveccstesdbessses 103 3 Calibration EA E EAE egnet 103 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en IV EnviroMon User s Guide 11 File formats and other useful information scsccccecssssssssnsecececeesessssneesecececsesessanseseceeeees 106 1 Program files rrnonnrnonnon nonne non nomen nonnnnnnnenennenennannenennenennannenasnenssnennenssnensenennenesnensenennenssnensenen 106 2 a a E EEA TE EIA ENE N A EO A 106 3 RDG filesi
35. A 2 0 Frequency response 50 to 60 Hz Output voltage 1 mV AC per 1 A AC Operating temperature 0 C to 50 C Maximum conductor size 29 mm Safety note The current clamp is designed to be used on insulated wires Using the clamp on uninsulated wires may damage the equipment and cause injury to yourself or others Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 16 EnviroMon User s Guide 3 2 4 3 3 3 3 1 SEOxx thermocouples Thermocouples for use with the EL041 thermocouple converter are as follows SE000 Exposed Wire PTFE Thermocouple amp Chemically inert sheath amp Exposed wire junction amp Fast response time SE001 Exposed Wire Fibreglass Thermocouple amp Tough fibreglass sheath amp Exposed wire junction amp Fast response time Note All of the above thermocouples are Type K Further information on the EL041 thermocouple converter gt gt 221 Loggers ELO05 logger The EL005 logger has no display or buttons so it can only be used with a computer It also has no internal alarm so if you need an audible alarm connect an EL006 audible alarm unit or EL042 alarm amp relay unit to the network Specifications Sampling rate 1 to 240 minutes per sample Max readings 250 000 Max no of converters 10 Max no of sensors 40 PC connection Serial port Power supply 12 V DC unregulated or 14 to 18 V DC regulated Battery backup Internal rechargeable
36. AC current measurement The EL040 is a 3 channel device capable of monitoring three current transformers at the same time the current monitoring kitla comes complete with 3 current clamps Current transformers require no power and are available in a wide variety of formats from 200 A clamp on units to 5000 A fixed core transformers These devices typically generate an AC signal of 1 mV for each ampere flowing through a cable The EL040 allows these currents to be easily measured using the EnviroMon system Specifications Number of Channels 3 Sensor required TAO11 current clamp or another suitable current transformer Max input voltage 1 V AC RMS Input impedance gt 1MO Frequency range 20 Hz to 1 kHz Accuracy 1 0 to 200 mV 2 5 200 mV to 1 V Operating temperature 20 C to 70 C Input connector 4 mm banana plug Connections Most current transformers are fitted with 4 mm banana plugs so that they are suitable for use with multimeters Connect the banana plugs on the current transformer into the banana sockets on the EL040 The polarity is not important The current clamp should be clipped round a single core of the mains cable It will not give correct readings if live neutral and earth wires all pass through the current clamp mains cable It is not necessary to make an electrical connection to the cable and doing so may be dangerous If you wish to work on uninsulated high voltage cables please check the suitabi
37. Delphi Visual Basic provide tools to make DDE requests from other applications emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 12 12 1 Communications protocols 113 Communications protocols EnviroMon logger protocol The computer normally uses 57 600 baud for a direct link to a logger and 9 600 over a modem link Data is transmitted with 8 data bits two stop bits no parity No flow control lines are used All messages to and from the logger have the following format Byte Name Usage 1 length This is the total length of the message including 3 byte header and 1 byte checksum The maximum message length is 254 bytes 2 address This is normally 1 unless you are using several loggers on a multi logger radio modem network 3 function 0 LF_GET_BLOCK 19 LF_GET_READING_VALUES Other functions are available 4 DB1 This is the data part of the message 4 n 1 DBn 4 n checksum Calculate the SUM of all preceding bytes Checksum is OxDE SUM The computer sends a request to the logger and then the logger sends a response for most functions within 200 ms LF_GET_BLOCK When the computer wants to get a block of data from the logger it sends an LF_GET_BLOCK request which contains two bytes of data in the data part of the message Byte Name Usage DB1 Block ID 0 LB VERSION 3 LB CURRENT 4 LB NO OF READINGS 10 LB FIRST READING 11 LB MAX READINGS 14 LB ALARM ACT
38. IVE DB2 Section number You probably won t need this We can supply more information if required Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 114 EnviroMon User s Guide The data part of an LF GET READING response for an LB CURRENT request is as follows Byte Name Usage DB1 value 1 MSB most significant upper byte of current reading for sensor 1 DB2 value 1 LSB least significant lower byte of current reading for sensor 1 DB3 4 value 2 current reading for sensor 2 DB5 6 value 3 current reading for sensor 3 The data part of an LF_GET_BLOCK response for an LB_ALARM_ACTIVE request is as follows Byte Name Usage DB1 alarm 1 Alarm status for sensor 1 0 alarm off 1 alarm on DB2 alarm 2 Alarm status for sensor 2 DB3 alarm 3 Alarm status for sensor 3 LF GET READING VALUES Before attempting to get stored readings from the logger it is necessary to read the following three blocks LB NO OF READINGS LB FIRST READING LB MAX READINGS The readings are stored in a circular buffer that contains 15 000 two byte values Values below 32511 are reserved for error codes leaving numbers between 32511 and 32767 for data values Example If a logger is configured for three sensors and is left running for an hour collecting one reading every 5 minutes these values will be as follows LB NO OF READINGS 12 12 x 5 minutes 1 hour LB FIRST READING 0 LB MAX READINGS 5000 cal
39. a Byte DB1 DB2 DB3 4 DB5 6 DB7 8 DB9 10 Name Usage value 3000 MSB value for reading 1 channel 1 value 3000 LSB value 3001 value 3002 value 3003 value 3004 DB29 30 value 3014 value for reading 1 channel 2 value for reading 1 channel 3 value for reading 2 channel 1 value for reading 2 channel 1 value for reading 5 channel 3 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 116 EnviroMon User s Guide 13 13 1 13 2 Messages Computer messages Logger not found This message indicates that the computer could not make contact with the logger See Troubleshooting lo Logger configuration appears to be incorrect This message indicates that the logger configuration is not the same as the configuration in the computer If you have more than one logger check that you have connected the correct logger and that you are using the correct settings in the computer You can prevent this message from recurring by re writing the logger configuration Click Program in the Configuration control panel Operation failed If the dialog box also says Get Logger Version this message indicates that the computer could not make contact with the logger See Troubleshooting lo If the dialog box also says Halt the Logger you will probably find that the operation will succeed if you try again straight away If the dialog box says Write Text contact Pico for a compu
40. active users Select your name from the list Password Enter your password here It will be displayed as asterisks as you type 6 3 Logger dialog Dialog location Settings Configuration Change Equipment This dialog enables you to specify how the logger is connected to the computer There are also buttons that give access to other dialog boxes for entering converter details and controlling advanced logger functions printing etc x Connection Direct v Converters Serial port Com v Address 1 Options Baud rate 57500 baud IP server __Setlink IP port frost Diagnostics I Enable support for multiple loggers Help Cancel Connection Specifies how the logger is connected The options are amp Direct The logger is connected directly to the serial port on the computer You can connect up to nine loggers to the same computer in this way each to a separate serial port amp Via telephone modem The logger is at a remote site and the computer uses a modem to make a telephone call to the logger each time you request information Use the Telephone button to enter details of the link Itis only possible to connect one logger by telephone If you need to access more you should create a separate configuration for each logger amp Via radio modem The computer is connected to a radio modem as is the logger Up to 250 loggers may be connected each with a separate address Telephone
41. ading Reading data typedef struct INT16 temperature NS8 status ENSOR_READING na Each reading is made up of a block of 3 byte SENSOR_READING records one for each entry in the sensor number table Date time code The date time code is made up of the time in minutes and the day number Day 1 is the 1st January 1980 Date time code day number 1440 time Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 112 EnviroMon User s Guide EMWEVENT LOG This file contains details of the events that have occurred since the log was created parameters out of range equipment failures etc DDE Dynamic Data Exchange DDE is a convenient method of transferring the current set of readings to other applications Data is transferred approximately once per second Data items are identified by three keywords Application Topic and Item The keywords accepted by EnviroMon are Application EMW Topic Current Item Name parameter name Value the current value Units the units Alarm the alarm status Each DDE request returns a list of values for each parameter To read the current values into Excel type the following command into a spreadsheet cell EMW Current Value To read the current values into Quattro Pro type in the following command into a cell DDELINK EMW Current Value Most application programming languages C
42. ading 5 Press the Shift key and click the left mouse button amp If you wish to select all of the readings for one day 1 Point the mouse at any reading during the required day 2 Click the left mouse button and the reading will be highlighted Click the Ld button Ww Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 46 EnviroMon User s Guide 5 6 Events window When you select Events from the View menu the computer opens a new window like this Enviromon for Windows lolx BEM 4 Start dateftime Sensor name End dateftime Event type Action taken 26Feb08 12 02 Config viewed or changed 26Feb08 12 04 Config viewed or changed There are two or four lines of text for each event At the left are the start and end date time although the end date time is omitted if the fault is still active Next to these are the sensor name and a description of the fault If Show action taken is enabled the action taken will be displayed beneath the fault description The scroll bar on the right selects the range of times to display To select a range of readings you can use the following buttons Write to disk Writes the events to a file on disk Copy to clipboard Writes the events to the clipboard Print the contents of window Prints the events Window options Specifies the options for the events Help Goes straight to help information specific to the events windo
43. allation is a fixed network Place an EL009 wall socket at each location where a converter or logger is required and use a standard 5 metre cable to connect the socket to the logger or converter Fixed cable 3 m a A kills Lae Pico meste com ELOO1 ELOO1 ELOO1 ELOO1 Trpte Temperature Converter Thole Temperature Converter Triple Temperature Converter Tiple Temperature Converter Toa Geen k a en ELOO1 Converters Connectors It is very easy to set up a small system as all of the parts connect together using telephone style FCC68 connectors To prevent incorrect assembly the following two different types of connector are used amp C0018 a wide 6 way connector with four pins fitted and the outer two slots empty used for network cables amp C0017 a narrow 4 way connector used for sensor cables ELL I Co018 C0017 Network connector Sensor connector emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Equipment 13 3 1 3 Screw terminal connections The following two EnviroMon devices are fitted with screw terminal blocks amp EL018 dialler battery backup unit amp ELO21 network junction box The screw terminal block connects the device to the network instead of using the telephone sockets The connections linking the device to an EL009 wall socket are like this ELOO9 Wall maunt socket Connect adjacent units using four
44. ange Opens the Configuration control panel 47 from where you can modify all settings Save As Default Saves the current EnviroMon configuration which you can later retrieve using Load Default Load Default Loads the EnviroMon configuration that was last saved using Save As Default New Clears all configuration information If you wish to retain the present configuration ensure that you save it before selecting this command Open Opens a selected emwcfg file containing an EnviroMon configuration Save As Saves the current EnviroMon configuration in a named emwcfg file Open Archive Opens a selected emwarc archive file Save As Archive Creates an emwarc archive file containing the EnviroMon configuration logged data the event log and user scaling data For an example of when to use archive files see How to use multiple loggers 79 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 38 EnviroMon User s Guide 5 Display options EnviroMon can display data in five different formats corresponding to the following five window types Monitor window 34 Shows current temperatures and alarm state Graph window 4 Shows the temperature over a period of time Summary window 43 Shows the statistics and error information for a period of time Spreadsheet window 44 Shows detailed temperature information in a format that can be copied to a clipboard Event window e Shows each o
45. at it is working correctly before you start to rely on the results When deciding on tests the test should be as lifelike and as complete as possible For example if you are using a dialler you should simulate a fault then verify that the logger activates that dialler the dialler calls the correct telephone numbers and the persons called understand how to acknowledge the call emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 3 1 3 1 1 Equipment 11 Equipment The network is a four wire cable which carries power and data between the logger converters and optional equipment such as remote alarms The logger can be attached anywhere along the network cable The network will operate correctly with about 400 metres of standard network cable between the logger and the furthest converter but this distance can be increased to a kilometre or more by using thicker cable The network can be built in the following four ways amp Connect each converter to the next using EL003 network cables Each cable is 5 metres long so the units must be within 5 metres of each other amp Make up longer versions of the network cable then connect each converter to the next using these cables you will need a crimp tool available from Pico to attach the plugs to the cables amp Install a fixed cable around the site with an EL009 telephone wall socket at each point where a converter or logger is to be in
46. ate when the deviation alarm is triggered emw en Copyright 2004 2008 Pico Technology Limited All rights reserved How to 93 6 Click OK in the Deviation Alarm Setup dialog to return to the Deviation Alarm dialog which will now show all three deviation alarms like this Deviation Alarm Logger 1 Deviation Alarm Freezer 1 Converter Type ELOO1 EL017 Triple temperature Sensor Type ELO1S temperature sensor Lower Constant Upper Constant 5 00 Reference Type Difference Sensors Channel Ch 1 Channel Ch 2 Channel Ch 3 ELO42 Address 9 alarm state Output B Output Deviation Alarm Cold store Converter Type ELOO1 ELO17 Triple temperature Sensor Type EL015 temperature sensor Lower Constant Upper Constant 5 00 Reference Type Difference Deviations Freezer 1 Freezer 2 H ELO42 Address 9 alarm state Output Buz Deviation Alarm 4 rn ot pr mat J ki Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 94 EnviroMon User s Guide 7 Close the Deviation Alarm sd dialog and return to the Monitor window which will now look like this environ for Windom T 3 File Settings View Help Alarms Channel Reading Units Cold store Freezer 1 Chi 4 40 ch2 20 63 C ch3 21 23 C Freezer 2 ch4 4 27 chs 4 05 C ch 4 18 C The three columns of alarm lamps show that we
47. ation information for the sensor so the two units are supplied as a set The EL030 contains both a temperature sensor and a humidity sensor The humidity sensor has a calibrated accuracy of 2 5 Electric current EnviroMon can measure current with the three channel EL040 current monitor converter 215 which has a 1 volt AC RMS input range making it suitable for use with a wide range of current transformers Measuring mains current The TAO11 current clampl 151 is ideal for measuring mains current for industrial or home applications These clamps can be purchased separately or as a current monitoring kitl301 designed for monitoring 3 phase supplies The kit includes the logger current monitor converter and 3 current clamps Copyright 2004 2008 Pico Technology Limited All rights reserved emw en EnviroMon User s Guide 2 2 4 2 3 2 4 Other parameters The following two general purpose converters are suitable for use with the EnviroMon system amp EL016 8 channel voltage converter no longer manufactured amp ELO37 3 channel voltage 4 20 mA converter 4 channels with EL005 The EL016 has eight inputs that can measure signals between 0 and 2 5 volts EnviroMon can be programmed to convert the voltages into some other units for example pressure and display them in those units The EL037 has 4 inputs of which only 3 are available when used with the EL008 that can be configured to measure 2 5 volts
48. caledl etc Values are in the units specified by the Units parameter emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 8 6 How to 85 How to transfer data to other applications How to export historical data as text You can export graphical data in the following three ways amp By copying data from the spreadsheet window to the clipboard amp By writing data from the spreadsheet to a disk file amp By writing data directly to a comma separated value CSV disk file using Command line data export 7 The first two methods are useful when you want to browse through the data in the spreadsheet window and then write small amounts of data to a text file The command line function is less intuitive but has the following advantages amp It gives you much more control over the range of data to be exported It works well even with large amounts of data amp You can set up a script to automate the export of data to a text file How to export historical data as graphs You can export text data by doing any of the following amp Copying the data from the graph window to the clipboard amp Writing data from the graph to a disk file Q Ar ting data directly to a BMP or JPEG disk file using Command line data export 9 The first two methods are useful when you want to browse through the data in the graph window and then write one image to the clipboard or a text file Th
