Warnings and safety notes Before first use Always read the full instructions for use before taking your first blood glucose measurement. Check the measuring unit in accordance with the instructions for use. Risk of infection The monitor and accessories may come into contact with human blood and are therefore a possible source of infections.
Page 3
• Start the app. • Select GL 49 in the app and follow the instructions. • When connecting for the first time, a six-digit PIN code will be displayed on the device. Enter the PIN code on the smartphone.
Preparing the monitor and lancing device Inserting the lancet needle Turn o cap from the lancing device. Insert lancet needle in the lancing device. Hold the shaft of the lancet needle and remove protective disc by turning. Retain the protective disc. Reapply the cap to the lancing device. Turn the moving upper part of the cap until the desired penetration depth is displayed.
Taking a blood sample Pricking your finger Firmly position the lancing device slightly to the side of the centre of the fingertip. Press the trigger. The blood sample taken must: • be in droplet form and must not be smeared •...
Applying blood to the test strip Hold the blood sample gap on the test strip against the drop of blood until the gap is completely filled and the display of the monitor starts counting backwards. Wait for ap- prox. 5 seconds until the measured blood glucose value is shown on the display. Normal value: 2 hours after a meal: 70 –...
Page 7
Evaluating critical measured values Very low blood glucose level Seek medical attention immediately. < 20 mg/dL (< 1.1 mmol/L) Low blood glucose level Have a snack. < 70 mg/dL (< 3.9 mmol/L) Follow your doctor’s instructions. mg/dL mmol/L High blood glucose level On an empty stomach >...
Page 8
High blood glucose level, possibly Ketone test recommended. 16 7 ketones Consult your doctor. mg/dL mmol/L > 240 mg/dL (> 13.3 mmol/L) Take another measurement using a Very high blood glucose level new test strip. If the result is identical, >...
Need help?
Do you have a question about the GL 49 and is the answer not in the manual?
Questions and answers