Description: number of the following existing, required sensors or devices; Name: number of existing and required sensors or devices
Description: number of the following available, required sensors, devices; Name: number of available, required sensors, devices
Description: Speed that characterizes a pump in terms of its speed, flow rate per impeller eye, i.e. total flow for single-flow impeller, half flow for double-flow impeller, at the best efficiency point and head per stage at maximum impeller diameter ; Name: Specific speed