49. cells Connections The logger has four sockets on one end amp A round DC power socket The cable from the mains adapter supplied with the logger plugs in here amp Two square network sockets amp A D shaped serial port socket which connects either to a computer serial port or to a printer using the serial port adapter supplied The logger also has a red light next to the serial port Batteries The EL005 logger has internal rechargeable batteries These are kept topped up while mains power is available and will keep the system running for up to 72 hours during a mains power failure The ELO18 dialler adapter battery backup unit can provide power to the system for much longer periods in the event of mains failure The unit switches to battery power as soon as the mains power is disconnected so it will take some time for the batteries to recharge after a long period without mains power emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Equipment 17 LED When the unit is first powered on the red light comes on continuously while it carries out a self test If the unit is not configured the light flashes at a uniform rate once per second If the unit is configured the light shows traffic on the EnviroMon network normally by a sequence of very short flashes every three to five seconds Logger internal parameters The logger can record the following internal parameters amp E
50. combinations are therefore valid date date offset date offset date time date timet offset date time offset Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 98 EnviroMon User s Guide A date can be specified as one of the following 15Dec01 day month name and year today the current date monday the Monday preceding today other weekdays are valid first the first day of the current month A date and time can be specified as now date and time now date assumes the time is 00 00 date 15 00 assumes 3pm on the specified date start the start date time valid only in end end the end date time valid only in start An offset can be specified as a sign a number and a keyword for example 2days or lhour The following keywords are valid minute or minutes hour or hours day or days week or weeks month or months year Or years Specifies what group of parameters to display The groups can be defined using the Channels option on the graph or spreadsheet windows If the group is blank all channels are displayed If the group is monitor the program generates an image or CSV file for the monitor window If the group name contains spaces it must be enclosed in double quotation marks emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Drivers 99 9 2 9 2 1 9 2 2 9 2 3 Drivers Windows drive
51. come on Once a year you should check that the complete dialler system is working First notify all of the contacts that you are about to test the system and check that they remember how to acknowledge the alarm Next simulate a fault by disconnecting a sensor When the logger alarm starts sounding one of the red lights on the dialler adapter should come on and the dialler should start making calls Sensors Check annually for signs of corrosion on the sensor or for a build up of debris on the connector Calibration There are several levels of calibration amp Calibration by a nationally accredited test house e g NAMAS in the UK amp Calibration using equipment calibrated against national standards amp Comparison against other equipment as a sanity check Calibration by a nationally accredited test house is necessary only if there is some legal regulatory or technical reason for doing so For example a company that manufactures gas meters might be required to prove that the meters were calibrated at a particular temperature Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 104 EnviroMon User s Guide Calibration using equipment calibrated against national standards is the most common option This can be carried out by a test house the manufacturer or distributor or by the user if the required equipment is available The sanity check test should be carried out by the u
52. cting sections of the network until it starts working If more than one converter is not working and all of the malfunctioning converters are all on the same section of the network replace the converter nearest the logger If this cures the problem the converter is faulty otherwise the network cable leading to the nearest converter is probably faulty If just one converter is not working do the following tests amp Disconnect the network from the logger and connect the malfunctioning converter directly to the logger amp Connect another converter at the same location as the malfunctioning converter Sensor fail or incorrect reading This could be caused by amp Sensor cable damaged or disconnected amp Sensor connector dirty amp Interaction with faulty sensor on same converter amp Faulty converter If all of the sensors on one converter are misbehaving replace the converter with another unit If this cures the problem the converter is faulty If not disconnect all of the sensors and plug in one sensor at a time Note With this fault it may take some time for the logger to return to displaying the correct temperature You can accelerate the process by restarting the logger after connecting each sensor emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Troubleshooting and maintenance 103 10 2 10 3 If all sensors except one seem to function on their own reconnect all o
53. culated by software If the logger is left until 6000 readings have been collected the values will be LB NO OF READINGS 5000 not 6000 because LB NO OF READINGS cannot exceed LB MAX READINGS LB FIRST READING 1000 location of oldest reading in buffer LB MAX READINGS 5000 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Communications protocols 115 After 6000 readings have been taken the buffer will contain the following values Value number 0 1 2 3 2996 2997 2998 2999 3000 3001 3002 3003 3004 14995 14996 14997 14998 14999 4000 4000 4000 4001 4998 4999 4999 4999 0 0 0 1 1 3998 3998 3999 3999 3999 Reading number Channel number HONHKEON ON ONFO NrFONEF The reading buffer is accessed by sending a LF GET READING VALUES message asking for a sequence of values To improve the data transfer rate you can ask for up to 125 values to be returned at once The data part of the LF GET READING VALUES message contains the following data Byte DB1 DB2 DB3 DB4 DB5 Name value no MSB value no value no value no LSB no of values Usage most significant upper byte of value no least significant lower byte of value no number of values to send To get the values for 3 channels for the oldest five readings in the above example value no no of values 1000 x 3 5x3 3000 15 The response would contain the following dat
54. d next to the relevant button Holidays This button opens the Holiday dates s dialog box which can be used to specify the dates of up to 12 holidays Alarm time ranges can be disabled on the specified holidays if required Holiday dates Dialog location Settings Configuration Change General Alarm Holidays This dialog box is used to specify a list of dates of up to twelve holidays It is then possible to disable some or all alarm time ranges on the specified holidays This could be used to disable sensors in processing rather than storage areas on days when a processing plant is shut down for a holiday Holiday dates x Cancel The dates must be entered in the format DDMMmYY for example 25Dec08 It is not necessary to enter any details if you do not need to make special arrangements for holidays Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 52 EnviroMon User s Guide 6 1 5 Site information Dialog location Settings Configuration Change General Site This dialog is used to specify the site name and maintenance contact This information appears on reports printed by the computer or by the logger Site information x Name of site James House Cancel Maintenance contact Hel elp FidgeCo 01234 123454 Name of site The name of the site where the loggers are to be installed Maintenance contact Contact details for maintenance ca
55. d off period in minutes for the alarm These sections contain information about the current windows If a particular window is causing problems it may be worthwhile erasing the corresponding section of the INI file Temperature section Do not change this section Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 110 EnviroMon User s Guide Alarm section Hysteresis 50 Controls the amount of hysteresis used for alarms See the Alarm dialog 50 for a detailed description Latch No Specifies whether the alarm should continue to sound until the user cancels it even if the alarm condition goes away in the meantime Site section Name Fresher Foods Limited Maintenance I C Gale Refrigeration Ltd 01116 212405 This information appears on graphs and spreadsheets Preferences section Colour7 8421376 These specify the colours of traces for the graph Colour8 8388863 Colour9 12632256 FirstDayOfWeek 0 Specifies which day is to be treated as the first of the week This is used by the Select this week button in the Graph window The default value of 0 means Monday 1 means Tuesday and so on emw en Copyright 2004 2008 Pico Technology Limited All rights reserved File formats and other useful information 111 11 3 RDG files Each time the computer connects to the logger it transfers any new readings from the logger and saves them in a reading RDG f
56. dible alarm This type of alarm is raised if the logger sends an alarm on message The message will be repeated every sample interval The alarm remains active until the logger sends an alarm off message The alarm mode can be disabled by the logger Power supply fail alarm A power supply fail alarm activates Output B see pinout 23 and the audible alarm This type of alarm is raised if the external 12 volt power adaptor fails due to a mains failure for a given duration as set by the logger The alarm condition goes away immediately when the external power returns The alarm mode can be disabled by the logger Network fail alarm A network fail alarm activates Output C see pinout 281 and the audible alarm This type of alarm is raised if the unit does not receive a message from the logger for a given duration as set by the logger The alarm condition goes away as soon as network communications return The alarm mode can be disabled by the logger 3 5 3 2 _ELO42 in independent mode In this mode the EL042 provides three opto isolated switches available from the 9 way D connector 28 and an audible alarm It can also be used with the deviation alarms in the EnviroMon software This is the default mode of the EL042 Alarm conditions Audible and output alarms are controlled by messages sent from the logger When the logger is running on internal batteries because of external power supply and network power failure alarm
57. dings to collect before stopping Note If you use Stop when full or Stop after n samples modes you can restart the logger only by disconnecting and reconnecting the mains adapter and battery from the logger or by reprogramming it No of samples This specifies the number of readings to collect before stopping when in Stop after n samples mode Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 50 EnviroMon User s Guide Temperature display Dialog location Settings Configuration Change General 481 Temperature This dialog is used to specify the units for temperature measurements and the number of decimal places for measurements Readings are normally displayed in Celsius with two decimal places for example 4 65 C Temperature display x Une Celsius z pe dl Cancel Decimal places u Y ae Alarm behaviour Dialog location Settings Configuration Change General Alarm This dialog is used to specify the way alarms should be handled by the system Alarm behaviour x Hysteresis 0 50 OK Cancel Repeat time None v Help ke Time range 1 08 00 08 00 MonTuewedThuFri Time range 2 Time range 3 Time range 4 Time range 5 Time range 6 pin Ea ind Eee Ea eras poes Holidays Messages Hysteresis If a temperature goes out of range it must go back in range by at least this much before the logger considers that the problem
58. e d is your CD ROM drive Press the Enter key Click the Install Software button The program will guide you through the installation To run the software 1 Click the Start button 2 Select Programs 3 Select Pico Technology 4 Select EnviroMon Setting converter addresses Note You can skip this section if you have only one converter for example if you are using a Starter kit If you are planning to use more than one converter each converter must have a different address If you have two converters with the same address you must change the converter addresses so that each converter has a unique address BEFORE you connect up the complete network To do this 0 00 MRI EE Install the software on your computer Connect the logger to a serial port on the computer using the cable provided Plug the power supply into the mains and connect it to the logger Connect the first converter to the logger using the network cable Click the Windows Start button Select Programs Select Pico Technology Select Change Converter Address Select the serial port e g COM2 to which you connected the logger Select the address that you wish to use for this converter Click the Program button Wait until the computer reports that the converter has been programmed For EL026 humidity converters see Calibrating humidity converters s41 For EL042 251 alarm dialler adaptor units see Emulating the ELO18 297 Unplug the converter Repeat thi
59. e Sensor area of the window shows which sensor is to be displayed in the summary If you select a different sensor the display will be updated El Print contents of window Prints a summary for all sensors for the current period Help Goes straight to help information specific to the graph window The Statistics section of the window shows the number of readings during the period for this parameter and the minimum maximum and average for the period If the readings go out of range during the period the computer displays a separate figure for the average of the in range values it excludes the values that are out of range from the average calculation This is useful if the parameter goes out of range only under known circumstances such as during a defrost cycle on a chiller The in range average appears in brackets on the printed report The Problems section of the window shows the number of times and total time the value has been out of range There are separate figures for above range below range and sensor fail Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 44 EnviroMon User s Guide 5 5 Spreadsheet window When you select Spreadsheet from the View menu the computer opens a new window like this zip BELMEBLEIMME El Date Time Ch6 1 Ch6 2 Ch6 3 _ There is one line for each reading The first two columns show the time and date and the remaining columns show the se
60. e channels available like this Deviation Alarm Setup x Alarm Name me a xx Converter Type EL001 EL017 Triple temperature converter Cancel Sensor Types L015 temperature sensor Ochi Och2 Ochs ch4 Ochs Oche Difference reference Median reference Channel reference Delta 0 eg Holdoff 0 minutes Clear ELO42 7 Tick the boxes next to the channels you wish to use in the deviation alarm In this example we will use channels 1 to 3 We are going to use difference reference mode so leave the Difference reference option selected emw en Copyright 2004 2008 Pico Technology Limited All rights reserved How to 89 8 We require the deviation alarm to activate whenever two of our three selected channels differ by more than 5 C so type 5 in the Delta box The dialog will now look like this Alarm Name Freezer Converter Type ELo01 eLo17 Triple temperature converter v Cancel Sensor Types EL015 temperature sensor vi Mch1 Mch2 Mch3 Och 4 Ochs Oche Difference reference Median reference Channel reference Delta sj er Holdoff 0 minutes Clear ELO42 9 To complete the setup click the EL042 button to open the EL042 Setup 70 dialog which will look like this EL042 Setup E Available EL042 Outputs Never ELO42 Addr 7 Output Buz each ELO42 Addr 7 Output A During specified time ranges ELO4
61. e command line function is less intuitive but has the following advantages amp It gives you much more control over the range of data to be exported amp You can set up a script to automate the export of data to a JPEG file Current data There are two ways to transfer the current set of values to another application amp Use DDE Dynamic Data Exchange hA amp Write the current readings to a file see CurrentFile parameter in Envimon ini 1067 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 86 EnviroMon User s Guide 8 7 How to set up a deviation alarm A deviation alarm instructs EnviroMon to alert you when the readings from two or more channels differ by more than a specified amount See What is a deviation alarm You will need an EL042 alarm amp relay unit in order to use this feature To set up a simple deviation alarm proceed as follows 1 Set up the system as explained in How to configure a system 781 In the following example we shall use a system consisting of the following equipment 1x EL005 data logger amp 2 x ELOO1 triple temperature converter amp 6 x ELO15 temperature sensor 1x EL042 alarm unit dialler adaptor When this system is initially set up the Monitor window 39 should appear as follows EnviroMon for Windows jes x File Settings View Help Alarms Channel Reading Units Ch1 5 16 C ch2 19 52 C ch3
62. e you wish to measure the temperature for example in a refrigerator tank or room The connector fits into one of the three sensor sockets on a converter The sensor can be attached either directly to the converter or using an extension cable up to 100 metres long The EL020 sensor adapter provides an easy way of extending sensor cables The standard sensor extension cable the EL032 is 5 m long Standard sensor cables are not flexible at low temperatures If it is necessary to move them they should be warmed up before flexing 3 2 2 ELO30 temperature and humidity sensor The EL030 temperature and humidity sensor is designed for use with the EL026 temperature and humidity converter The sensor has a label on the base that shows the serial number of the sensor and also two numbers indicating the calibration information of the humidity sensor For best results calibrate the EL026 for a specific sensor using the calibration procedure supplied Calibrating humidity converters gt gt 34 More information on the EL026 temperature and humidity converter gt gt 191 3 2 3 TAO011 current clamp The TAO11 current clamp requires no power supply and can measure up to 300 A in the frequency range 50 to 60 Hz making it an ideal sensor for monitoring mains current It generates 1 mV for each ampere flowing through a cable Specifications Sensor type Transformer Current input range 0 1 A to 300 A AC RMS Accuracy lt 50 A 3 0 gt 50
63. eb server Note if you wish to restrict access to these web pages you will need to add some sort of password access amp Create a user account on your web server and authorise the user to FTP data into the directory for the image files If possible ensure that this user account cannot modify any other directories on your server Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 96 EnviroMon User s Guide 8 9 2 Modify the FTP control file jpeg ftp with the name of your server and the username and password Manually run jpegs bat Check that it generates the required files Check that the images were sent to the web server and are visible amp Add entries to the Windows task scheduler to run jpeg bat at the required times 666 Interactive method With the interactive method the user can select any data and the displayed data is always up to date There are however some important considerations amp Security especially if the server can be accessed from anywhere on the internet amp Setup cost You will need to write HTML and CGI scripts to enable authorised users to select the required data and have a computer running permanently If you only require access from within a company network this poses fewer security problems If you need to access the data from anywhere on the internet you will need a server that is permanently connected to the internet Given that the
