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EXTECH EA15 USER GUIDE

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2. is the first icon on the left Click on this icon to save recorded data to a text file When clicked the PC will prompt for a filename and location Once saved this file can be opened in other programs such as spreadsheets word processors and databases OPEN FILE ICON The OPEN FILE icon is located second from left Click to open a file that has already been saved REAL TIME DATA LIST ICON The LIST icon is located third from left on the main software screen When clicked data is shown on the screen in list format shown at right To save or print the list click the SAVE or PRINT 10 44 37 i i i i 10 44 39 icons in the Real Time List window 10 44 41 10 44 43 10 44 45 10 44 47 10 44 49 10 44 51 10 44 53 10 44 55 10 44 57 10 44 59 10 45 01 10 45 03 10 45 05 5 EA15 EU EN V3 1 04 12 REAL TIME DATA GRAPH ICON Za The REAL TIME GRAPH icon is located fourth from left When clicked the data is shown on an x y graph see diagram below The vertical axis represents the temperature units the horizontal axis represents the time Click on PRINT to get a hard copy of the graph Press the four arrow icon next to the PRINT icon to select the data range to be viewed See diagram below Real Time Rang cox Ses ox 328 ff 2000 SAMPLING TIME RECORDING INTERVAL ICON a The INTERVAL icon 2nd icon from right allows the user to change the number of seconds that the meter waits before logging a rea
3. 75 C 1 5 F below 100 C 148 F add 0 15 of reading for J K E and N 0 45 of reading for T 0 05 of reading 1 C 2 F for R S 0 01 of reading 0 06 F per F 0 03 C outside the specified 18 C to 28 C 64 F to 82 F range Below 100 C 148 F add 0 04 of reading for J K E and N type and 0 08 of reading for T type Temperature Coefficient Note Temperature accuracy does not include the accuracy of the probe Note The temperature scale is based on the international temperature scale of 1990 ITS90 Display Input Protection Measurement Rate Over range indication Open input indication Low battery indication Manual Memory Capacity Datalogging Memory Capacity Power supply Battery life Operating Temperature Operating Humidity Storage Temperature Storage Humidity Dimensions Weight Dual Display Multi function LCD with Backlight 60VDC 24VAC rms 1 time per 1 5 second OL appears on the LCD OL appears on the LCD BT appears on the LCD 98 sets 8800 sets 6 AAA Batteries Approximately 200 hours with alkaline batteries 0 to 50 C 32 to 122 F lt 80 RH 10 to 60 C 14 to 140 F 10 to 80 RH 150 x 72 x 35mm 5 91 x 2 8 x 1 4 Approx 2359 8 29 oz with batteries Copyright 2011 Extech Instruments Corporation a FLIR company All rights reserved including the right of reproduction in whole or in part in any form www extech com 8 EA15 EU EN V3 1 04
4. User s Guide EXTECH INSTRUMENTS A FLIR COMPANY Thermocouple Datalogging Thermometer Seven 7 Thermocouple input types K J T E R S N Dual thermocouple Input with PC Interface Model EA15 TEXTECH cssrvew hermometer Datalogger JI IL ll F OTDD 249k l l Introduction Congratulations on your purchase of the Extech Datalogging Thermometer The EA15 offers dual thermocouple inputs with manual and automatic datalogging capabilities The EA15 includes a PC interface and Windows compatible software for real time monitoring and storage of temperature data This meter is shipped fully tested and calibrated and with proper use will provide years of reliable service Meter Description Se SN Soe Se RS 232 and thermocouple input jacks LCD display Power Data Hold and Backlight buttons MAX MIN display select and units buttons MEM input TYPE and READ buttons SET button Battery compartment rear Up Down scroll button Enter Button Tt IL Ute OI SI rye a0 Com Gar ee EA15 EU EN V3 1 04 12 Operation Connecting thermocouples 1 This meter accepts two thermocouples with spade plugs Sub miniature type with one spade wider than the other 2 Plug the thermocouple s into the meter s T1 and or T2 thermocouple input jack s 3 Always check the LCD display for the proper thermocouple type selection Turn Pow
5. a Press and hold the MEM button for two seconds to enter the datalogging mode The MEM icon on the center of the display will flash each time a record is stored at the interval selected When the memory is full FULL will appear on the display and the meter will stop logging data To stop and exit the datalogging mode press the MEM button To download data read the datalogging sections below Note MAX MIN AVG functions can be used with the meter in datalogging mode Clearing stored data 1 2 Press the button to turn the meter off Press and hold the MEM button then press the button to turn the meter on When the LCD indicates CLr the entire memory has been erased 4 EA15 EU EN V3 1 04 12 Datalogging Software The instructions on how to install the datalogging software are printed on the Software CD label After reading the label s directions load the software CD in the PC CD ROM drive When the program is opened a COM PORT selection prompt appears Select the PC COM PORT that will be used to connect the meter to the PC with the supplied cable the cable connects to the top of the meter and to the USB COM PORT on the PC Once the COM PORT selection is correctly made the meter and PC begin communicating The main software screen shown at right appears The menu icons at the top of the screen are explained below Panel V8 00 FILE SAVE AS ICON The SAVE FILE icon
6. ding If the interval is set to 5 seconds the meter will record a reading every 5 seconds The range is 1 to 86 400 seconds Enter the SAMPLING TIME in seconds 1 lt t lt 86400 MIN MAX AVG ICON 7 The AVG icon 3rd icon from right allows the user to view maximum minimum and average readings for T1 and T2 inputs in real time when the meter is connected to the COM PORT via the supplied cable See screen capture below on left Typel Unit Start Time 6 EA15 EU EN V3 1 04 12 Downloading Readings from the Meter to a PC With the meter connected to the PC as described earlier and the software running click the datalogger download icon first icon from the right to begin downloading data from the meter to the PC When the screen shown above right appears select a set to view by clicking on its number A set is simply one datalogging session Data will be displayed in the data list format described earlier in the REAL TIME DATA LIST ICON paragraph Once a data set has been selected the screen shown below will appear Enter the Enter the STARTING TIME of recording time of day datalogging began in HH MM SS hhinn ss hour minute second format Maintenance Cleaning The meter can be cleaned with a damp cloth A mild detergent may be used but avoid solvents abrasives and harsh chemicals Battery Installation Replacement The battery compartment is located on the back of the me
