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Doppler fetal胎心检测仪孕妇胎心监护仪多普勒听诊器胎动胎心仪
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外贸英文中性胎心仪多普勒监测胎儿胎心仪 FETAL DOPPLER
此款为英文中性包装外贸款， 不适合国内销售
（请购买中文机器如国内使用）
包装盒尺寸：172*135*70mm
重量： 0.25 kg
不带电池不带包装171g
30个一箱 54*29*36.5 cm 10KGS
(定制， 充电款式请联系客服）
The performance parameters
a Acoustic working (have choice) frequency: 3.0MHz ± 5%
b Comprehensive sensitivity: the comprehensive sensitivity is not small at a distance of 200 mm from the probe surface
At 90dB.
c Peak negative sound pressure: <1MPa, output beam sound intensity:
The spatial peak time averaged derived sound intensity:
d Ultrasonic output power: <20mW
e The effective area of the sensitive components of the ultrasonic transducer is: 1.57 cm ± 30%.
f Fetal heart rate detection:
The range of fetal heart rate measurement and display should not be narrower than 65bpm ~ 210bpm.
The fetal heart rate resolution is 1 bpm.
The error of fetal heart rate measurement is not greater than ± 2bpm.
working environment:
Temperature: 5 ℃ ~ 40 ℃
Humidity: 15% ～ 85% RH
Atmospheric pressure: 86kPa ~ 106kPa
Storage and transportation environment:
Temperature: -20 ℃ ~ 55 ℃Humidity: ≤93% RH
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