64. ecifies how long data files are to be retained for The options are 0 indefinitely 1 one month 2 three months 3 one year The time interval in minutes between readings Indicates how to take readings 0 when the logger memory is full wrap 1 when the logger memory is full stop 2 stop when max readings samples have been recorded The number of readings to take when SampleMode is zero If you specify a filename here EnviroMon will write the current readings to a text file with this name every sample interval This can be used to transfer the data to another application For example CurrentFile Current txt If you wish to replace the footer on reports with text of your own you can add this parameter specifying an alternative footer For example Footer Joe s frozen foods Sets the time delay in seconds between monitor updates A value of 60 would mean that the monitor display would be update only once per minute Specifies an extra delay in milliseconds that EnviroMon will wait before setting a time out error This setting is useful when using EnviroMon with GSM and radio modems Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 108 EnviroMon User s Guide MessageGapMs 2000 MaxRetries 1 Holdoff section Events section Specifies the time in milliseconds that EnviroMon waits between sending two commands to the logger Specifies how many ti
65. ed Main settings 49 Sampling interval dialog Dialog location Settings Configuration Change General Sampling This dialog is used to specify when readings are to be recorded Sampling interval x Start sampling Immediate evar per reading ho iene aa Mode wrap when full v Cancel No of samples fi 000 Help Start sampling Leave this set to Immediate Other options are for specialist use only Minutes per reading This is time interval between recorded readings in the logger The logger measures and displays values from sensors continuously and then stores the average value at the intervals specified Mode This defines whether to fill the whole of the logger memory with readings and if so whether to stop when the logger is full There are three options as follows amp Wrap when full When the logger memory is full it starts overwriting the oldest readings This is the correct option when you wish to collect data continuously for long periods as the logger will then contain the most recent readings at any time amp Stop when full The logger stops saving readings as soon as its memory is full This is useful if you wish to make sure that you do not lose the readings taken immediately after you start the logger even if you do not download the information regularly amp Stop after n samples The same as Stop when full but the No of samples field below defines the number of rea
66. eeseentereresresresreseereeseeses 31 2 General installation instructions sssssesessesssesssessseeeeesseesesesseeeseeeseeseseeseeeseeeseeeeseeseeees 31 1 Identifying the equipment VIIE E AONA AIEI ONAE eee 31 2 Connecting up the equipment seeseeeersesesersereerresreereesresrtestesreresntesreerrentesneenrenresreeneenresneeneenet 32 3 Installing the software srnvrnnnervrnrnsrnrnsrvnne rennene rnenssvanensanenesvonersanensavensssanensanensasanersanensavenersanensener 33 4 Setting Converter addresses susssarusk alene 5 Calibrating humidity converters 6 Configuring the SYSTEM rerrnrnrnrnrnvnnnnrnrnnnnnnrnrnrnnnnnnnnenenensnenasnenenenenennenenensnenennenenenenenennenensnensnennssensnr 7 Looking at current readings s ssesesrvvenerveravervevnrresnvrranesvenessesavsssesessesevsrsevessevessssevsssevessesessssevner 36 8 Displaying a graph IPEE EONS ENI PEIN CON EENI sees ONIES dens EINSA sce CONS IEE PEREON EAEE EE ONIES AN 36 9 Saving and restoring configurations and data seeeeeeeeeeereeesresreresreereresresreresrereererrereereerereerereet 37 S BIE PAV HO oe EE DE NS EE aaah Mas aE 38 T1 Monitor window sterkast cagusevevsceddaspdvsedsssnedevessseeedcsandecevecececteses 39 2 Monitor window with deviation alarms sssssssesssesseeseessseesesesseessesssseseseseeesseesseeseeeess 40 3 Graph window sesrrrornorronrnnonnnnovnonenonannasnenennensenennenennannenesnanennannenasnennenesnenesnansenssnenss
67. erter Type ELO01 ELO17 Triple temperature converter v Cancel Sensor Types EL015 temperature sensor xf Channels Available Median reference Channel reference Delta 5 00 C Holdoff 0 minutes Clear EL042 3 Close this dialog and verify in the Deviation Alarm s dialog that you now have two deviation alarms Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 92 EnviroMon User s Guide 4 Setupa third deviation alarm like this Deviation Alarm Setup x Alarm Name Cold store _ be Converter Type ELOO1 ELO17 Triple temperature converter Cancel Sensor Types EL015 temperature sensor Channels Available Freezer 1 Freezer 2 Difference reference Median reference Ghannel reference Delta 0 eg Holdoff 5 minutes Clear ELO42 This Deviation Alarm Setup dialog lists the available channels Channels Ch 1 to Ch 6 do not appear in the list because we have previously assigned them to deviation alarms Freezer 1 and Freezer 2 and so they are not available The only channels still available are the two deviation alarms themselves We have typed in a new name Cold store for the new top level deviation alarm and ticked the boxes for Freezer 1 and Freezer 2 This assigns all the channels in Freezer 1 and Freezer 2 to the Cold store deviation alarm 5 Click the EL042 button to select one or more alarm outputs to activ
68. ess After a few seconds this will disappear and the computer should display the details of your converter in the large box 6 Click OK 7 Click OK URUNK Now to specify where the sensors are to be located by giving names to them 1 Click Locations 2 Click Add 3 Type in a name for your sensor in the Name field 4 Select the channel that you wish to use channel 1 on your converter 5 Select the type of sensor for example ELO15 6 Click OK If you are planning on using the current monitoring kit select EL040 Amps as the sensor type Now you need to program the calibration information into the logger 1 Click Program 2 A box will appear and will show you the status of the auto configure process After a few seconds this will disappear if the programming completed successfully The configuration is complete You must exit the program now so that the changes will take effect 1 Click Exit 2 Click OK You will need to restart the software to display the readings Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 36 EnviroMon User s Guide 4 2 7 4 2 8 Looking at current readings To look at the current readings start the EnviroMon program 1 Click the Start button 2 Select Programs 3 Select Pico Technology 4 Select EnviroMon If it is more than a few minutes since you last ran the software the computer will display a box to show you how many readi
69. etup dialog srn0o0onrrrrnvnsrvrnensnnensrvonensenensavenersanensavenersanensanenersanensavenersenersener 69 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Contents TI 2 EL042 Setup dialog ov0r0rrvorrnenvnvnvnvnsevrvavavenenenenenrnavavavanenenensnensavavavavenenenensnsaensavavenenenensasnsasavenene 70 3 Nested deviation alarms i isssis ceiscesccieccccenecsvdsteactecceeesdsssestedeceeunssecssetvestiCesetdecsoscedceseudssiecceresesceese 71 7 Miscellaneous settings avsa 72 T Preferences aii ssciveciccdsccisccccs sting ccieebcctcvecessasecccccagupsecscdecntceueessctsapeaavecesbadevocuausesevevecedgusevesdeceseauess 72 1 Language dialog EEE PE PIANE S ERE SE ES NE Be AN EP ON eta 72 2 Colours dialog Herad 72 3 Sounds dialog BEE EPP EPER PTE DEPP EET RARE PEER EET Pre 73 2 Monitorear eye eecdede descent undenesescesenveuessesedededeigosvedensaavncusssscbeseecdeveceensevtnnnssuccvesssceses 1 Select parameters dialog 3 VieW Pin Grenene pediatri Uadaalsctuveuctedtewandeaasaueesd 1 Print dialog 2 Graph options dialog pudder Gea feeuecsasees T O 75 3 Spreadsheet Options rsrenrnvrnvensenvavvnvensensanvasvnvensonsaveasessensansavessensensansaseasessensavsanessensensansssessessene 76 4 Event options ssesresrevensensanvavvnsensensavvssensensansaveasessensevsavessensensansavessensensavsasensensensanessessensansansssensenen 77 5 Event information dalog ease 77 8 FOW Pu en 78 1 How to conf
70. ety of probes from a large number of suppliers Connectors are standardised so thermocouples from different suppliers are interchangeable Thermistors The standard ELO15 temperature sensor is a precision thermistor sealed in a stainless steel cylinder The sensor is fitted with a 5 metre cable and a connector which plugs straight into an EL001 temperature converter Each ELOO1 can accept three sensor inputs The sensor cable can be extended to a maximum of about 100 metres introducing an error of less than 0 3 C in the temperature measurement At temperatures below 0 C the cable may become brittle and must not be flexed At temperatures over 70 C the cable may become soft and easily damaged The ELO15 temperature sensor has an accuracy of 0 2 C over the range 0 C to 30 C and 0 3 C over the range to 30 C to 70 C Outside this range we recommend the use of Type K sensors Thermocouples The 4 channel EL041 224 thermocouple converter is designed to be used with any type of thermocouple with a miniature thermocouple connector across a wide range of temperatures the range depends on the thermocouple used The EL041 can also be used to measure 60 mV signals When extending thermocouple cables it is essential to use thermocouple extension cable and connectors of the same type Humidity EnviroMon can measure humidity using the EL030 temperature and humidity sensor and EL026 converter The converter contains calibr
71. f the occasions on which an out of range or sensor fail has occurred 60640 The monitor window is displayed when you start the program The other windows can be selected from the View menu emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Display options 39 5 1 Monitor window When you start EnviroMon the computer displays the Monitor window which looks like this kin JO x File Settings View Help Alarms Channel Reading Units Ch6 1 2 469C Ch 6 2 22 71 Ch 6 3 23 79 C Mains off Off The window has a menu that gives access to other windows and a line of information for each active sensor At the left of each line is an indicator lamp whose colour shows the state of the sensor Sensor value is within range Sensor value is currently out of range but has not been out of range long enough to raise an alarm Sensor is in an alarm state Double click the lamp to cancel the alarm a Sensor is an alarm state but the alarm has been cancelled Next to each lamp is the sensor name and the current temperature The temperature is updated every few seconds The Monitor window has a menu which you can use to amp select which sensors appear on the monitor window amp activate other windows amp configure the system amp specify various options including colour and sound When the Monitor window is running you can find out about the menu by
72. f the sensors except the one that malfunctions Maintenance Logger The logger requires little maintenance You should check at least once a year that the rechargeable battery is capable of operating the unit for a satisfactory period Converter For a standard converter disconnect the unit and inspect the connectors for signs of corrosion and for deposits of dust or debris If condensation is a problem it is usually caused by damp air drawn into the box during cooling and dry air being expelled as the box warms up This can be eliminated by fitting a PVC breather pipe about a metre long to one of the cable glands Remote alarm Check connectors for signs of corrosion dust or debris Reconnect the unit and simulate a fault to check that the audible alarm is working Alarm dialler The Menvier dialler loses its telephone numbers and messages if the power goes off If this happens the unit will beep every few seconds and will display a message If the dialler is not in an occupied area you should check it daily If operation during a mains power failure is required you should check the battery every three months First run the PC software to download all data stored in the logger then turn off the power to the alarm dialler The left hand green light should go off but the right hand green light should stay on The logger should carry on operating as normal Turn on the mains power again and the left hand green light should
73. fferent messages for 3 problem types as follows amp A temperature out of range or sensor fail amp B mains line power fail for more than 2 minutes amp C network fail for more than 2 minutes There is a separate wire between the adapter and the dialler for each problem If you do not wish to have calls made about a problem leave the wire unconnected There are 3 red lights one for each problem that are turned on when the problem is detected There are 2 green lights one for mains line power and one for battery power When the mains power is on the battery is kept charged up continuously and both the mains and the battery lights remain on Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 24 EnviroMon User s Guide There are 3 groups of screw terminals on the ELO18 for the following purposes amp Backup battery amp Speech dialler amp Network you can use the phone connector sockets if you prefer When using the EL018 with the EL005 161 logger plug a mains adapter into both the ELOO5 and the ELO18 The connectors and lights on the EL018 are arranged as follows Q Q O Network ABC 454 SD1 Voice dialler g g 2 VJ Mains OK Rallery OK 12vGnd amp Bi ELO18 Diallor adapter battery backup When it is wired into the system it will look like this EL018 dialler adapter Mains adaptor battery backup SD1 speech dialler EL005 Logger pico ELOOS
74. for Windom T 3 File Settings View Help Alarms Channel Reading Units Freezer 1 Ch 1 ch2 ch3 Ch 4 chs Ch6 4 79 20 04 C 20 79 C 4 61 C 4 44 4 65 C In the Monitor view above channels Ch 1 to Ch 3 are now grouped under a new heading Freezer 1 which is the name of the deviation alarm that we have just set up We now have an alarm lamp showing the status of the Freezer 1 deviation alarm as well as three alarm lamps showing the status of the individual channels See also amp Setting up nested deviation alarms 911 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved How to 91 8 8 How to set up nested deviation alarms Nested deviation alarms allow you to monitor a number of channels that already belong to one or more deviation alarms What is a deviation alarm When any two of the monitored channels differ by more than a specified amount the top level deviation alarm will be activated You will need an EL042 alarm amp relay unit to use deviation alarms 1 To begin follow the procedure in How to set up a deviation alarm se You should now have one deviation alarm configured 2 Repeat the procedure to create a second deviation alarm called Freezer 2 using the remaining three channels Ch 4 to Ch 6 The Deviation Alarm Setup gt dialog for the second deviation alarm will look like this xi Alarm Name free sts lt sS Conv
75. gger stores data continuously even when the computer is turned off or disconnected or the mains line power fails The logger connects to a number of converters that take measurements The converters can be up to 400 metres away from the logger and are connected using a single low cost telephone cable that forms a network between the logger and the converters Copyright 2004 2008 Pico Technology Limited All rights reserved emw en EnviroMon User s Guide 1 3 The software EnviroMon is used both to configure an EnviroMon system and to extract and analyse data from the system To run EnviroMon under Windows XP SP2 or Vista 1 Click the Start button 2 Select Programs 3 Select Pico Technology 4 Select EnviroMon When you first start up the EnviroMon software the system displays an empty Monitor windows Click Settings on the menu bar then select Configuration and Change to set up the system The top button on the Configuration control panel selects a guided tour This will take you step by step through the process of setting up a simple system The final stage of configuring a system is to click the Program button This writes the configuration to the logger When you start up the EnviroMon software after the system has been configured the software transfers the readings stored in the logger to a data file on your computer then displays the Monitor window 39 s which shows the current value
76. hannels of mains current It could typically be used for measuring and balancing three phase supplies or monitoring the increase or decrease in current drawn from mechanical equipment to aid maintenance schedules Kit contents amp 1 x ELO05 data logger amp 1 x EL040 monitor converter amp 3 x TAO11 current clamps amp 1 x EL003 sensor cable 5 m amp 1 x power supply amp PC software cables and manuals emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 4 2 4 2 1 Getting started 31 Getting started Installation of a package system Connect the current monitoring kit together as follows 1 Logger to PC Connect the EL005 logger to either of the 9 pin D9 serial ports on the computer using the serial cable 2 Power Plug the mains adapter into a mains socket and then plug the DC connector into the logger A red light should be illuminated on the unit to verify power has been applied 3 Network Connect the EL040 current monitor converter to the EL005 data logger using the EL003 network cable provided Check that the red light on the converter is flashing to signal a successful network connection More information on networks 11 4 Sensor Attach the 4mm banana plugs from the TA011 current clamps 15 to the EL040 current monitor converter 2 You are now ready to install the software then configure the system More information on installation 3 General insta
77. has gone away For example if the maximum temperature is 15 C and the hysteresis is 0 5 C the temperature must drop to 14 5 C before the problem is considered to have gone away If the temperature drops below 15 C but then goes above it again this will not be treated as a new problem and the alarm will not sound again emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Main settings 51 Repeat time This specifies the time interval in minutes that the system must wait after an alarm is acknowledged before activating the alarm again Set to None if no repeat is required Carry on sounding alarm even if problem goes away If this option is enabled the alarm will carry on sounding even after the problem goes away This is useful if the logger is to be left unattended for long periods and you need to know about problems that occurred while the logger was left unattended Time range 1 6 Each of these six buttons opens the Alarm time range dialog box which is used to specify a time range during which alarms are to be active for example 09 00 17 00 Monday to Friday There are six time ranges and a sensor can be associated with any combination of ranges If you are using an EL042 alarm amp relay unit this dialog algo allows you to specify which EL042 outputs are active More on sensor alarms 6 Once the details have been specified for a time range the details will be displaye
