The type 2800 is a conductance-actuated control for detection of moisture in the oil chamber of a submersible pump motor. It is used as a warning device to indicate a seal leakage and to signal the need for preventative maintenance.

• 类型2800是一种潜水泵电机的润滑油室内的水分监测的电导驱动控制装置,可作为密封泄漏的警报装置,有助于判断是否需要进行预防性维修。