<\/span><\/b> <\/p>1. <\/span><\/span><\/span>探測器：Φ<\/span>30<\/span>×<\/span>50<\/span>的<\/span>NaI<\/span>（<\/span>Tl<\/span>）晶體<\/span><\/span> <\/p>2. <\/span><\/span><\/span>靈敏度：不小于<\/span>5cps/ppm<\/span> <\/p>3. <\/span><\/span><\/span>能量閾值：<\/span>40keV<\/span> <\/p>4. <\/span><\/span><\/span>量程：<\/span>0<\/span>～<\/span>39999ppm<\/span>。在<\/span>100ppm<\/span>、<\/span>200ppm<\/span>兩點自動切換測量時間：<\/span>16s-4s-2s<\/span>，歸一顯示<\/span><\/span> <\/p>5. <\/span><\/span><\/span>精度：在置信度<\/span>95%<\/span>時，一次讀數(shù)的均方差和非線性誤差不小于<\/span>10%<\/span> <\/p>6. <\/span><\/span><\/span>顯示：有<\/span>6<\/span>位顯示，以<\/span>ppm<\/span>、<\/span>cps<\/span>、μ<\/span>Gy/h<\/span>、<\/span>cpm<\/span>為單位給出測量結(jié)果<\/span><\/span> <\/p>7. <\/span><\/span><\/span>數(shù)據(jù)存儲：可以存儲<\/span>8000<\/span>組數(shù)據(jù)<\/span><\/span> <\/p>8. <\/span><\/span><\/span>報警：巡測情況下＞<\/span>50ppm<\/span>，給出報警，測量時間到達(dá)報警，大于<\/span>2.5<\/span>μ<\/span>Gy/h<\/span>報警，電池欠壓時報警<\/span><\/span> <\/p>9. <\/span><\/span><\/span>功耗：不大于<\/span>200mW<\/span> <\/p>10. <\/span><\/span><\/span>聯(lián)機(jī)功能：使用<\/span>USB<\/span>口傳輸，連接計算機(jī)<\/span><\/span> <\/p>11. <\/span><\/span><\/span>使用環(huán)境：溫度范圍－<\/span>10<\/span>℃～＋<\/span>50<\/span>℃；相對濕度（＋<\/span>40<\/span>℃下）不大于<\/span>98%<\/span>，其讀數(shù)相對誤差＜<\/span>10%<\/span> <\/p>12. <\/span><\/span><\/span>外形尺寸：<\/span>715mm<\/span>×<\/span>225mm<\/span>×<\/span>75mm<\/span> <\/p>13. <\/span><\/span><\/span>總重量：約<\/span>1.6<\/span>公斤（不含電池）<\/span><\/span> <\/p><\/div>
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