78. have successfully set up some nested deviation alarms The upper level deviation alarm is called Cold store and it contains all six channels from Ch 1 to Ch 6 The lower level deviation alarms Freezer 1 and Freezer 2 each contain three channels and operate as normal deviation alarms emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 8 9 8 9 1 How to 95 How to display data on a web site It is possible to display EnviroMon data on a web site This feature could be used in several ways amp To give access to EnviroMon data to several users within a company amp To provide customers with access to EnviroMon data amp To enable remote access for example so that you can check a system from home when an alarm occurs EnviroMon can be used in two different ways amp A very safe methods where any computer can generate a fixed set of images and send them to a web server amp A more interactive method se where the EnviroMon software runs on the web server and dynamically creates images on request The EnviroMon system generates only J PEG images or CSV text files not the complete HTML text required for web pages This means that you can easily design web pages tailored to your requirements incorporating the images or providing download buttons to get the CSV files The safe method does not require a permanent internet connection It could connect to the internet via
79. hen setting up an EnviroMon system Who will be responsible for the system For a small configuration one person can easily install the system and operate it daily Larger systems are often installed by external contractors but it is essential to have someone within the company who will be responsible for maintaining the system once it is installed This person should be involved at the earliest stages in the planning of the system so that they understand how it works and can easily make small changes to the system as requirements change What do you want to measure EnviroMon takes readings from a number of sensors distributed around a site These sensors are connected to converters that transform the analogue signals from the sensor into digital signals which can then be transmitted reliably and accurately to the logger The type of sensor and converter that you require depends on what you wish to measure emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 2 2 1 2 2 2 2 2 3 Configuration 7 Temperature EnviroMon provides full support for two different temperature measuring techniques It can also work with other techniques if required amp Precision thermistors are inexpensive and highly accurate 0 3 C but only over a limited temperature range for example 40 C to 30 C or 0 C to 70 C amp Thermocouples work over a wide range and are available in a wide vari
80. iation Alarm Setup dialog Dialog location Settings Configuration Change Deviation Alarm Edit This dialog lets you create and edit deviation alarms x Alarm Name Freezer Converter Type ELO01 ELO17 Triple temperature converter ze Sensor Types EL015 temperature sensor vi Mchi Mch2 Mch3 ch4 Ochs Oche Difference reference Median reference Channel reference Upper Constant 5 00 C Lower Constant SE Holdoff Oo minutes Clear ELO42 Alarm name Type any name here to help you identify the deviation alarm This name will appear in the Monitor view 401 Converter Type All the channels monitored by a deviation alarm must belong to converters of the same type Select the converter type here Sensor Types Once you have selected a converter type this list will contain all the possible sensor types for that converter Select the sensor type you wish to use for this deviation alarm Channels Available This is a list of all available channels that match the selected converter type and sensor type Each channel can be used in only one deviation alarm so channels that are already in use in other deviation alarms will not appear here Tick the box next to each channel that you wish to include in this deviation alarm Difference reference Median reference Channel reference Select one of these types of deviation alarm They function as follows Copyright 2004 2008 Pico Techn
81. ich channels are available and also which ones are linked to deviation alarms if you have defined any In the example above channels Ch 1 Ch 2 and Ch 3 are linked to the Freezer 1 deviation alarm while channels Ch 4 Ch 5 and Ch 6 are linked to the Freezer 2 alarm All six channels belong to the data logger called Logger 1 A tick in a box shows that a channel is active Click any channel to activate or deactivate it As a short cut you can click a single box to activate or deactivate all channels linked to a particular deviation alarm or a particular data logger Group Use this drop down list to save and restore named groups of parameters To save the current parameter selection as a group type the group name and click the Save group button To select a saved group click the drop down arrow and then click a group name To modify an existing group make the changes to the parameter selection then type the group name and click Save group To remove an existing group deactivate all parameters type the group name and click Save group See also the Graph options 751 dialog in which you can specify that parameters should be divided into a number of separate graphs one for each group emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Miscellaneous settings 75 7 3 View 7 3 1 Print dialog Dialog location El in Graph 4 Summary 435 Spreadsheet 44 or Event 461 wind
82. igure a system s esesesererereresesesesesesesesrsrsrersrererereneseseseneseneseneseneneseeeseonseenenenenenenes 78 2 How to use multiple loggers rrrrrnrnrvnrvnnnnvnnvnnnnnnnvnnvnvrsnnsvnnesvavasvanvavasvannsvasvavasvanvnvasvavnnnenvnnene 79 3 How to use a dial up modem s sssssssssssssssssssssssssessssesesesesenesenesesesesssesesesenssssesssesssesseessenenes 80 4 How to measure parameters other than temperature srrrrrvrrrnvvnvnvnrnnnnnenenenenenanerenerenere 80 5 How to set up a Scaling table sssssscssssssssssseessessseessessssessssessssessessnsesssessseesesaseessseeseaeeses 81 1 How to supply a user defined scaling file ssss sssssssssssssssssssssssssssssssnssssesesnssssesetunsssseetnassse 83 6 How to transfer data to other applications eeseeeeeeseeresesresrereresreresrsreresreresrerereereresreresesrene 85 7 How to set up a deviation alarm sessesssesereresseserersesererersererenseserereeserereesererereeserereesesereesesene 86 8 How to set up nested deviation alarms so0ornrvrvornrnnvnvnrnnvnvnvnnnnvnvnnnnvannnnnnnvavnennnavavnnnavasnenere 91 9 How to display data on a web Site cscscssesssesesesesesesesesesessessesesesssessesssssssesesesessesssesesesenes 95 T Safe method ss 95 Dlnteractive method ssisssvsisodsceczcscecs poe ssazseketeae eee es weeded css E EE ER SEGE Naas 96 10 How to export data from the command line seseeeeseeesssreresreresesreresreresrerereereresrereresreresees 97 DER HR 9
83. ile The filename is a hex date code see below containing the date and time of the most recent addition to the file The computer adds the data to the most recent file UNLESS one of the following conditions applies amp Data file would exceed 64 kilobytes amp Settings have changed since the last data was transferred amp Values span a month end The last rule is so that if required it is possible to dispose of data files after a certain period of time say three months When new data is received the current data file is replaced by a new file which contains both the existing data and the new data When the current data file is full or at the start of a new month the program creates a new file that contains the following components amp A reading header record amp A list of the sensor numbers stored in this file amp The reading data Reading header record typedef struct NS16 version NS16 no of readings NS16 no of sensors NS32 gmt NS32 gmt end NS16 minutes per reading NS8 spare 40 READING HEADER S S S S AEE Cae Sensor numbers This is a list of the sensor numbers for which data is recorded There is a 16 bit value for each sensor If for example the file contains data for sensors 1 3 and 4 sensor 2 is disabled reading header no of sensors would be set to 3 and the sensor number list would contain 1 3 and 4 There would be three sensor reading entries for each re
84. iles leave blank for normal setup C Program Files Pico Technology EnviroMon I Automatic backup Backup directory AS Data file cleanup This option can be used to clean up old data files when they are no longer required The options are amp Keep data files indefinitely amp Delete after one month amp Delete after three months amp Delete after a year Automatic backup If this option is checked the program automatically does a backup when you exit from the program This is probably more suitable for backup to a network drive than for backup to a diskette If this option is not checked you can still do backups using the Backup option on the File menu Directory for data files leave blank for normal setup This is a handy feature if you want to save the file containing the data somewhere different for example ona network drive so that it can be backed up more easily or if you wish to operate several loggers independently each with their own data files For most applications it can be left blank and the file containing the data will be stored in the same directory as the EnviroMon program To specify that data files should be stored on network drive G in a directory called Pico type in G Backup directory This is where files will be copied when a backup takes place This could be either a diskette drive or a network directory If you specify a diskette drive the computer asks you to insert a blank formatted d
85. ime you exit from the program It is also possible to specify that old files should be deleted after a period of time The options are amp Never amp Delete after a month amp Delete after a quarter amp Delete after a year If you are collecting data every minute the size of the data file will be about 1 6 MB per sensor per year Most computers have at least 1000 MB of disk space so it is not usually necessary to delete old data Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 10 EnviroMon User s Guide 2 6 2 7 2 8 2 9 Remote data collection It is possible to access logger data remotely using either a radio modem or a telephone modem Radio modem One computer can maintain radio modem links to several remote loggers Because EnviroMon requires very little power the remote loggers can easily operate using a battery that is kept charged using a solar panel The logger has built in power saving features to turn off the radio modem when it is not required Warning In order to comply with current legislation only use radio modems that comply with the RTTE directive Telephone modem The EnviroMon software running on a PC can use a modem to make a telephone call to a remote logger then extract data from the logger and terminate the connection The logger can be configured to permit the modem to answer telephone calls only during a narrow time range This mean
86. ing using a lookup table a list of pairs of values where each pair is made up of a raw value in millivolts unless the signal conditioner measures something different and a scaled value in the appropriate parameter units For a sensor with a linear response exactly two pairs or points are required ideally the top and bottom of the measured range For a sensor with a nonlinear response more points will be required A large number of points may cause memory shortage problems in EnviroMon Below is an example of a scaling file which you can copy into your own USER PSC and modify as desired Each entry is explained below the example For each scale that you require there is a section like this Scalel Name Honeywell 26PC 0 5psi Conditioner 15 Sensor 121 Units psi OutOfRange 2 Places 3 Met hod 0 NoOfPoints 2 Rawl 0 Scaledl1 0 Raw2 100 Scaled2 5 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 84 EnviroMon User s Guide Name Honeywell 26PC O lpsi Conditioner 15 Sensor 121 Units psi Places 3 Method 0 Onoff No OutOfRange 0 NoOfPoints 2 Rawl 0 Raw2 16 7 Scaled1 0 Scaled2 1 The name of the scaling method The same scaling method could be used for multiple sensors in this case for example the pressure from a number of different sensors of this type The type of conditioner that the sensor will work with If this sensor does
87. inutes so 1260 means 21 00 during which the logger will enable a modem to answer telephone calls emw en Copyright 2004 2008 Pico Technology Limited All rights reserved File formats and other useful information 109 AnswerEnd 1320 diallerPresent No Indicates whether the EL018 dialler battery backup module is connected If so the logger is unable to detect mains failure as it is not connected directly to the mains adapter Loggerl Converterl section There is one entry like this for every converter in the system It contains the information that appears in the converter list Address 5 Type 4 Sensor1 section Name Box Logger 1 Converter 12 Channel 1 Active Yes ConverterType 2 Type 0 AlarmEnabled No Minimum 2000 Maximum 7000 Holdoff 0 Graphi section Spread1 section EventViewl section The converter address The converter type This sensor name is displayed by the logger and appears on reports The logger that this sensor is connected to The address of the converter that this sensor is connected to The channel on the converter for this sensor Yes while the sensor remains in use and No when the sensor is no longer required The type of converter The type of sensor see the scaling dialog s for more details 0 default Yes if the alarm is enabled for this sensor The minimum threshold for alarms The maximum threshold for alarms The hol
88. ions 61 Network diagnostics 63 Password 57 Print 75 Scale 54 Select parameters 74 Sensor alarm 67 Sensor information 66 Sensor list 65 Sounds 73 Spreadsheet options 76 User information 56 User list 55 Voltages 64 Dialup modem how to use 80 Digital signals 10 Displaying data on a web site 95 interactive method 96 safe method 95 DLLs 99 Drivers 99 Dynamic Data Exchange 112 Dynamic web page update 96 E ELOO1 2 11 18 19 EL003 11 30 EL005 8 16 17 30 EL006 16 23 emulating with EL042 29 EL008 11 17 31 EL009 11 13 ELO015 14 ELO16 2 8 19 59 ELO18 8 13 16 23 59 emulating with EL042 29 EL020 14 15 ELO21 13 EL026 2 7 15 19 34 ELO30 7 15 34 ELO32 15 EL037 2 8 20 EL040 2 7 21 30 EL041 22 EL042 connector pin out 28 ELO18 emulation mode 26 emulating EL006 and ELO18 29 example connection 29 independent mode 27 LED status 25 specifications 27 EL042 Setup dialog 70 em_close 99 em_get_current 100 em_get_reading 100 em_get_sensors 99 em_open 99 em_open_reading 100 Equipment 3 connecting up 32 identifying 31 placement 10 Equipment button 57 Exporting data from the command line 97 Extension cable C0017 14 ELO32 15 WIOOL 14 FCC68 12 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Index 119 G General configuration info panel 48 Graph displaying 36 GSM telephone 3 H Holiday dates 51 Humidity converters calibrating 34 Humidity measuremen
89. iskette before each backup Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 54 EnviroMon User s Guide Scale Dialog location Settings Configuration Change General Scale The Scale dialog is the easiest method for creating scaling look up tables Overview of scaling tables s Name honeywell 26pc 0 1psi Conditioner 0 2 5v X Open Sensor 1 pes Units psi Close Out of range Sensor fail Helg Decimal Places 3 v Method On Off eg switch Off ta le x m dd Insert Above Insert Below Delete FRE Name The name of the scaling method The same scaling method could be used for multiple sensors in this case for example the pressure from a number of different sensors of this type Conditioner The type of conditioner that the sensor will work with If this sensor does not require a signal conditioner set the conditioner type to None Sensor A unique reference for this scaling method EnviroMon fills in this field for you Units The units appear next to the parameter value on graphs reports etc OutOfRange Specifies what to do if the raw value is outside the range of the table lookup The options are amp treat as a sensor failure amp clip the value to the minimum or maximum table value amp extrapolate the value using the nearest two table entries Places The number of decimal places Wi
90. ition to providing a link to the dialler the EL018 and EL042 provide the following functions amp A larger backup battery with mains charger amp Detection of mains failure amp Detection of network failure the logger is no longer in contact with the ELO18 or EL042 On detection of mains or network failure the interface can be programmed to activate the alarm dialler after a specified period of time Additional information on the EL018 23 and ELO42 25 Battery operation With the EL005 logger it is possible to specify what functions are to carry on if the mains power fails in order to conserve battery power The sampling can be set as follows amp Constant All the time even during mains fail amp Reduced At a reduced rate only one reading for every sample interval amp Stopped Stop taking readings The serial port can be set as follows amp Constant amp Only if DTR amp Off Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 62 EnviroMon User s Guide Logger dial up options Dialog location Settings Configuration Change Equipment Telephone This dialog enables you to specify the details of 1 Connection to logger routine download 2 Connection from logger on alarm Note The Telephone button is greyed out unless the connection type you have selected in the Connection part of the Logger dialog is via telephone modem Logger dialup opti
91. ive an error message saying Configuration try adding the following options to envimon ini TurnroundMs 500 MaxRetries 1 How to measure parameters other than temperature The EL016 and EL037 voltage converters can be used to accept inputs from a wide range of sensors For sensors that the EnviroMon system does not know about it is necessary to specify how the voltages from the sensor are to be converted to the parameter to be measured This process is called scalingls emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 8 5 How to 81 How to set up a scaling table The EnviroMon system supports scaling for the EL016 EL036 and EL037 converters Scaling is done using a look up table a list of pairs of values where each pair is made up of a raw value in millivolts unless the signal conditioner measures something different and a scaled value in the appropriate parameter units For a sensor with a linear response exactly two pairs or points are required ideally the top and bottom of the measured range For a sensor with a nonlinear response more points will be required Note A large number of points may cause memory shortage problems in EnviroMon There are two ways to set up a scaling look up table amp Use the Scale 54 dialog This is the easier method and is recommended for most situations amp Manually create a user scale filels USER PSC This method is requi
