LifeSource UB-521 manual Specifications, Minute

SPECIFICATIONS

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..

E-16 LifeSource Health Line (Toll-Free): 1-888-726-9966