Data Logger
Step1: Configuration
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Download TWL-1S app (TWLIT) from www.scarlet.com.tw.
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Install the app on PC or laptop following the instructions.
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Turn on the device and connect it to the PC or laptop by the USB cable.
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Launch'the'app'and'set logging interval (minimum 10 min).'
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Disconnect the meter from the computer, and TWL-1s is ready for data logging.
Step2: Data logging
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Long press MODE key to turn on data logging mode and the meter displays SUrE.
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Press MODE key, if you agree to enter the data logging mode.
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Press TIMER key, if you do NOT agree to enter the data logging mode.
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When the screen shows rEC, the device is collecting and recording data; Idle means no data are
recorded.
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Long press TIMER key to quit data logging mode.
Step3: Download data
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Connect to the computer to download the data via the app you installed in the step 1.!