92. lected sensors The scroll bar on the right selects the range of times to display If you select a range of readings you can use the following buttons Write to disk Writes the readings to a disk file Copy to clipboard Writes the readings to the clipboard The following options buttons are available D Print contents of window Prints out a summary for all sensors for the current period Window options Here you can specify whether to display individual readings or average minimum and maximum for a period Select channels Opens the Select parameters 74 dialog box Select today Select this week Earlier Move a quarter period earlier Later Move a quarter period later Help Go straight to help information specific to the spreadsheet window K EFTEREN You can select a range in one of three ways If all of the readings that you want to select are on the screen Point the mouse at the first reading Click and hold down the left mouse button Drag the mouse to the last reading and the selected readings will be highlighted as you go 4 Release the left mouse button W Ne emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Display options 45 amp If the readings are a long way apart 1 Point the mouse at first reading 2 Click the left mouse button and the first reading will be highlighted 3 Scroll down to the last reading 4 Point at the last re
93. lity of the current transformer for this use A Safety note Current transformers are intended to simply clip round a Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 22 EnviroMon User s Guide 3 4 7 EL041 thermocouple converter The EL041 thermocouple converter is a 4 channel unit intended for use with any conventional thermocouple of type B E J K N R S or T with a mini thermocouple connector The EL041 is cold junction compensated for all types of thermocouple The compensation can also be switched off for measuring a 60 mV input signal Specifications Thermocouples supported B E J K N R S T SEOxx Thermocouples 10 Voltage input range Voltage input range range 60mV 0 mV Accuracy Thermocouples 0 5 C 0 3 of type K reading Operating temperature 0 C to 70 C 20 C to 30 C for quoted accuracy Operating Operating humidity 25to75 RH to 75 RH Note The EL041 is designed to work only with the EL005 logger emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Equipment 23 3 5 3 5 1 Alarm devices ELOO6 remote alarm The EL006 remote alarm is useful when the room where the logger is located is not often occupied One or more remote alarms can be connected at any place along the network where staff will hear the audible alarm The remote alarm looks like a standard converter but has onl
94. llation instructions Identifying the equipment You will need the following equipment in order to set up a simple test system Computer The computer must be running Windows XP SP2 or Vista and must have at least one spare RS 232 or USB port If you want to use a USB port you will need a USB to RS232 adapter available from Pico Technology order code MI 069 RS 232 port This is a D shaped male with pins sticking out connector on the back of your computer The plug can have either 9 or 25 pins if the plug has 25 pins you will need an adapter Most computers have only two serial ports called COM1 and COM2 The ports are not normally labelled but it is usually safe to experiment to find out which is which As mentioned above if your computer does not have an RS 232 port you can use a USB port together with a Pico MIO69 adapter Serial cable This is a cream coloured round cable about 2 metres long with a D shaped 9 pin connector at each end The male end the one with pins sticking out connects to the logger and the female end attaches to the serial port on the computer Mains adapter This is a black plastic block with a built in mains plug It has a black two core cable that goes to a round DC connector which plugs into the power socket on the logger Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 32 EnviroMon User s Guide 4 2 2 Logger The logger collects data and st
95. lls For example in a freezer monitoring application this might be the the name and telephone number of the refrigeration engineer 6 1 6 Summer time dates Dialog location Settings Configuration Change General Summer time In countries that are a long way from the equator it is normal to adjust the clocks by one hour at the start and end of summer This has different names in different countries for example daylight saving time or British Summer Time Summer time dates x fou can enter the dates for the start and end of summer time for up to five years Start End 20Mar08 260 ct08 Cancel Help m E EE mn d You can enter the start and end times for summer time for the next few years and then the logger will automatically adjust its clock on the specified days Note in the Northern hemisphere the start and end times will be in pairs each pair for the same year In the Southern hemisphere the start of summer will be in October of one year and the end of summer will be in March of the following year emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Main settings 53 Data storage Dialog location Settings Configuration Change General Directories This dialog is used to set the directory names for data files and backup Data storage x Data file cleanup Keep data files indefinitely q hl Cancel Help Directory for data f
96. loggers and shuts down the driver em_get_sensors short em_get_sensors void This routine returns number of sensors Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 100 EnviroMon User s Guide 9 2 4 9 2 5 9 2 6 em_get_current void em_get_current short current This routine fills the array current with the current reading for each sensor The return value is the number of sensors The returned values are integers If the sensor value has two decimal places a reading of 24 51 will be returned as 2 451 If no data is available the value will be set to 32 767 em_open_reading long em_open_reading long no_required Use em open reading to open historical readings The return value is the number of readings available em get reading em get reading READING readings long reading no This routine fills structure readings with a reading for each sensor and a status byte READING is defined as typedef struct short temperature unsigned char status READING emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 9 3 9 4 9 5 9 6 Drivers 101 C For Borland and Watcom C Visual C version 1 5 or lower use the implib program supplied with your compiler to produce an import library emwxx 1lib from emwxx d11 Where xx 16 or 32 as appropriate The command is Implib emwxx lib emw dll F
97. ly during alarm time range 1 Time ranges 1 amp 2 the alarm is enabled only during alarm time ranges 1 and 2 Other combinations for example 1 and 3 amp Available EL042 outputs This list appears only if an EL042 is connected to the network It allows you to select which EL042 output or outputs should be activated on an alarm condition See the Alarm behaviour s dialog for more details of alarm time ranges Minimum value The minimum value for the acceptable range of the sensor Leave this field blank if you do not wish to set a lower value for this sensor Maximum value The maximum value for the acceptable range of the sensor Leave this field blank if you do not wish to set an upper value for this sensor Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 68 EnviroMon User s Guide 6 5 Holdoff The period in minutes between the value going out of range and the alarm sounding This is useful if the value occasionally goes out of range for short periods as with the temperature of a freezer during a defrost cycle The holdoff should be set to the minimum time interval required to prevent spurious alarms It should be set to zero if an immediate alarm is required Otherwise it should be at least four times the sampling interval so with a sample time of 5 minutes it should be at least 20 minutes Hysteresis f a temperature goes out of range it must go back in range by at least thi
98. mation dialog for a particular sensor This will remove the sensor from the list of active sensors Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 66 EnviroMon User s Guide 6 4 1 Sensor information dialog Dialog location Settings Configuration Change Locations Add Settings Configuration Change Locations Edit This dialog is used to add or edit the details for a sensor ex m Data source Channel Conv 1 Chan 1 v Converter EL001 EL017 Triple temperature converter v Sensor v IV Sensor enabled Alarm Cancel Alarm disabled Hel p Channel Specifies the converter and channel for the sensor It contains a list of all the current combinations of loggers converters and channels Note The ELO16 1191 appears as three 3 channel converters The first corresponds to channels 1 to 3 the second corresponds to channels 4 to 6 and the third is channels 7 and 8 there is no ninth channel The logger can measure a number of internal parameters Converter The type of converter that the selected channel belongs to You cannot change this option Sensor Selects the type of sensor You should select the channel and conditioner before specifying the sensor type Name This can be any text that you wish to use to describe the sensor It can be up to 32 characters but only 16 characters will appear on the display of the logger Sensor enabled
99. ment Converters Add This dialog is used to enter the details for a new converter x Type EL001 EL017 Triple temperature converter v Address 2 Cancel Type The converter type Help Address Each converter connected to the logger must have a different address If you have two converters with the same address you should use the Change converter address 33 program to change the address of one of the converters If you make a mistake and enter the same converter twice the computer will warn you when you try to program the logger emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Main settings 61 Logger options Dialog location Settings Configuration Change Equipment Options This dialog contains controls for optional equipment connected to the logger Logger Options x Printer Type None v I Print current values every 60 minutes I Print summary every 1440 minutes Alarm dialer Alarm dialer installed Minutes before mains fail alarm 5 Minutes before network fail alarm 5 Battery operation Sampling Constant Cancel Serial port Constant v Help Alarm dialler The logger can be connected to a dialler unit so that when an alarm occurs the dialler calls a specified number and delivers a recorded message The dialler connects to the logger using an ELO18 or EL042 dialler interface In add
100. mes EnviroMon should retry sending a command if a time out occurs Do not change these two sections Loggerx section There is one Loggerx section for each logger x is the logger number Connection 0 Port 1 Telephone Address 1 Printer 0 BaudRate 9600 01584 823263 PrintCurrent No PrintSummary No CurrentMin SummaryMin utes 60 utes 1440 MainsFailMinutes 5 NetFailMin utes 5 NoOfConverters 7 AnswerStart 1260 This specifies how the logger is connected to the computer O direct 1 via telephone modem 2 via radio modem If present this overrides the speed of the link to the logger For direct connections this specifies which serial port the logger is connected to The telephone number to dial when the Connection type is 1 telephone modem This is the logger address It is 1 for direct and telephone loggers but must be a different number for each logger connected by radio modem Specifies the type of printer connected to the logger The options are 0 no printer 1 Epson FX100 2 Datac tally roll Specifies whether the current values are to be printed at specified intervals Specifies whether a summary report min max average is to be printed at specified intervals The time interval in minutes between print outs of the current values The time interval in minutes between print outs of the summary report These specify the time range in decimal m
101. ming call This is all right if the logger modem is on a separate phone line emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Main settings 63 If you leave this box unchecked you can specify a time range during which the modem will answer calls This means that the modem can be connected to a phone line which is used for voice calls during the day but which is enabled for modem access to the logger outside working hours Answer telephone between The time range during which the modem is to be enabled Note that Logger will always answer phone should be left unchecked 2 Connection from logger on alarm section This section of the dialog box is only available for the EL005 logger More information on the EL005 logger 161 Connection type Specifies what type of connection the logger is to establish when an alarm occurs The options are amp None No message of any type amp GSM SMS message Delivers a text message via a mobile phone requires Siemens M20 GSM modem amp Pager message Delivers a numeric message the unit identifier to a pager Telephone number The number to call on alarm for example the telephone number of the GSM phone to deliver an SMS message to Time between calls If the alarm remains active this option specifies the time in minutes between successive alarm calls Note If you do not set this field you will get a call every sample interval Unit
102. mple a weekend would be an interval of 3 days 3 x 24 x 60 4320 samples 3 Divide the number of samples for the longest time interval 4320 by the maximum number of samples 1500 giving approximately 3 minutes 4 Sampling at 5 minutes would allow a margin for error bank holidays forgetting to download the data etc Now you have all of the information available you are ready to start 1 If possible connect together the logger the converters and sensors next to the computer 2 Start the EnviroMon software application The computer will display the Configuration control panel 471 3 Click the Expert button The configuration expert will guide you through the steps required to set up the system emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 8 2 How to 79 How to use multiple loggers If the loggers are to be connected directly to the computer or are to be connected through a radio modem link it is possible to access all of the loggers at the same time so that they can all be part of the same configuration Just check the Enable support for multiple loggers box in the Configuration control panel 4 and you can then enter the details for a list of loggers For loggers on a telephone link it is not possible to call all of the loggers at the same time so it is necessary to create a separate configuration for each logger Each configuration should use a different file pa
103. n 48 EnviroMon User s Guide 6 1 General configuration info panel Dialog location Settings Configuration Change General The General configuration info panel allows you to control the system parameters that are not related to a specific logger or sensor Sampling Temperature Alarm Site Summer time Directories Scale a FEEL Opens the Sampling interval 49 dialog which sets the time interval between recorded readings Opens the Temperature display 50 dialog which selects the units and number of decimal places for temperature measurements Opens the Alarm behaviour 50 dialog which specifies options time ranges repeat interval etc for alarm handling Opens the Site information sz dialog which accepts a site name and contact details for maintenance Opens the Summer time dates 52 dialog which sets the dates for the start and end of summer time The logger can then automatically put its clock forward or back at the right time Opens the Data storage 53 dialog which accepts directory names for data and backup files and controls the cleaning up of old data files Note changes to the general settings are saved when you click the OK button If you click the Cancel button any changes are discarded Opens the Scale 54 dialog which allows you to create and edit scaling files for sensors emw en Copyright 2004 2008 Pico Technology Limited All rights reserv
104. n exit When this box is checked the computer saves the graph settings when you exit from the graph window Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 76 EnviroMon User s Guide 7 3 3 Spreadsheet options Dialog location in Spreadsheet 44 window Spreadsheet options x V Auto save on exit Scroll range week z Cancel I Show individual readings Help or Show aggregated readings I First reading M Average I Maximum JV Minimum Time interval per row 50 minutes Auto save on exit When this checkbox is ticked all spreadsheet window settings are saved automatically when you close the event window Show individual readings or Show aggregated readings amp When Show individual readings is checked the spreadsheet window shows each individual reading amp When Show individual readings is checked the computer displays results which are aggregates min max average of the readings for the time interval specified below and the controls in the Show aggregated readings box are enabled If you select more than one of average minimum and maximum the computer displays the corresponding number of columns for each sensor in the spreadsheet and adds a heading max min ave to each column Time interval per row The time interval between each of the rows on the spreadsheet If for example the logger is set to take a reading every minute and y
105. n measuring near mains equipment If a sensor is accidentally connected to mains voltages you risk damage to the converters and your computer and your computer chassis may become live You should assume that the products do not have a protective safety earth Configuration errors or use on voltages outside the maximum input range can be hazardous Repairs The units contains no user serviceable parts Repair or calibration of the units requires specialised test equipment and must be performed by Pico Technology or its authorised distributors emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Introduction 3 1 2 The equipment An EnviroMon system consists of the following items amp Computer amp Logger amp Multiple converters amp Alarm options The following diagram shows how a typical system might be set up Sensing amp JG care baner 2 pico pico ELO37 ELOGT verge tees PEER Alarms The EnviroMon PC application performs the following tasks amp System configuration amp Long term data storage amp Display analysis and printing of recorded data The computer can communicate with loggers using each of the following methods amp Direct connection to a local logger amp Telephone modem to a logger on a remote site amp Radio link for short range connection to sites not serviced by telephone amp GSM telephone for remote or mobile applications The lo
106. nd then generate two data files the following commands are required emw32 d emw jmyfile jpg r20May02 27May02 emw cmyfile csv r20May02 27May02 The first line downloads data from the logger The subsequent lines each generate a specified J PEG file Here is a full list of data export options d Download data This option does not require any further information It must not be used at the same time as any of the file generation options j Generate a J PEG file This option is followed by a filename and up to three numbers If a filename contain spaces the entire option must be surrounded by quotes For example j c Documents Picture jpg 400 300 The numbers are width in pixels default 640 height in pixels default 480 image quality default 75 a higher number creates a better image but a bigger file me Generate a CSV file This option is followed by a filename r Specify the time range This option is made up of a start date time and an end date time separated by a comma Important the range must not contain any spaces The range can be specified as fixed dates for example 20may02 or as relative dates today The latter is useful when you wish to automate the process of creating a standard set of JPEG images that reflect the current position A date time must contain a date and can also contain a time and an offset If no time is specified the time is assumed to be 00 00 midnight The following
