EN-18
The control
solution
testing result
is out of
range.
Error in performing
the test.
Read instructions
thoroughly and repeat
the test again.
Control solution
vial was poorly
shaken.
Shake the control
solution vigorously and
repeat the test again.
Expired or
contaminated
control solution.
Check the expiration date
of the control solution.
Control solution
that is too warm or
too cold.
Control solution, device,
and test strips should
be at room temperature
(20°C to 25°C / 68°F to
77°F) before testing.
Defective test strip. Repeat the test with a
new test strip.
Device
malfunction.
Please contact customer
service.
Specifications
Memory
450 measurement results with
respective date and time
Dimensions
88 (L) x 52 (W) x 16.9 (H) mm
Power Source
One 1.5V AAA alkaline battery
Weight
50.8 g (without battery)
External output
USB/RS-232 Cable (for GD50a) or
Bluetooth (for GD50b)
Features
Auto electrode insertion detection
Auto sample loading detection
Auto reaction time count-down
Auto switch-off after 3 minutes without
action
Temperature warning
Operating Condition
10°C to 40°C (50°F to 104°F), below 85%
R.H. (non-condensing)
Storage/
Transportation
Condition
-20°C to 60°C (-4°F to 140°F), below
95% R.H
Measurement Units
either mg/dL or mmol/L for glucose test
Measurement Range
20 to 600 mg/dL (1.1 to 33.3 mmol/L)
for glucose test
Hematocrit range
20~60% for glucose testing
Test Sample
Capillary whole blood
Test Result
Glucose measurements are reported as
plasma equivalents
