用来监控温度或过程的数值，使用PTC或NTC热电阻 ·过程显示可以显示从-999到999 ·使用4至20mA的变送器 ·具有可调量程和零点 ·温度范围：-50至150°C
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Electronic Electrical 
Thermometer
Oil,Coal
Water,Optics
Medical electronic
Experimental Biological
Specialized
Hand tools
chromatograph
Coal Industry
Oil industry