107. nennenesnensene 41 1 Axis Control buttons i is esseeride teoer seteia eea r ee dea a esa eea oiii 42 4 Summary WTO Wasi EEEE PERE ERA A R ee 43 5 Spreadsheet window sseseseseserereresesesesesesesesesrsrsrsnsrensrererenesesesenenesenesenesenenesrersenseenenenenenenes 44 6 Events Window msgstr Ses 46 6 Man Settings Ler 47 1 General configuration info panel scsessssssssssessssessseseseseseseseseetesssssesssssssssssesssssseesaeneaes 48 1 Sampling interval dialog serenenrnrvvrrvrvneneneneneneneveversasesavevevenevevevsvsasesevevevenessvsssssssasevavevevsssssrsenee 49 2 Temperature display ro0r0r0rrrnrononrnrnrnnnnenonnnnnnnnnnenennnnnnnnnnenenrnenensenenensnenesnenenenenenssnenensnenenensenenenr 50 3 Alarm behaviour sisscessecscceeesesecssccssveseccevecceucisccesacoseveccnacisloscevscceeesscdcsobesevecensossloscteceteessecdcsodesevecees 50 4 Holiday Ma ET A o AEE E EEEE ESETI AAEE ELE EERE EEE OET OE IERES EE EOL ETIE PE EE ET A 51 Site fifOrmMmiatiOnn sessdsenssscesseceeed ccosesensenceded dees S EN NISA AS ANNEE ASERNE AS ANNEE seesboeesacsesddeces 52 6 Summer time dates esseeri reeesor sesek eSEE aN SSES EAEE EAE A ASA FSS VOSA EESE Eo CASEDA ENE 52 7 Data storage eseeeeseereseereeresreseerereereseereereseoresreneereseoreerenrerenrereereneerenreneseoseereeesseeeenesreseeneseereseeseenee 53 1 E IE EONO IIIT PE EONA EEN CONTEE PE CONE PEI PEN OND E PAN CONTEN TOET NS 54 2 User list dialog ro00rnrvnonronrnvnnrnnan
108. nere 111 4 EMVWEVENT LOG erne ee eee e E E as ENEE EELNE EEE ESEETO ESSR 112 H D D mene A EA E AETA 112 12 Communications protocols sunuegumaamrusieiunedeldm beta ae eere arne eosin 113 1 EnviroMon logger protocol srrnrnnnnrnnnvnnnnnnnnanvnnnnnanvnvasnnnvanasvnvasvnnvavasvavasvanvavesvavssvasvavasvannenene 113 19 Messages ua EE E cucwagsdasatvacacusudade sare Sassccaisads EEA 116 1 Computer MESSAGES r0rrrevernervenrrnaenenarvenasvennenavennsvasnenasnannenasnenasvennenasnenasnennennsnenasvannevasnevasvaveee 116 2 Converter light EE ER KN PE KE PER 116 VA OX EE EE AA E A A ged ta lesteteeavh ccute see ho AT 117 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Introduction 1 1 Introduction The EnviroMon system is designed for long term recording of data from a number of locations It offers the following features amp Permanent retention of recorded data on your PC amp Wide range of data display and analysis options amp Easy to use software amp Telephone style connections for easy installation amp Modular system for easy upgrades amp A wide range of options to report alarm conditions amp Support for remote data download modem GSM etc Copyright 2004 2008 Pico Technology Limited All rights reserved emw en EnviroMon User s Guide 1 1 Safety warning We strongly recommend that you read the general safety information below before using your pr
109. ngs it has transferred from the logger The computer next displays the Monitor window s91 a list of temperatures for each sensor When the monitor window is active you may find the following features useful amp Select Settings then Configuration then Change to make changes to the configuration amp Select View then another option to view stored data amp Select Help then Contents to get the help file contents page amp Select Help then Index to get an index for the help file amp Select Help then Guided tour for a guided tour of the functions used in day to day operation Displaying a graph To look at the graph you first need to display the Monitor window 391 Next take the following steps 1 Select View from the main menu 2 Select Graph from the View menu The computer will display a graph showing all data recorded so far emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 4 2 9 Getting started 37 Saving and restoring configurations and data The Settings menu contains commands for saving and restoring your EnviroMon configurations You can work with either EnviroMon configuration emwcfg files or EnviroMon archive emwarc files I Enviromon for Vindens File Settings View Help Configuration gt Change Preferences Save 4s Default Monitor gt Load Default Exit New Open Save s Open Archive Save As Archive Ch
110. nnnasnnnnsnnsnenasvnnnenssnennsvannennsrennsvavnsnasvannsvasnnnasvannnnasnannenssnnnssesnner 55 1 User information sic scnccsescscckescesecctsecdseteceeecdessasseatescceversapessetsdenncecessascoutadersts send sceshcessnecsecsoesaceeesen 56 2 Password dialog rsrvrverenennrnnnnnevevvrvnvnnavavevvavennnnvavervevenevavavesvevevevavanesvevevevavenesvsvevnvavanssvevnvnvenesesvene 57 3 Logger dialog s errrrrorvnrnnnnrnnnnnnnnvvnnrsnannenasvannsnannnnasnannenasnnnnsnnsnennsnnnnsvnsnennsvannsvasvenssvavnsnasvavnevannser 57 T Convertor Hat aorar eE ENEA A EN ard tee brede 59 2 Add converter OANE ONEIN EEE OSSEE AP ETONE PE ONET PEN OAE A OEEO EE EN 60 3 Logger options sesseseeresrereeresreresrereereseeseereseoreerenesreerenesrenesreneeseereneoreneeneereneereereneoreeeonesreneereeeenene 61 4 Logger dial up options sure 62 5 Network diagnostics 6 Voltages SEE 64 7 Logger list ro0rn0rnrenronvnvensonsanvnvvnsensensaversensensensavesvensensevsavessensensansasessensansavsavessensensanessessensansavsssensenen 64 4 Sensor list dialog o0rrrrrnorrononnorronnnnonennonnnnnnnonennennenennensenennenssnensenannenssnensenennensnnannenesnansenesneneee 65 1 Sensor information dialog sssss s sssssssssssssssssssssussssssssssssssessnssseesstunssssesinssssesesunsssseetnasset 66 2 Sensor alarm 5 Deviation Alarm dialog sornrrrrnrnrnnonnnnonrnnnnnonannenennennenennenennannenennannenannenssnansenssnensnnennenssnensene 1 Deviation Alarm S
111. nology Limited All rights reserved 5 3 Display options 41 Graph window When you select Graph from the View menu the computer opens a new window like this 2101 Today s Graph HAs PP Vertical axis Ch 1 Ch2 Ch 3 control button i i i SSDS Horizontal axis control button 18 00 00 00 06 00 18 00 00 00 06 00 12 00 26Feb08 27Feb08 28Feb08 If you move the mouse cursor onto the graph part of the screen the computer will display the temperature and time at the current cursor position There are a number of buttons in the top right of the screen The horizontal row of buttons selects what time interval is displayed El Scroll left Moves to the left by a whole display earlier Scroll quarter left Moves a quarter display left earlier Expand horizontal axis Magnifies the middle half of the display to fill the whole width Shrink vertical axis Shrinks the current display to half size so that more is displayed before and after Scroll quarter right Moves a quarter display right later Scroll right Moves a whole display right later D BE Ee The upper group in the vertical column of buttons controls the vertical range displayed Note that if you use these controls to change the vertical range auto scaling is turned off Use the options button see below to turn auto scaling back on again lal Scroll up Moves a whole display up A Expand vertical axis
112. not require a signal conditioner set the conditioner type to zero For the the 0 2 5 V channel on the EL037 V A converter set Conditioner 371 for the 0 10 V channel set it to 372 and for the 4 20 mA channel set it to 373 A unique reference for this scaling method If you add your own sensors use sensor numbers in the range 1 to 99 The units appear next to the parameter value on graphs reports etc The number of decimal places The options are 0 1 2 and 3 With Places 1 the value 15 would be displayed as 15 0 With Places 2 the same number would appear as 15 00 The scaling method This must be 0 table lookup For numeric parameters set Onoff No For parameters that can have only two values on or off set Onoff Yes and adjust the scaling so that for Places 1 on 100 and off 0 The logger will then display On or Off for the parameter and reports will show the percentage of time that the parameter was On Specifies what to do if the raw value is outside the range of the table lookup The options are 0 treat as a sensor failure 1 clip the value to the minimum or maximum table value 2 extrapolate the value using the nearest two table entries The number of table lookup points The raw values for the first and second points The raw value is normally in millivolts but for the CM007 4 20 mA conditioner it is in milliamps The scaled values for the first and second points Rawl corresponds to S
113. nt This dialog appears only when you tick the check box against Enable support for multiple loggers on the Logger dialog In the left pane is a list of loggers The buttons on the right enable you to add edit or remove loggers using multiple Logger dialog boxes x Direct Port 1 OK Cancel f X Edit Remove emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 6 4 Main settings 65 Sensor list dialog Dialog location Settings Configuration Change Locations This dialog shows a list of the sensors connected to all loggers and converters in the system There are also controls to add or edit the details for sensors ee lx 06 1 Ch1 06 2 Ch 2 06 3 Ch 3 x Intnl Mains off 01 1 Ch 4 Add 01 2 Ch 5 01 3 Ch 6 The list has a line for each sensor It shows the address of the sensor logger converter and channel and the sensor name If the sensor is disabled an x is displayed before the address Add Add a new sensor to the list The Sensor information ss dialog appears Edit To edit the details of an existing sensor click the sensor whose details you wish to change so that it is highlighted Then click Edit and the computer will open a Sensor information dialog box It is not possible to remove details of previous sensors as the system may need to refer to their data at some point in the future Instead uncheck the Enabled box on the Sensor infor
114. oduct for the first time If the equipment is not used in the manner specified then the protection provided may be impaired This could result in damage to your computer and injury to yourself or others Maximum input range The EnviroMon system is designed for use with many different converters sensors and signals Converter Designed input range Max input voltage ELOO1 Cannot measure voltages N A EL026 Cannot measure voltages N A ELO16 O V to 2 5 V 30 V 2 5 V to 2 5 V EL037 10 V to 10 V 30 V 4 to 20 mA EL040 1 V RMS 30 V EL041 60 mV 10 V Any voltages in excess of the maximum input voltage specified in the above table may cause permanent damage to the unit Mains line voltages Pico products are not designed for use with mains line voltages Product grounding The ground of every product is connected directly to the ground of your computer through the provided interconnecting cable This is done in order to minimise interference Always use the provided cable to attach the product to your computer You must take care to avoid connecting the ground input of the products to anything that may be at some voltage other than ground Ifin doubt use a meter to check that there is no significant AC or DC voltage between the ground input and the point to which you intend to connect it Failure to check may cause damage to the products and your computer and could cause injury to yourself or others Take great care whe
115. ology Limited All rights reserved emw en 70 EnviroMon User s Guide Difference reference The deviation alarm is set if the difference between the highest and lowest readings from the selected channels exceeds the value you type in the Delta edit box Median reference The deviation alarm is set if the reading from any channel exceeds the median of all the channel readings by more than Upper Constant or falls below the median of all the channel readings by more than Lower Constant Channel reference The deviation alarm is set if the reading from any channel exceeds the reference channel reading by more than Upper Constant or falls below the reference channel reading by more than Lower Constant Select the reference channel from the drop down list Holdoff The deviation alarm will not be set if the deviation condition exists for less than the holdoff time that you type here Clear Click to clear all values in the dialog box and disable the deviation alarm EL042 Click to open the EL042 Setup 70 dialog You MUST enable at least one EL042 output from the EL042 Setup l70 dialog before clicking OK in the Deviation Alarm Setup dialog otherwise you will receive an error message OK Click when all values in the dialog are correct and you wish to enable the deviation alarm EnviroMon will not allow you to close the dialog using this button unless you have enabled at least one EL042 output in the ELO42 Setup 70 dialog
116. ons to set the sampling interval temperature units and other system wide parameters Security This button opens the User Listi s5 dialog It is necessary only if you wish to restrict access to the configuration dialogs Its purpose is to help you define a list of people authorised to use the system Equipment This button works in two modes In a system with a single data logger it displays the Logger 57 dialog allowing you to specify how the logger is connected to the computer There are also buttons to enter converter information and details about more advanced logger functions logger printer reporting alarm dialler etc In a system with multiple data loggers it displays the Logger list i dialog allowing you to add or edit details for a number of loggers iit Locations This button displays the Sensor listi si dialog As well as displaying a list of the sensors currently in use it provides options to add or edit sensors The sensor information includes the sensor name its address logger converter channel and its alarm limits Devation Alam This button opens the Deviation Alarm s8 dialog which allows you to set up alarms based on the differences between channels it Program This button writes the configuration information to the logger The process is automatic just plug in the logger then click the button and wait for it to complete Copyright 2004 2008 Pico Technology Limited All rights reserved emw e
117. ons x m Connection to logger routine download Connection at startup Don t connect Telephone number IV Logger will always answer telephone Answer telephone between and r Connection from logger fon alarm Connection type None v Telephone number Time between calls jo minutes Cancel Unit identifier Help 1 Connection to logger routine download section of dialog Connection at startup Specifies whether the computer should start a connection to the logger each time EnviroMon starts up The options are amp Don t connect The logger is connected directly to the serial port on the computer You can connect up to nine loggers to the same computer in this way each to a separate Serial port amp Disconnect after data transfer The computer dials the logger at start up but releases the link as soon as all of the new data has been transferred from the logger amp Remain connected The computer is connected to a radio modem as is the logger Up to 250 loggers may be connected each with a unique address You can manually connect or disconnect at any time This option simply controls the automatic connection at start up Telephone number The telephone number that the computer should use to establish a link to the logger Logger will always answer telephone If you check this box the logger will keep its modem permanently enabled so that it will always answer an inco
118. or Microsoft Visual C versions 2 4 and 5 Microsoft no longer supply implib Furthermore the names used in these versions of C are decorated there is a prefix which indicates how many bytes are transferred to the routine as parameters As a result the C names do not match the names in the DLL The Microsoft tools to alias decorated to undecorated names do not appear to work so it is therefore necessary to use ordinal linking linking by number rather than name To find the ordinal numbers for the DLL that you are using type DUMPBIN exports emw32 dll The ordinal numbers and decorated names are entered into emw32 def then the following command generates a lib file Lib def emw32 def Once you have created a lib file the following steps are then required to use the drivers in your program 1 Include the emwxx 1ib in your project 2 Include the file emwd11 h in the C source file s of your program See emwdltes c for an example of a simple Windows program C C programs can access all versions of the driver If emwd11 h is included in a C program the PREF1 macro expands to extern c this disables name decoration and enables C routines to make calls to the driver routines using C headers Delphi emwp dpr is a complete program that opens the driver and takes current readings from channels 1 and 2 The file emwdll inc contains a set of procedure prototypes that you can include into your programs LabVIEW The
119. or voltage converters 3 4 2 ELOO1 temperature converter The ELOO1 has three narrow sockets for sensors at one end At the other end there are two wide sockets for the network and a red LED Network LED Sensor sockets sockets The LED flashes continuously immediately after the system is turned on Once the system is running normally the light goes out and then flashes briefly each time the converter takes a reading Each converter has an address a number between 1 and 15 that must be unique on the network The converter will already be programmed with an address but you can change this through the installation software When you install the system the logging software will ask you for the address number and where each of the three sensors are which relate to that converter address For large networks it is best to make a plan of the layout before starting installation The three sensor sockets are marked with channel numbers emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 3 4 3 3 4 4 ELO16 voltage converter The EL016 voltage converter has eight voltage inputs Each input can accept a voltage in the range 0 V to 2 5 V The voltage inputs connect to the EL016 through a D9 female connector 19 following table shows the pin connections and channel numbers for an EL016 with address set to 1 A will be address 1 B will be address 2 and C will be address 3 Address
120. ores it until the PC is ready to receive it It has the following connectors amp Round DC connector to mains adapter amp D9 female connector to computer amp Two square telephone style connectors for network The two network connectors are joined internally so you can use either socket or both Network cable This is a white oval cable about 5 metres long with telephone style connectors at both ends Note that network connectors are slightly larger than sensor connectors Network connectors have six slots in the end although only the middle four slots are fitted with gold contacts Converter The converter changes the electrical signal from a sensor into a digital message that is transmitted to the logger There are several types of converter the most common being the ELOO1 temperature converter The ELOO1 is a plastic box with two square network sockets at one end and three sensor sockets at the other end Each converter has a unique address between 1 and 15 that is used to identify the converter Temperature sensor The EL015 temperature sensor is a stainless steel tube 6 mm in diameter and 50 mm long It is fitted with a white oval cable about five metres long with a telephone style connector on the other end The sensor connector is slightly smaller than the network connector It has four small slots each containing a gold contact unlike the network connector which has an empty slot at each end There is a clear
