| | 型 號(hào) | DT-311N | DT-315N |  | 內(nèi)部方式 | 閃速范圍 | 40 ~ 35,000 RPM |  | 精度 | ± 0.01% |  | 分辨率 | 0.1RPM:40~4,999.9RPM;0.2RPM:5,000~7,999.8RPM |  | 0.5RPM:8,000~9,999.5RPM;1RPM:10,000~35,000RPM |  | 相位轉(zhuǎn)換 | 使用+/-鍵按鈕(360-in 6seconds) |  | 顯示更新時(shí)間 | 0.2 sec |  | 輸出信號(hào) | 0 to 12V(DC),阻抗 4.7k |  | 比率因子 | Multiply by 2 , divide by 2 |  | 外部方式 | 閃速范圍 | 0.0 ~ 35,000 RPM |  | 精度 | ± 0.01%±1 digit |  | 相位轉(zhuǎn)換 | 0 ~ 359'' with 1'' resolution |  | 延時(shí) | 0 ~ 2,000msec, From 40 ~ 10,000RPM |  | 外部觸發(fā)輸入信號(hào) | 低水平:0-0.8VDC,高水平:2.5-12VDC |  | 輸入阻抗 | 4.7k |  | 常規(guī)參數(shù) | 顯示器 | 5 digits |  | 閃速管功率/壽命 | zui大10W, (100million flashes) |  | 閃速周期 | 10 ~ 40 μ sec. |  | 傳感器電源 | 12VDC(40mA) |  | 電源 | 230V(AC),30V(A) | 內(nèi)置電池 |  | 操作溫度 | 0 ~ 40℃ |  | 重量 | 1.2kg | 2kg |  | 尺寸 | 185 × 120×120mm | 250 × 120×120mm |  | 標(biāo)準(zhǔn)附件 | 手柄,閃光管 | 手柄,閃光管,AC適配器 |  | DT-725 經(jīng)濟(jì)型 |  | 閃速范圍 | 40 ~ 12,500RPM |  | 分 辨 率 | 40 ~ 5,000(0.1RPM), ~8,000(0.2RPM), |  | ~10,000(0.5RPM), ~12,500(1RPM) |  | 精 度 | ± 0.02% | 
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