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USER GUIDE

Light Meter

SD Card real-time datalogger

Model SDL400

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Summary of Contents for SDL400

Page 1: ...USER GUIDE Light Meter SD Card real time datalogger Model SDL400 ...

Page 2: ... website www extech com to check for the latest version of this User Guide Safety International Safety Symbols This symbol adjacent to another symbol or terminal indicates the user must refer to the manual for further information Meter Description 1 Temperature thermocouple input jack 2 Light Meter Sensor input plug 3 Measurement reading 4 Temperature units of measure 5 HOLD and Backlight key 6 MA...

Page 3: ...asurements snap off the light sensor s protective cover and then replace the cover when finished Light Meter Units of Measure The currently selected unit of measure is shown to the left of the light measurement reading on the meter s LCD To change the unit of measure press and hold the UNIT button until the desired unit of measure appears and then release the UNIT button The available light measur...

Page 4: ...lete absence of light displays a zero reading This zero function can also be used as a relative or offset function if the value is within 20 Lux of zero but remember to re zero the meter with the protective cap on after such use Temperature Measurements 1 Connect the temperature sensor to the top of the meter as previously described 2 Power on the meter by holding the power button for at least 1 5...

Page 5: ... Seconds PoFF Automatic power off management Enable or disable the auto power off function bEEP Set the beeper sound ON OFF dEC Set the numerical format USA decimal 20 00 or European comma 20 00 SdF Format the SD memory card t CF Units of measure selection for temperature readings C or F tYPE Select the Thermocouple type K or J Setting the Clock Time 1 Access the dAtE parameter as described in the...

Page 6: ...de Numerical Format comma or decimal European and USA numerical formats differ The meter defaults to USA mode where a decimal point is used to separate units from tenths i e 20 00 The European format uses a comma i e 20 00 to separate units from tenths To change this setting 1 Access the dEC parameter as described in the Accessing Setup Mode section above 2 Use the arrow buttons to select USA or E...

Page 7: ...mpartment cover After pressing the Reset button switch the instrument ON by pressing and holding the POWER key for at least 1 5 seconds If using the power adaptor unplug the adaptor and then plug it back in again to power the meter Max Min Reading Record and Recall For a given measurement session this meter can record the highest MAX and the lowest MIN readings for later recall 1 Press the MAX MIN...

Page 8: ...SD card formatting and time date setting instructions European and USA numerical formats differ The data on the SD card can be formatted for either format The meter defaults to USA mode where a decimal point is used to separate units from tenths i e 20 00 The European format uses a comma i e 20 00 To change this setting refer to the Setup Mode section Manual Datalogging In the manual mode the user...

Page 9: ...ast 1 5 seconds 6 When an SD card is used for the first time a folder is created on the card and named LXB01 Up to 99 spreadsheet documents each with 30 000 readings can be stored in this folder 7 When datalogging begins a new spreadsheet document named LXB01001 xls is created on the SD card in the LXB01 folder The data recorded will be placed in the LXB01001 xls document until 30 000 readings are...

Page 10: ... as soon as possible Note that the Datalogger will not run with the low battery symbol showing Remove the two 2 Phillips screws from the rear of the meter directly above the top of the tilt stand Remove and safely place the battery compartment and screws where they will not be damaged or lost Replace the six 6 1 5V AA batteries observing polarity Replace the battery compartment cover with the two ...

Page 11: ...ne 1 second sampling rate can cause some data loss on slower computers MANUAL LOGGING Set the sampling rate to 0 Memory Card SD memory card 1GB to 16GB size Data Hold Freeze the displayed reading Memory Recall Record and Recall the Maximum and Minimum readings Display update rate Approx 1 second Data Output RS 232 USB PC computer interface Operating Temperature 0 to 50 C 32 to 122 F Operating Humi...

Page 12: ...UX 100 LUX 200 Ft cd 0 1 Ft cd 2 000 Ft cd 1 Ft cd 4 rdg 2 Ft cd 10 000 Ft cd 10 Ft cd 4 rdg 20 Ft cd Note Accuracy tested using a standard tungsten lamp 2856 K degree temperature Temperature meter Sensor Type Resolution Range Accuracy Type K 0 1 C 50 0 to 1300 0 C 0 4 rdg 0 5 C 50 1 to 100 0 C 0 4 rdg 1 0 C 0 1 F 58 0 to 2372 0 F 0 4 rdg 1 0 F 58 1 to 148 0 F 0 4 rdg 1 8 F Type J 0 1 C 50 0 to 12...

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