121. ou set the time interval per row to 60 each row will be the min max average of 60 readings emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Miscellaneous settings 77 7 3 5 Event options Dialog location in Events 46 window Event options x J Show actions taken JV Auto save on exit Show actions taken When this is enabled the details of actions taken will be displayed on the event window This does of course reduce the number of events that can be displayed at the same time Auto save on exit When this option is checked all events window settings are saved automatically when you close the event window Event information dialog Dialog location Events 46 window This dialog appears when you double click an event in the Events 461 window It enables you to enter notes for an event for example to state what actions were taken to deal with the problem Event Information x Event number 1 Start date time 26Feb08 12 02 End date time Cancel Sensor Help Type E vent log created Action taken Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 78 EnviroMon User s Guide How to How to configure a system Setting up a small EnviroMon system is very easy For more information or if you have not yet decided upon the configuration please see the section on Identifying the equipment 3
122. ow Cox Printer Brother HL 6050D DN sees 3 No of Copies fi Setup Cancel Help Printer A drop down list box with the name of the default printer You can select a different printer if you wish Setup Use this button to open a dialog with setup information specific to the selected printer for example to set up for portrait or landscape pages We do not describe this dialog here as it varies according to the type of printer selected Please refer to your printer s documentation for details OK Once all the details are correct click this button to start printing 7 3 2 Graph options dialog Dialog location in Graph 414 window x Title Today s Graph Format Automatic v IV Auto scale vertical axis Cancel IV Auto save on exit Help Title The name you want to give to the graph Format Selects how the parameters will be displayed The options are amp Automatic Divide according to units amp Separate graphs Draw a separate graph for each parameter amp All traces on same graph Display all parameters on the same graph amp Graph for each group Display a separate graph for each group as chosen in the Select parameters 74 dialog box Auto scale vertical axis When this box is checked the computer automatically adjusts the vertical scale to fit the data that is to be displayed If you click any of the vertical axis scaling buttons Auto scale is turned off automatically Auto save o
123. re measurement 7 15 16 Temperature monitoring 9 Temperature sensor 31 Temperature measuring parameters other than 80 Temperature humidity converter 19 Terminal blocks 13 Testing an EnviroMon system 10 Thermocouple converter 22 Thermocouples exposed wire fibreglass 16 exposed wire PTFE 16 SE000 16 SE001 16 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Index Transferring data to other applications 85 Troubleshooting 102 U User details editing 56 USER PSC 83 Users adding 55 V Voltage converter 19 20 W Wall sockets ELOO9 11 13 Web site displaying data on 95 interactive method 96 safe method 95 WI001 11 14 Window events 46 graph 41 monitor 39 monitor with deviation alarms 40 spreadsheet 44 summary 43 Windows drivers 99 121 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 123 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en Pico Technology James House Colmworth Business Park Eaton Socon ST NEOTS Cambridgeshire PE19 8YP United Kingdom Tel 44 0 1480 396 395 Fax 44 0 1480 396 296 Web www picotech com emw en 6 17 3 08 Copyright 2004 2008 Pico Technology Limited All rights reserved
124. red only in special situations Whichever method you use the scaling information will be preserved during software upgrades Working with user scaling tables 1 Begin by creating a user scaling table In this example we have used the Scale sA dialog to create a scaling table as follows Name custom Conditioner 4 20m z Open Sensor 1 Pace Units CU Out of range Sensor fail v Help Decimal Places 2 v Method 0 ew i On Off eg switch No p 1 1 2 Insert Above 2 3 24 Insert Below Delete eee pi Bese _ 2 Ensure that you have a converter attached that supports scaling for example an EL037 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 82 EnviroMon User s Guide 3 Open the Sensor list dialog by clicking the Locations button on the Configuration control panel 4 Click Add to open the Sensor information dialog and add a sensor Sensor information S Data source Channel Conv 2 Chan 1 v Converter EL037 4 20m v Sensor custom Name Custom 1 JV Sensor enabled Alarm Cancel Alarm disabled Help Set Channel to the converter channel that you wish to use Set Converter to the type of converter that you are using If the converter has more than one sensor option select the one that matches the sensor type that you specified in the scaling table in this example 4 2
125. rs Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 106 EnviroMon User s Guide 11 11 1 File formats and other useful information Program files The following program files make up EnviroMon emw exe main program file emw d1l language specific information 044 for English emw chm help file en for English EnviroMon makes no changes to any files in the Windows directory or the registry and requires no installed drivers Envimon ini The majority of configuration information is held in a file called envimon ini If multiple configurations are required this can be done by putting each configuration in a separate file then specifying on the command line which file to use For example to use the oxford ini file the command line is emw oxford ini Note for multiple configurations the data path must be different for each configuration The detailed information below is intended for information only Where possible we recommend using the EnviroMon program to make changes to the settings Envimon ini contains the following sections General ho General information Holdoff losl Details of current holdoffs Events 108 Details of active events Loggerx los Details of a logger x logger number Loggerx Convertery hos Details of a converter x logger y converter Sensor l109 Details of a sensor
126. rs There are two versions of the Windows DLL Dynamic Link Library for EnviroMon amp EMW DLL is for use in 16 bit applications for example Visual Basic 3 Excel 5 Borland C 4 52 Visual C 1 5 Delphi 1 amp EMW32 DLL is for use in 32 bit applications for example Visual Basic 4 5 etc Excel 7 Borland C 5 C Builder 3 and 4 Visual C 2 3 4 5 6 and Delphi 2 3 4 Please note that the drivers cannot be used at the same time as EnviroMon If it is necessary to access the current readings while EnviroMon is running you should consider using Dynamic Data Exchange DDE API The API Application Programming Interface contains the following routines em open ss open the driver em_get_sensors 99 get the number of sensors em get current hol get current readings em closels1 close the driver em open reading 10 open historical readings em get readingqli0 get historical reading 666666 The procedure for using the driver for current readings is as follows call em_open while you want to get readings call em_get_current process the current values end while call em_close em_open void em_open char ini_filename This routine opens the specified INI file normally ENVIMON INI and sets up a link to each of the loggers listed in the file The INI file should have been created and tested using EnviroMon em_close void em_close void This routine closes down and links to
127. rter srrrrrrrrnrranarenvrvnvnnnnarevvrvnvnnnnaseveevnnnvenavessevevnvavavevvevevnsavenesvevevnvasenesvevnnene 19 4 EL026 temperature and humidity converter rorrrerenrnrnvnvnvnsevnvnnanennnenensnaensavavenenenenssensasavenene 19 5 EL037 voltage and 4 20MA converter sssessssssscossssssoossssseoosessssossssssecosessssoosssssseosessssosssssss 20 6 EL040 current monitor converter ssccccsssssseeceeeesesceeeeceecesscececeeecsseccceeeeseeeseeueesseseeeeeeeeeeeeees 21 7 EL041 thermocouple CONNVGL ON scene E AE OEE PEE TTS S EAE AEE 22 B Alarm devices A E EL A A 23 1 EL006 remot Akaf cerei aa ES KEEA AE EENAA AEAEE ENEA 23 2 ELO18 dialler adapter and battery backup s sssvessooessesessssessseesseseeseereseeeeseeeessseerseesesseeene 23 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en ll EnviroMon User s Guide 3 EL042 alarm amp relay unit csececseeceseceeeseeseseesseeeeseneenssecnsscenensaeensssessseeensasencaeensnsasencaeeesneenes 25 6 Package Systems rrnrvrrvrrnnnnnnanvnvrnvannnnnsvnvnsnannnvasnnnnsnasvnvasvnnvnvasvavasvanvavasvavssvnsvavnsvanenvasvnvsnvnnvnnene 30 1 Current monitoring kit 0rserenenennnrvvvnvnvrenanerenevenevevrrsesesavevevevevevsssrsnsesevevavevessvsvsssssasevavevevessssssene 30 4 Getting started iaee ae a ra a Er aiae D AEE AA E a EA ESEA EEEE SEBE as 31 1 Installation of a package system seessessessssrsessesssresssresseeresresresresrenees
128. s for example that the logger data can be downloaded at night using a telephone line that is allocated for other uses during the day Equipment placement Each EnviroMon converter turns sensor inputs into digital signals which can be transmitted quite long distances through the network cable Converters should be no more than 400 metres from the logger The logger can therefore be placed wherever information is required for example in an office area and the converters can be placed near where parameters are to be measured Thermistor sensors are supplied with a 5 metre cable that can be extended up to 100 metres Alarm relay and dialler modules are best placed close to the logger to minimise the risk that a break in the network could prevent the logger from operating the relay or dialler Security The EnviroMon software normally allows full access to both the data display and configuration functions If however you enter details of users you can specify which users are allowed to access the configuration menu System testing It will be necessary to check that all parts of the system work This is essential once the system is installed and should be repeated at least yearly thereafter We recommend that you create a checklist of features to test while you are deciding what the configuration will be and you can then use this checklist once the system is installed If possible you should operate the system for some time to ensure th
129. s can only be maintained in their current state They cannot be set or cleared until the network is running again 3 5 3 3 ELO42 specifications Specifications for the EL042 alarm amp relay unit 27 Connectors 2 x network connector 1 x output connector 1 X power connector Indicators 1 x red LED Enclosure Plastic case Output connector DE9M See also connector pin out 281 Power connector DC 1 3 mm 12 V unregulated input 200 mA max Positive on centre pin External power adaptor 12 V unregulated 500 mA EL042 power supply modes From external power supply network or internal battery Battery NiCd module as used in ELOO5 1 Compliance CE EMC Environmental 0 C to 70 C 10 to 90 humidity not waterproof Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 28 EnviroMon User s Guide 3 5 3 4 EL042 connector pin out The EL042 2515 9 way D connector provides the following outputs amp 12 V power for speech dialler amp Alarm or speech dialler control signals A B and C Pin2 Ping 12 V dialler output lour 200 mA max Collector of opto isolator C Collector of opto isolator B ollector of opto isolator A round C do not use mitter of opto isolator C mitter of opto isolator B mitter of opto isolator A Notes amp Collector emitter breakdown voltage is 30 V amp Maximum continuous collector current is 150 mA amp Emitter collector breakdown
130. s much before the logger considers that the problem has gone away For example if the maximum temperature is 15 C and the hysteresis is 0 5 C the temperature must drop to 14 5 C before the problem is considered to be over If the temperature drops below 15 C but then goes above it again this will not be treated as a new problem and so the alarm will not sound again Deviation Alarm dialog Dialog location Settings Configuration Change Deviation Alarm This dialog gives you an overview of the deviation alarms in place and allows you to edit or remove them What is a deviation alarm Deviation Alarm f x Logger 1 Edit Deviation Alarm Freezer 1 Converter Type ELOO1 ELO17 Triple temperature Sensor Type EL015 temperature sensor Lower Constant Upper Constant 5 00 Reference Type Difference El Sensors Channel Ch 1 Channel Ch 2 Channel Ch 3 EL042 Address 7 alarm state Output Deviation Alarm 2 Deviation Alarm 3 Deviation Alarm 4 Edit Clicking this button or double clicking a deviation alarm in the list takes you to the Deviation Alarm Setup dialog This allows you to edit the settings of the deviation alarm or to remove it entirely use the Clear button in that dialog Close Closes the dialog preserving any edits that you have made emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 6 5 1 Main settings 69 Dev
131. s possible to transfer data from the logger to the modem at full speed 57 600 baud even if the modem can only send data at lower speed for example 14 400 baud over the telephone link If you set the logger to operate at 57 600 baud and it does not seem to work try reducing the data rate to 9 600 baud It is also necessary to tell the PC what number to dial to establish a connection to the logger and to specify whether to keep the link to the logger active until all data is transferred or until the end of the EnviroMon session If the link is kept active after the data is transferred it is possible to monitor the current readings and to cancel alarms We recommend setting up the logger configuration using a direct connection then changing to modem operation To change to modem operation connect the logger to the modem port and then Go into the configuration menu select File then Configuration Select Equipment Change the connection type to via telephone modem Change the baud rate to 9600 baud if required Select Telephone Enter the telephone number Specify whether the computer is to call the logger automatically Specify any limits on the time that the logger may answer phone calls Click the Set Link button on the logger dialog box 10 Disconnect power from the logger and remove batteries if fitted 11 Reconnect the power and if required check that the logger says BAUD 9600 OO NDUPUNK Troubleshooting If you rece
132. s procedure for each converter Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 34 EnviroMon User s Guide 4 2 5 4 2 6 Calibrating humidity converters If you are not using humidity converters you can skip this section The EnviroMon humidity measuring system is made up of two parts the EL026 converter 1 and the EL030 sensorli51 These can be connected together using a cable up to 25 metres long The EL030 sensor has some calibration information written on the base Before you use an EL026 and EL030 together you should use the Change Converter Address program to write this calibration information into the EL026 To do this connect up the equipment and run the Change Converter Address program according to the instructions for setting the converter address Then proceed as follows 1 Select the serial port to which you have connected the logger e g COM2 Select the address that you wish to use for this converter Click the Program button Wait until the computer reports that the converter has been programmed The computer will turn on the Calibration button Click this button now Enter the lowest figure normally about 0 into the first box Enter the highest figure normally about 100 into the second box Click the Program button Wait until the computer reports that the converter has been programmed 0 Unplug the converter O OO NEO UT ROM Configuring the system To r
133. ser at intervals determined by the application the hostility of the environment and the importance of accurate readings Unless the tests are carried out by Pico the converter and sensor should be tested together Temperature sensor EnviroMon temperature sensors are supplied sealed in stainless steel tubes and are largely unaffected by their environment If the temperature is cycled repeatedly while the sensor is immersed or in a damp environment small amounts of water may be drawn into the sensor causing a rapid increase in the measured temperature If low or medium temperature sensors are exposed to high temperatures greater than 120 C the temperature reading may be permanently affected Calibration or checking using ice or boiling water is not recommended unless the user has a lot of experience with the required procedures EnviroMon sensors can be compared with a calibrated reference sensor in any of the following ways amp Insert both sensors in a bath of liquid that is being stirred continuously amp Insert both sensors into a large block of metal that is insulated from its surroundings amp Bind the two sensors together with sticky tape or elastic bands then wrap both sensors and some of the cable in several layers of bubble wrap Humidity sensor Humidity sensors contain a sensor element that absorbs water and other chemicals The sensor element may quickly become inaccurate if it is exposed to chemicals H
134. sssssssssssssssssssssssssssssesesenesesesesesesesssesessaesesessssesesesesseesseseseneaes 10 8 Security EE ER E TE TT A 10 9 System testing esesesesesrseseresesesesesesesesesrerererererererereseseneseneneresesesesesesesrersrererererereresesesesesesesesene 10 E EERE NRE A E A E E AN 11 uE Connections E A T A E E E 11 1 Types ILE a APENE A EA A I EENE AEA AE AN NS EN AEE A N S AEN AAEE 11 2 Connectors 3 Screw terminal connections ssevrvvnnnennnnnnnnnnnnnnnennnennnennnennnenneenneenneeeneenneenneenneenneenneenneenneeeneenneeeee 13 A Sensor connections aus oak cece ces AAAA ASAE catecaedddscaseuneaauceeddevees ceceesstccscaterateancceddesy 13 5 EL020 sensor adapter ssssssssssssesessssssesesesessssesesessssssssesesssssessssesnssssssssssessesssessseseseesesesasenenees 14 D SOTISONS E E A E O E E cave vaere adr te 15 TAM 15 4 SEOxx thermocouples rrrrrnnnnvnnannnnenvanenvanenvanenvenvnnanvanenvavenvavenvavanvanesvavssvanvsvesvsvenvevanvavesvavesvavenvene 16 3 LOggers errrrrvvrnnrnonnannannannannannannannannannrnnnnnensrnnvnnvenvanvanvanvanvanvanvanvansnnvanvasnnnnennennennvansnnsnnvansenvensen 16 1 ELOOS logger osrnrnrnrnvnvorovnvnvanennnnnnnenvnsasavavanevenenenensaeasavavenenenenenensssasnsavavanenenensnsnsasasavavenenensnsssnssnee 16 2 Logger internal parameters sa 17 E oT i A A AE E T AE E E EE A A E E A EA EE AAA 18 1 Introduction eveovvvvvnnennneen 18 2 EL001 temperature converter 3 EL016 voltage conve
135. stalled then connect the logger and converters to the wall sockets using 5 metre EL003 network cables Install a fixed cable directly between converters This is necessary with devices that are fitted with screw terminal blocks such as the alarm relay dialler and network junction box Connections Types of network Small network For small networks where all converters are within a 5 metres of each other it is possible to put together a network using only standard network cables The logger and converters each have two network sockets By connecting a network cable from one unit to the next you can build up a complete network EL003 cable J ja J k 4 a 4 a 4 s i Rico Rico piso Rico Fago LE Bor moor moo EL 005 EnotroMon sil dl sl il Data Logger te ie See eee eet k ELOO1 Converters EL005 Logger Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 12 EnviroMon User s Guide 3 1 2 Larger network For larger networks the same approach may be used The network cables must be made up on site to the length required using cable WI001 and connecting the C0018 connectors to the cable using a crimp tool In some circumstances it might be more convenient to use a spur cable to link some of the connectors Fixed network For the largest networks with a large number of converters or converters which are widely spaced the most satisfactory inst
