深圳金达通 DT-6234B 光电式转速表是一款高性能的非接触式测量仪器，广泛应用于工业生产、机械维修、科研实验等领域。它采用先进的光电检测技术，能够快速、准确地测量旋转物体的转速，无需与被测物体直接接触，避免了对设备的磨损。

该转速表配备 5 位大屏幕液晶显示器，字高 18mm，带有白色背光，即使在光线较暗的环境中也能清晰读取数据。其测试范围宽广，从 2.5RPM 到 99,999RPM，能够满足从小型电机到高速机械的多种测量需求。测量精度高，分辨力在 2.5RPM 至 999.9RPM 时为 0.1RPM，1000RPM 以上为 1RPM，测量准确度为 ±(0.05% +1 个字)，确保测量结果的可靠性。

此外，DT-6234B 具备自动记忆功能，可存储多达 96 组测量数据，方便用户随时查看最大值、最小值和最后测量值。其有效测量距离为 50mm 至 500mm，适合在多种工作场景下使用。仪器采用 4×1.5V UM-3 电池或外接 DC 6V 直流稳压电源供电，电源消耗约 50mA，节能环保。

The Shenzhen Jindatong DT-6234B Photoelectric Tachometer is a high-performance non-contact measuring instrument widely used in industrial production, mechanical maintenance, and scientific research. It employs advanced photoelectric detection technology to quickly and accurately measure the rotational speed of objects without direct contact, avoiding wear and tear on equipment.

The tachometer features a 5-digit large-screen LCD display with a height of 18mm and a white backlight, ensuring clear readings even in low-light conditions. It has a wide measurement range from 2.5RPM to 99,999RPM, making it suitable for various applications from small motors to high-speed machinery. The measurement accuracy is high, with a resolution of 0.1RPM for speeds between 2.5RPM and 999.9RPM, and 1RPM for speeds above 1000RPM. The measurement accuracy is ±(0.05% +1 digit), ensuring reliable results.

In addition, the DT-6234B has an automatic memory function that can store up to 96 sets of measurement data, allowing users to easily review the maximum, minimum, and last measured values. The effective measurement distance is 50mm to 500mm, suitable for various working scenarios. The instrument is powered by 4×1.5V UM-3 batteries or an external DC 6V stabilized power supply, with a power consumption of about 50mA, making it energy-efficient.