3451-14单段式指针高阻计是一款由日本日置（HIOKI）公司生产的高精度绝缘电阻测量仪器。该设备采用单段式指针设计，具备发光式刻度，即使在光线较暗的环境中也能轻松读取测量值。其测试电压为500V DC，额定电阻为1000MΩ，第一段有效测量范围为1MΩ至500MΩ，精度为±5%；第二段有效测量范围为500MΩ至1000MΩ，精度为±10%。

该设备还配备了多种实用功能，包括火线确认功能、电池容量检查功能以及测量结束后的放电功能，确保操作的安全性和便捷性。其体积小巧，重量仅为0.42公斤，尺寸为152mm×95mm×47mm，便于携带和操作。此外，该设备使用4节R6P（AA）电池供电，适合在无电源的现场环境中使用。

3451-14单段式指针高阻计适用于多种应用场景，包括电子元器件的绝缘性能检测、实验室的材料特性研究以及工业制品的出厂检验等。其价格因采购渠道和配置不同而有所差异，建议通过官方渠道或授权经销商获取详细报价。

The 3451-14 single-range pointer high-resistance meter is a precision instrument for measuring insulation resistance, produced by HIOKI (HIOKI) of Japan. This device features a single-range pointer design with a luminous scale, which allows for easy reading even in low-light conditions. It has a test voltage of 500V DC and a rated resistance of 1000MΩ. The first measurement range is from 1MΩ to 500MΩ with an accuracy of ±5%, while the second range is from 500MΩ to 1000MΩ with an accuracy of ±10%.

The device is equipped with several practical functions, including live wire confirmation, battery capacity check, and discharge function after measurement, ensuring safety and convenience during operation. It is compact and lightweight, weighing only 0.42 kilograms with dimensions of 152mm×95mm×47mm, making it easy to carry and use. Additionally, the device is powered by four R6P (AA) batteries, making it suitable for use in field environments without power supply.

The 3451-14 single-range pointer high-resistance meter is suitable for a variety of applications, including the insulation performance testing of electronic components, material property research in laboratories, and factory inspection of industrial products. The price varies depending on the procurement channel and configuration, and it is recommended to obtain detailed quotations through official channels or authorized dealers.