136. stimated mains voltage amp Network current amp Date amp Time The estimated mains voltage is a very rough measure within about 20 but readings for a particular logger and power supply will be consistent There are two parameter options one for 110 V operation and one for 240 V operation The network current gives an indication of the current supplied to all of the converters on the network It should not exceed 100 mA The EnviroMon software assumes that the date and time of the computer are correct and stores data using this information Unfortunately some computer clocks are not always reliable The date and time parameters can be used when you need to be certain that a given data item was recorded at the date and time specified The date and time are stored by the logger as parameters at the time the reading is recorded Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 18 EnviroMon User s Guide 3 4 Converters 3 4 1 Introduction A converter samples the output of sensors connected to it and gives these samples numerical values The numbers then go to the logger that is connected to the converter Each converter has an address which identifies it to the logger Most converters are supplied with the address set to 1 The Change converter address 33 program can be used to change the address You can have up to 10 converters for each system using a mix of standard humidity
137. t 7 Hysteresis 50 Identifying the equipment 31 Installation 31 32 33 J Junction boxes ELO21 13 L LabVIEW programs 101 Legal information 5 Logger connection to 62 EL005 8 17 30 EL005 without display 16 ELOO8 8 11 17 31 internal parameters 17 options 61 voltage settings 64 Logger configuration 10 Loggers multiple how to use 79 M Mains voltage 2 17 Maintenance 103 Measurements current 7 15 humidity 7 other parameters 8 parameters other than temperature 80 temperature 7 15 16 temperature and humidity 15 Messages converter light 116 on the computer 116 pager 62 SMS 62 Minutes per reading 49 Mode 49 Modem dialup how to use 80 Multiple loggers 64 how to use 79 N Network 10 fixed 11 junction unit 13 Network current 17 No of samples 49 O Options events 77 spreadsheet 76 P Parameters other than temperature measuring 80 Power failure in the event of 8 Printer adapter 61 Printing 9 Program files RDG files 111 EMWEVENT LOG 112 Envimon ini 106 naming conventions 106 Programs inC 101 inC 101 in Delphi 101 in LabVIEW 101 R Radio link 3 Radio modem 10 Remote alarm 23 Remote data collection 10 Repairs 2 Reports 9 Restoring configurations 37 Routine download 62 RTTE directive 10 Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 120 EnviroMon User s Guide S Safety grounding 2 Safety warning 2 Sampling inter
138. ter software upgrade Alternatively shorten all of your sensor names to 15 characters or less Converter light When a converter is first connected to the network or the logger is first powered up the light on the converter starts flashing approximately four times per second When the converter receives a message of any kind from the logger the light stops flashing Once the logger is configured and starts asking for readings from the converters the light will flash three times EL001 or twice EL026 every four or five seconds emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Index 117 Index emwarc files 37 emwcfg files 37 A Addresses changing 33 Alarm behaviour 50 connection on 62 dialler 8 10 Alarms 10 EL006 16 23 ELO16 59 EL042 25 remote 11 setting 8 API 99 Archive files 37 opening 79 saving 79 Auto configure converter 59 B Battery backup 8 13 16 Battery backup units EL018 8 13 16 23 59 C C programs 101 C programs 101 C0017 14 Cables EL003 11 30 sensor cables 13 spur cable 11 WI001 11 Calibration 34 103 humidity converters 34 CO017 12 C0018 11 12 Cold junction compensation 22 Command line exporting data from 97 Communications protocols EnviroMon logger 113 Configurations restoring 37 saving 37 Configuring a system 78 Connecting up the equipment 32 Connection on alarm 62 Connection to logger 62 Connectors CO0
139. th 1 decimal place the value 15 would be displayed as 15 0 With 2 decimal places same number would appear as 15 00 Method The scaling method This is always 0 table lookup method emw en Copyright 2004 2008 Pico Technology Limited All rights reserved 6 2 Main settings 55 On Off For numeric parameters set to Off For parameters that can have only two values on or off set to On Then set the scaling table so that Raw 0 corresponds to Scaled 0 and Raw 1 corresponds to Scaled 100 The logger will then display On or Off for the parameter and reports will show the percentage of time that the parameter was On No Raw Scaled Column headings for the look up table amp No is the row number supplied automatically by EnviroMon amp Raw is the raw value from the sensor normally in millivolts but for the CM007 4 20mA conditioner it is in milliamperes amp Scaled is the scaled value corresponding to each raw value It is in the units specified by the Units parameter New Clears all data in the table ready for you to enter a new set of data Open Shows alist of all scaling tables that you have previously stored If you select one of these it will be copied into the Scale dialog for you to examine or edit Save Saves the present scaling data using the name in the Name box Remember to change this name if you wish to create a new scaling table otherwise you will overwrite the table
140. th for data storage After configuring the first logger save the configuration file using the Settings Configuration Save As Archive menu command Use a memorable file name such as leeds emwcfg EnviroMon will supply the file extension so you only need to type leeds Next create a configuration for the second logger and use the Save As Archive command again this time using a file name of say brighton emwcfg You can then access the two separate configurations by selecting the Settings Configuration Open Archive command and choosing one of the files that you saved earlier See Saving and restoring configurations and data 371 for more information on the Settings Configuration dialog Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 80 EnviroMon User s Guide 8 3 8 4 How to use a dial up modem The EnviroMon logger is designed for easy access through a dial up modem The logger connects to one modem using an EL033 modem adapter and the computer connects directly to the other modem The computer can then call the logger each time the EnviroMon program is run When you use a dial up modem it is necessary to set the link parameters for the logger so that it will do the following things amp Operate at the maximum data rate supported by the modem see below amp Enable disable the modem at times when it should accept calls Most modems have an internal buffer so it i
141. that was previously opened Close Close the dialog without saving the scale data User list dialog Dialog location Settings Configuration Change Security This dialog shows details for each of the users who are or have been authorised to use the system An x next to the name indicates that they are no longer active You can add new users or edit the details of existing users It is not usually necessary to specify users if only one person will be using the system If you do add any users the computer will ask for a password if you attempt to use the Settings Configuration Change command A i is x Abdullah O Leary x Brigitte Silver Add Edit Help Add Click to add a new user Edit Click one of the names in the user list When the name is highlighted clicking the Edit button will enable you to edit the details for the selected user Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 56 EnviroMon User s Guide 6 2 1 User information Dialog location Settings Configuration Change Security Add This dialog is used to enter the details for a new or existing user This process is optional After you have created and enabled the first user EnviroMon will require you to log in before you can make any further configuration changes user information eS Name Ozymandias Pugh Initials OP Password 83frap Clearance level None v Cancel
142. the data from multiple loggers Converters Opens the Converter list s dialog box which provides a list of all the converters attached to the logger Options Opens the Logger Options 1 dialog box which controls optional equipment that can be connected directly to the logger Telephone Opens the Logger dialup options 62 dialog box which enables you to specify how the dial up link to the logger is to operate Set link Programs the connection settings into the logger Loggers are supplied ready configured for direct connection to the computer so you do not need to use this option for loggers intended for direct connection You use this button only when you have changed the connection mode Connect the logger directly to the port that you have specified then click the button and wait for it to complete The programming is automatic Note The logger must be powered down and restarted to activate the new link parameters Diagnostics Opens the Network diagnostics 63 dialog Do not use this option unless directed to do so by Pico Technical Support staff emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Main settings 59 Converter list Dialog location Settings Configuration Change Equipment Converters This dialog shows a list of converters connected to the selected logger There are also controls to add or remove converters or to automatically detect the converters connected to
143. the telephone The dialler adapter serves three purposes amp Controls the dialler amp Provides power for the dialler amp Provides battery backup if needed for much longer periods than the logger s internal backup Safety note The dialler adapter has a row of holes in the end of its case for ventilation Do not block these holes as this could cause the unit to overheat leading to equipment damage or a fire There is a 4 8 volt rechargeable battery pack inside the box that will provide backup for 12 to 24 hours depending on the configuration The speech dialler can give three messages for different types of problem as follows amp A temperature out of range or sensor fail amp B mains fail for more than 2 minutes amp C network fail for more than 2 minutes There is a separate wire between the adapter and the dialler for each problem If you do not wish to have calls made about a problem leave the wire unconnected The red lamp on the EL042 flashes once a second to indicate that the unit is functioning See also Connector pin out 281 When the EL042 is wired into the system it will look like this EL042 Dialler adapter Mains adaptor alarm unit SD1 speech dialler Pico EL005 Data Logger emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Equipment 27 Alarm conditions Sensor alarm A sensor alarm activates Output A see pinout 28 and the au
144. umidity is very strongly affected by temperature a 1 C change difference in temperature between two sensors will produce a 2 5 difference in humidity reading It is therefore important to take the following precautions when calibrating amp Use a sealed container that is a small as possible amp Keep the air inside the container moving but mount the fan motor outside the box amp Insulate the container from conducted and radiated heat sources Humidity sensors can be checked by amp Comparing with a calibrated reference sensor amp Measuring the humidity above a saturated solution of a salt salt cell The two most commonly used salts are lithium chloride 11 3 and sodium chloride 75 3 These two are preferred because the relative humidity for these two salts is virtually constant over a wide temperature range but you should note that lithium chloride changes state below 18 C and calibration should be done above this temperature Please study the safety information available from a chemical supplier before considering using lithium chloride emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Troubleshooting and maintenance 105 Logger Loggers do not require recalibration Converter Converters contain no adjustable parts They are designed for high reliability and contain built in components to allow for changes over time and variations due to temperature and other facto
145. un the software Click the Start button Select Programs Select Pico Technology Select EnviroMon a o The first time you start up the software it will offer you three choices 1 A look at the overview section of the help file 2 A guided tour of the configuration 3 Start the configuration If you select the guided tour the computer will take you through the basics of setting up the system explaining what each step involves Alternatively you can follow the instructions below If you are not already in the Configuration control panel 1 Select Settings from the main menu 2 Select Configuration from the Settings menu 3 Select Change You should now be at the Configuration control panel If you have already configured the system and wish to start again 1 Click Reset 2 When the computer asks you to confirm click Clear emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Getting started 35 Once you are back at the Configuration control panel it is time to set the sampling rate Click General Click Sampling Set the Minutes per Reading field to the required value Click OK Click OK URKUNK Now find out what equipment is connected Click Equipment Set the serial port field to the one to which the logger is connected such as COM2 Click Converters Click Auto configure A box will appear and will show you the status of the auto configure proc
146. val dialog 49 Saving configurations 37 Scaling Scale dialog 54 setting up table 81 supplying user defined scaling file 83 Screw terminal connections 13 SE000 16 SE001 16 Security 10 Sensor adapters EL020 14 15 Sensor connections 13 Sensor connector 15 Sensors 10 CO017 12 ELO015 7 14 15 EL030 7 15 34 exposed wire fibreglass thermocouple 16 exposed wire PTFE thermocouples 16 for measuring humidity 7 gas 8 low power 8 platinum resistance 7 precision thermistors 7 SE000 16 SE001 16 temperature 15 16 temperature and humidity 15 thermistors 7 thermocouples 7 Type K 7 Serial port 31 Setting up a scaling table 81 Settings alarm 61 saving 37 voltage 64 Setup alarm 48 colours 72 directories 48 event information 77 holiday 50 holiday dates 51 languages 72 logger 57 password 57 sampling 48 scale 48 site 48 site information 52 sounds 73 specifying data storage details 53 summer time 48 summer time dates 52 temperature 48 Site information 52 Sockets wall mount 13 Software configuration 4 installation 33 Solar panel 10 Speech dialler 23 Start sampling 49 Starting the EnviroMon software application 4 Storing site details 52 System configuration 4 34 configuring 78 low power 8 maintenance 6 testing 10 T TA011 7 15 30 Table scaling setting up 81 Telephone button 62 Telephone modem 10 Temperature and humidity measurement 15 Temperature converter 18 Temperature display 50 Temperatu
147. voltage is 5 V at 100 uA only applies if incorrectly wired See also EL042 example connection 291 emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Equipment 29 3 5 3 5 EL042 example connection The following example shows how to connect the EL042 25 s opto isolated Output A Power In See also EL042 connector pin out 28 3 5 3 6 Switching to ELO018 EL006 emulation mode The EL042 251 can be reprogrammed to emulate a combination of the EL018 dialler adapter battery backup 231 and the EL006 remote alarm 2s 1 Connect the EL042 to the data logger and disconnect all other converters 2 Referring to the procedure for Setting converter addresses 33 start the Change Converter Address program 3 Click the Read button The program will show the address of the EL042 and which mode it is in Independent or ELO18 An EL042 Independent Mode check box will then appear in the program s main window 4 To set the EL042 to EL018 emulation mode tick the check box set the desired address and click Program Use the Change Converter Address program again if you wish to switch the EL042 back to EL042 independent mode Copyright 2004 2008 Pico Technology Limited All rights reserved emw en 30 EnviroMon User s Guide 3 6 Package systems 3 6 1 Current monitoring kit The current monitoring kit provides a complete solution for measuring three c
148. w BROAR You can select a range in one of two ways If all of the readings that you want to select are on the screen Point the mouse at the first event Press and hold the left mouse button Drag the mouse to the last event and the selected events will be highlighted as you go 4 Release the left mouse button W Ne If the events are a long way apart Point the mouse at the first event Click the left mouse button and the first event will be highlighted Scroll down to the last event Point at the last event Press down the Shift key and click the left mouse button URKUNK To edit the notes on action taken for an event double click the event emw en Copyright 2004 2008 Pico Technology Limited All rights reserved Main settings 47 6 Main settings Dialog location Settings Configuration Change The Configuration control panel is the main interface for configuring the system For a first time installation use each of the buttons in the sequence that they appear If you later wish to make adjustments to the system you can go straight to the function that you wish to change then use the Program button to write the new configuration to the logger Note before you use the Program button or the Auto configure button in the Converters dialog box part of Loggers the logger must be connected General This button leads to the General configuration info 43 panel There are butt
149. y the network sockets It is connected to the system using two network extension cables ELO18 dialler adapter and battery backup The EnviroMon system with the ELO18 dialler adapter battery backup unit is designed to operate with the Gardiner Technology Gardtec dialler or the Menvier Security SD1 speech dialler The dialler can be programmed with a list of emergency telephone numbers When there is a problem the dialler calls each of the telephone numbers in turn until someone answers then it gives a message saying that there is a problem The dialler behaves in the same way as any normal extension and does not affect the normal operation of the telephone The dialler adapter serves three purposes amp Controls the dialler amp Provides power for the dialler and for the system amp Is capable of providing battery backup for much longer periods than the logger s internal backup The dialler adapter is supplied in a grey plastic box with a clear lid The box has a large hole each side for cables There is space for a 1 2 Ah battery inside the box that will provide backup for 12 to 24 hours depending on the configuration Alternatively the unit can be connected to a car battery outside the box that could provide backup for many days Safety note When using an 1 2 Ah battery inside the box do not attempt to seal the cable holes as this may cause an explosive build up of gases inside the box The speech dialler can give 3 di

EnviroMon User's Guide

Contents

Download Pdf Manuals

Related Search

Related Contents