Cov ntsiab lus ceev
High rhiab heev ultrasound thiab interchangeable waterproof sojntsuam
Tshawb xyuas lub plawv dhia ntawm 12 lub lis piam fetus
Tsis siv neeg kaw tom qab 1 feeb yam tsis ua haujlwm
Built-in suab nrov
Ntim & Xa
Ntim nthuav dav: Txheem export pob Tus me nyuam nthuav dav: hauv 7-10 hnub ua haujlwm tom qab tau txais cov nyiaj them poob haujlwm |
Specifications
Nta ntawm Fetal Doppler AMJB01:
High rhiab heev ultrasound thiab interchangeable waterproof sojntsuam
Tshawb xyuas lub plawv dhia ntawm 12 lub lis piam fetus
Tsis siv neeg kaw tom qab 1 feeb yam tsis ua haujlwm
Built-in suab nrov
Specifications ntawm Fetal Doppler AMJB01:
acoustic ua haujlwm zaus: 2.5 MHz ± 10%
Zuag qhia tag nrho rhiab heev (200 hli tawm ntawm qhov chaw sojntsuam): ≥90 dB
Spatial-peak temporal-peak acoustic siab: <0.1 Mpa
Ultrasound tso zis hwj chim: ≤ 20mW
Siv tau thaj tsam ntawm ultrasonic transducer active caij: 1.57 cm2
FHR zaub ntau: 50 - 210 bpm
Kev daws teeb meem: 1 bpm
Precision: ± 2 bpm
Curve zaub ntau yam: 80 - 200 bpm
Fais fab mov: internal
Roj teeb: 1180 mAh lithium roj teeb
Them txwv: DC 5V 2A
Hom kev ua haujlwm: txuas ntxiv (Lub cuab yeej tuaj yeem ua haujlwm tsis tu ncua ntev dua 6 teev tom qab nws lub roj teeb tau them tag nrho.)
Qhov Loj: 147.0mm x 101.9mm x 31.6mm
Net nyhav: 250g ± 5g
Ultrasound coupling tus neeg saib xyuas yuav tsum tau: ceev = 1.0g / cm2;ceev ≤1.7m/s;impedance ≤1.7 × 105g / cm2.s;attenuation ≤0.02dB / hli
P_ < 1MPa;Iob <20 mW/cm2;Qhov hluav taws xob <100mW/cm2
Hnub tsim khoom: Saib daim ntawv lo.
Lub neej ua haujlwm: 5 xyoos
Medial & Video ntawm Fetal Doppler AMJB01
Yog tias koj xav paub ntau ntxiv txog peb cov khoom, thov hu rau peb.