Initially, the controller mode of diaphragm pump adopts relay, but it is poor in precision-control and reliability, so it brings on high failure and inconvenience for maintenance.
隔膜泵的控制方式最初采用继电器控制，该方式控制精度低，工作可靠性差，故障率高，维修不方便。
Initially, the controller mode of diaphragm pump adopts relay, but it is poor in precision-control and reliability, so it brings on high failure and inconvenience for maintenance.
隔膜泵的控制方式最初采用继电器控制，该方式控制精度低，工作可靠性差，故障率高，维修不方便。
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