LifeSource Bilingual Instruction Guide UB-521 - Manual (Page 20)

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Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .UB-521
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Oscillometric
Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Digital, 9/7-mm character
height, Pressure/Pulse displayed
simultaneously
Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90 readings
Measurement range . . . . . . . . . . . . . . . . . . . . .Pressure: 20 mmHg to 280
mmHg
Pulse: 40 pulses to 180pulses/
minute
Accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Pressure: ± 3 mmHg or ± 2%,
whichever is greater, Pulse: ± 5%
Pressurization . . . . . . . . . . . . . . . . . . . . . . . . .Automatic, using micropump
Deflation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Automatically by solenoid valve
Power source . . . . . . . . . . . . . . . . . . . . . . . . . .2 type AAA (1.5 volt)
alkaline batteries (included)
Battery life . . . . . . . . . . . . . . . . . . . . . . . . . . . .Approximately 400
measurements
Operating environment . . . . . . . . . . . . . . . . . .50ºF to 104ºF (10ºC to 40ºC)
Less than 95% relative humidity
Storage environment . . . . . . . . . . . . . . . . . . . .14ºF to 140ºF (-10ºC to 60ºC)
Less than 95% relative humidity
Wrist Circumference Range . . . . . . . . . . . . . .5.3 – 8.5” (13.5 – 21.5 cm)
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . .Length: 1.2” (30 mm)
Width: 2.4” (60 mm)
Height: 2.6” (65 mm)
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.2 oz. (89 g) without batteries
Blood pressure measurements determined by the UB-521 are equivalent to those obtained by a trained
observer using the cuff/stethoscope auscultation method within the limits prescribed by the American
National Standards Institute for electronic or automated sphygmomanometers .
SPECIFICATIONS