Under special circumstance, it is required that the sensor, protective layer of lead wire and the variable conveyor casing shall be electrically insulated from the ground.
在特殊情况下，要求传感器、引线的保护层与变送器外壳及地保持电气绝缘。
Under special circumstance, it is required that the sensor, protective layer of lead wire and the variable conveyor casing shall be electrically insulated from the ground.
在特殊情况下，要求传感器、引线的保护层与变送器外壳及地保持电气绝缘。
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