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Extech Instruments 42265 manual

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Table of contents for the manual

  • Page 1

    SW276 User Guide Model 42265 Temperature Datalogger Kit Model 42275 Temperature and Humidity Datalogger Kit Model SW276 Datalogging Software[...]

  • Page 2

    V7.1 1/08 2 Introduction Congratulations on your purchase of Extech Instrument’s Datalogging instrumentation and software. This User Guide serves th ree purposes, refer to t he list below: 1. This User Guide covers the following products entirel y with regard to hardware an d software operation: Model 42275: Temperature and Humidity Datalogging M[...]

  • Page 3

    V7.1 1/08 3 REC HI LOW COMM RH% °C °F Description 1. LCD display 2. Mounting hole 3. Docking station 4. Interface Cable 5. Status LEDs 6. Software CD Displays LCD Display REC: Displayed while logging readings. Read the ‘Recording Status’ section for further details. HI and LOW: Displayed when the High or Low Alarm limit is exceeded. See ‘Al[...]

  • Page 4

    V7.1 1/08 4 1 2 3 4 5, 6 7 8 Software Installation Installation instructions f or models 42266 and 42276 Note: The softw are program and USB dri ver must both b e installed in ord er for the printer/meter to communicate w ith the software. Please follow the installation inst ructions below. 1. Place the supplied software CD in t he PC CD-ROM. The D[...]

  • Page 5

    V7.1 1/08 5 Software Operation Main Screen Diagram A: Main Screen Cursor 1 and 2 Control Click on a cursor line to select it. When the r ed cursor line is clicked, it turns bold red. When you click the green cursor, it turns bol d green (colors may vary). The CURSOR STATUS field (lower left) shows the cursor pos itions. As the Arrow keys are used t[...]

  • Page 6

    V7.1 1/08 6 Zoom and Pan on Graphs To zoom in, press the <Ctrl> key and click the left mouse button over the desired poi nt; release the <Ctrl> key after the mouse button is pr essed. The view resolution increases until the mouse button is released. To z oom out, click the right mouse button. To pan, press the <Ctrl-Shift> keys an[...]

  • Page 7

    V7.1 1/08 7 Retrieve File Click on RETRIEVE FILE to retrieve a previously saved file. To aid in reading a graph, a grid can be dra wn on the graph. A dialogue box at the bottom left hand corner shows the grid (CONTROL L OCATION Cursor 1 and 2) After retrieving a file containing Humidity reco rds, the labels "Temperature" and "Humidit[...]

  • Page 8

    V7.1 1/08 8 Com Port Setup Select "Com. Set" . Select the COM port, Baud rate (9600), Data bits (8), Parit y (None) and Stop bits (1). Select OK to accept settings, press Cancel to abort and exit.[...]

  • Page 9

    V7.1 1/08 9 Datalogger Settings Press LOGGER to access the menu page Sample Rate Setup Number of Data Points Select the desired number of data samples to log: 1000 / 2000 / 4000/ 8000 / 12 000 / 16000. Scroll up or down to located the value and then click OK to save. For example, to select 1,000 samples, the logger will stop logging (and will power[...]

  • Page 10

    V7.1 1/08 10 Start Mode Setup Datalogger Clock Setting Click OK to set logger to PC system time. Alarm Setting The default High Alarm temperature is 85 C The default Low Alarm temperature is -40 C The default High Alarm for Relative Humidity is 100% The default Low Alarm Relative Humidity is 0% Select the desired High value or Low value by scrollin[...]

  • Page 11

    V7.1 1/08 11 Unit Setting Temperature can be displayed in " C " or " F " Data Logger ID Setting The datalogger's ID setting allows the user to provide a unique name for each datalogger (up t o 8-digits). Sleep Mode Setting In Sleep Mode the Datalogger turns the display off after Datalogging has been comp leted. Select the S[...]

  • Page 12

    V7.1 1/08 12 Data Table P ress the DATA TABLE icon to view data GO Process the data using the conditions selected. Channel Selects Temperature or Humidity for analysis. Condition Selects if range values are “AND” (both occur) or “OR” (either occurs). Error Selects and counts all the error codes in the file. Usage Indicates the number of rec[...]

  • Page 13

    V7.1 1/08 13 Statistics Press the STATISTICS icon to view histograms of data based on the " Whole Range " or the " Cursor Range ". See (Diagram I) Whole Range - All of the logged readings . Cursor Range - Only the readings between the two cursors . 1. Click and drag the knobs’ yellow line (shown in the left side of Diagram I-1[...]

  • Page 14

    V7.1 1/08 14 4. Diagram I-2 is another example of setting the cursor range; it has been set to 100 divisions. 5. Diagram J-1 shows that cursor 1 is used for the temperature readings and the lower region shows the Relative Humidity records. In Diagram J-2 the divisions are set to 130. 6. Diagram I is a Temperature example using Di agrams I-1 an d I-[...]

  • Page 15

    V7.1 1/08 15 Group Files Click GROUP FILES to view the "Multi-Logger Monito r" designed to view and compare data files. Diagram M shows the screen as it appears before the icon is clicked. Select the color of the curve by clicking the color block. Print the data by clicking the printer icon at the right-most top corner. Note: To retrieve [...]

  • Page 16

    V7.1 1/08 16 Click to select the file that will be used for comparison, click the color icon box to select the desired color. Each file is repres ented by a capital letter (A through H ) with the file name following the letter. When comparing data files: Diagram M shows the main screen before a file is retrieved. Diagram N shows the main screen wit[...]

  • Page 17

    V7.1 1/08 17 Previous Setting Previous setting records are listed in this column for reference. To download data from another datalogger without exiting the current screen: a) Click “PREVIOUS SETTING" to replace the last logger data with a new one. b) Close and reopen the program. Note: Clicking on "Retrieve File" will not download[...]

  • Page 18

    V7.1 1/08 18 Message The message area is blank if no file has been re trieved. After a file is retrieved the message will display as follows: "Retrieve file completed" Download Commands Start - To begin downloading data (See belo w diagram) Stop - To manually stop downloading data. Exit - To exit the Download utility. Display Control Offs[...]

  • Page 19

    V7.1 1/08 19 Example 2: Set the Offset to "4000" (refer to Diagram S and S1 ). The screen shows 4000 as the starting point for the 8,000 record total. Display Control (for X-Axis records) Range - Allows the user to configure the data range.[...]

  • Page 20

    V7.1 1/08 20 Example 1: Set the Range by clicking & dragging the red indicator ( Diagram T) to "1K" (Diagram T-1 shows data records from 0001 to 1000) . Example 2: Set the Range to "4K" as in Diagram U. Diagram U-1 show s the data records from 0001 to 4001.[...]

  • Page 21

    V7.1 1/08 21 Battery Replacement Follow these steps to remove and replace the battery: 1. Remove the four (4) rear Phillips-head screws 2. Ensure that the o-ring remains in its groove. 3. Remove the expired battery. 4. Insert a new battery (CR2) ens uring correct polarity. 5. Fasten the four rear screws. Specifications Display 3-digit multi-functio[...]

  • Page 22

    V7.1 1/08 22  Support line (781) 890-7440 Technical support: Extension 200; E-mail: support@extech.co m Repair & Returns: Extension 210; E-mail: repair@extech.com Product specificatio ns subject to chan ge without notic e For the latest version of this User’s Guide, Software updates, and other up-to-the-minute product in formation, visit o[...]