Whakaaturanga LCD Kawe Te Kainga Whakamahi Fetal Baby Heart Rate Aroturuki
Whakaahuatanga Hua
Tito: He ope me He rangahau;
Te auau mahi ingoa o te auau mahi ultrasonic: 2.0MHz, 2.5MHz ranei (tirohia te tapanga tirotiro);Te inenga: > ±5%;
Te Awhe o te Ngakau o te Fetal: 50 ~ 240bpm;
Te tairongo matawhānui Mai i te Probe 200mm:>90dB Peak time peak pehanga tangi kino P(MPa):P_<1MPa;
Peak time peak sound pressure:< 0.2MPa;
Te mana whakaputa Ultrasonic:< 40mW;
Rohe ine whai hua: 157mm2±10%;
Aratau Mahi: ngaru tonu;
Pūhiko: 3 * AAA pākahiko (kaore i whakauruhia);
Te wa roa: 3 tau;
Te Taiao Mahi: Te Temahana: + 5 ℃ ~ + 40 ℃ Te haumākū: 30% ~ 80% Te kaha o te hau: 60kPa ~ 110kPa
Te kawe me te taiao rokiroki: Te Temahana: -20 ℃ ~ + 55 ℃, Te haumākū: 10% ~ 93% (kare he condensation);
Te pehanga hau: 50kPa ~ 110kPa kaore he hau kino, he pai te hau o roto.
Rahi: 96 x 28.2 x 128mm
Teina: 135.5g
