该保护盖将防止天线被来自产品的灰尘涂覆，并且由此最小化对罐所需的维护。

This protective cover will prevent the antenna from being coated with dust from the product, and thereby minimize the maintenance required on the tank.

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为了处理某些固体产生的多尘环境，罗斯·蒙特5600还可以在其最有价值的属性-抛物面天线上配备PTFE保护盖。

To handle the dusty environment that some solids generate, the Rosemount 5600 can also be equipped with a PTFE protective cover around its most valuable attribute, the parabolic antenna.

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它是由扭转框架、壳体、上盖、导向座、发射机、天线和接收机组成。

The utility model is composed of a torsion frame, a housing, an upper cover, a guiding seat, a transmitter, an antenna and a receiver.

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