7. er ON Press the button to turn power on The meter will perform a short self test When a thermocouple is not plugged into the selected input or if a thermocouple is open the display will show The default thermocouple type units and display configuration are determined from the parameters selected when the meter was last used Selecting thermocouple type Press the TYPE button to select the type of thermocouple Selecting C F or K units of measure Press the C F K button to select the unit of measure Selecting T1 T2 and T1 T2 Displays Press the T1 T2 T1 T2 button to step through and select from the following displays a T1 thermocouple 1 is the primary display T2 thermocouple 2 is the lower display b T2 is the primary display and T1 is the lower display c 11 T2 difference between T1 and T2 is the primary display and T1 the lower display d T1 T2 is the primary display and T2 is the lower display Notes e To avoid electrical shock or personal injury do not apply more than 20Vrms between the thermocouples or between any thermocouple and earth ground e If voltage on the measurement surface results in potentials of more than 1V measurement errors may occur e If a potential exists between the thermocouples use electrically insulated thermocouples Data Hold Press the HOLD button to freeze the displayed reading The H HOLD icon will appear on the display Press the HOLD button again to return to no
8. rmal operation MIN MAX AVG Recording Function and Timer Press the MX MN button to begin capturing the Minimum MN Maximum MX and Average AVG temperature values The Elapsed Time clock will appear on the lower left of the display The primary display shows the current temperature The lower display will indicate the MX MN or AVG value depending on which is selected captured since the MX MN button min Sec was pressed 1 Press the MX MN button to step through the MX MN or AVG display Each reading will be accompanied by a Timer value indicating the time the reading was recorded Tale Ti Tg I Iil A nA 2 Press and hold the lt button to change the elapsed time format from min sec to hour min 3 Press and Hold the MX MN button to exit the MX MN function Backlight Press the backlight button to switch on the LCD display backlight The backlight will automatically switch off after one minute press button again to turn the light off manually 3 EA15 EU EN V3 1 04 12 Auto Power OFF The meter will automatically switch off after 30 minutes of inactivity AUTO POWER OFF is disabled in the MAX MIN and Datalogging modes To disable AUTO POWER OFF manually 1 2 Hold the enter button while turning power on The AUTO POWER OFF function will be reactivated when the meter is manually turned off Turning Power OFF Press the button to turn power off Manual Datalogging Manual datalogging allow
9. s the user to store and recall up to 98 temperature readings 1 gt Press the MEM button to manually store a single reading into memory The MEM icon and location number of the reading will appear on display for two seconds and then the normal display will return To view stored readings press the READ button The memory location number will briefly appear and then the READ icon and the stored values will appear on the display Use the up down buttons to scroll through the memory locations and view the logged readings Press the READ button to exit the read mode Press and hold the MEM button while turning the meter on to clear r the memory When the LCD indicates CLr the memory has been J cleared L L r Automatic Datalogging Automatic datalogging allows the user to store up to 8 800 temperature readings in memory for later downloading and viewing using the supplied software The storage interval rate is programmable from 3 to 255 seconds 1 4 5 Press and HOLD the SET button for two seconds to enter the interval programming screen The MEM and INTERVAL icons and interval time will appear on the display Use the up down buttons to scroll through the available intervals 3 to 255 seconds Press the button to select the desired logging interval INTERVAL Make note of the start time time of day for the datalogging session as this information will be useful when downloading the dat
10. ter The compartment is easily accessed by removing the flat head screw on the back of the meter and removing the compartment cover Replace or install the six AAA batteries observing polarity and re assemble the battery compartment Please dispose of batteries responsibly and in accordance with all regulations You as the end user are legally bound EU Battery ordinance to return all used batteries disposal in the household garbage is prohibited You can hand over your used batteries accumulators at collection points in your community or wherever batteries accumulators are sold Disposal Follow the valid legal stipulations in respect of the disposal of the device at the end of its lifecycle Storing When the meter is to be stored please remove the battery and affix the sensor s protective cover Avoid storing the meter in areas of extreme temperature and humidity 7 EA15 EU EN V3 1 04 12 Specifications Measurement Ranges 150 0 C to 1370 0 C 200 0 F to 1999 9 F 150 0 C to 1090 0 C 200 0 F to 1994 0 F 150 0 C to 400 0 C 200 0 F to 752 0 F 150 0 C to 870 0 C 200 0 F to 1598 0 F 0 0 C to 1767 0 C 32 F to 1999 9 F 0 0 C to 1767 0 C 32 F to 1999 9 F 150 0 C to 1300 0 C 200 0 F to 1999 9 F Resolution J K T E N Type 0 1 F C K man R S Type 1 0 F C K 0 1 for reference only Accuracy J K T E N Type 0 05 reading 0

EXTECH EA15 USER GUIDE

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