Yes. If a meter is not properly sized, it might be accurate for the range of flows it is designed for however, it might be inaccurate at the flow rates it is trying to measure. This is certainly true for a meter that is oversized.
Yes. If a meter is not properly sized, it might be accurate for the range of flows it is designed for however, it might be inaccurate at the flow rates it is trying to measure. This is certainly true for a meter that is oversized.