ST-677 红外线测温仪是一款高性能的温度测量工具，广泛应用于工业、电力、半导体生产加工以及日常温度监测等领域。该设备采用先进的红外线测温技术，具备极高的测量精度和稳定性。其测量范围为 -32℃ 至 1650℃，能够满足多种高温和低温环境下的测量需求。

ST-677 的设计符合人体工程学，配备大型 LCD 背光显示屏和激光瞄准功能，操作简便且直观。用户可以根据需要选择摄氏度或华氏度单位，并且可以调节发射率（0.1-1.0），以适应不同材质的测量。此外，该设备还具备最大值、最小值、平均值和变化值的测量功能，并能存储 10 组温度数据，方便用户进行数据记录和分析。

ST-677 的距离系数比为 50:1，这意味着即使在较远的距离上也能准确测量目标物体的温度。其响应时间为 500 毫秒，能够快速提供测量结果。该设备还具备自动关机功能，可在无操作后 6 秒自动关闭，有效节省电量。

ST-677 红外线测温仪适用于多种场景，包括远距离温度监视、电力设备检修、空调系统检测、半导体生产加工以及电路测试终端等。其耐用性强，外壳采用特殊工程塑料制成，具备良好的抗冲击性。

The ST-677 infrared thermometer is a high-performance temperature measurement tool widely used in industrial, power, semiconductor manufacturing, and daily temperature monitoring. Equipped with advanced infrared temperature measurement technology, it offers high accuracy and stability. The measurement range of the ST-677 spans from -32°C to 1650°C, making it suitable for various high and low-temperature environments.

Designed with ergonomics in mind, the ST-677 features a large LCD backlight display and laser aiming function, ensuring easy and intuitive operation. Users can choose between Celsius and Fahrenheit units and adjust the emissivity (0.1-1.0) to accommodate different materials. Additionally, the device offers functions for measuring maximum, minimum, average, and differential values and can store up to 10 sets of temperature data, facilitating data recording and analysis.

With a distance-to-spot ratio of 50:1, the ST-677 can accurately measure the temperature of target objects even at considerable distances. Its response time is 500 milliseconds, providing quick measurement results. The device also features an auto-shutoff function that turns it off after 6 seconds of inactivity, effectively conserving battery power.

The ST-677 infrared thermometer is suitable for a variety of applications, including long-distance temperature monitoring, power equipment maintenance, air conditioning system inspection, semiconductor manufacturing, and circuit testing. Its robust construction, with a special engineering plastic casing, ensures durability and resistance to impact.

ST-677 红外线测温仪的价格因销售渠道和采购量而异，通常在几百元到上千元人民币之间。该产品由台湾先驰光电（SENTRY）研发和生产，是一家在红外测温领域拥有多年经验的专业制造商。此外，中国大陆也有部分企业代理或销售该产品，例如上海康登电气科技有限公司。