Water Flow sensor MR-668

Water FlowSensor MR-668 ( FLOW SENSOR ) 1.low defective rate due to non-contact sensing provided bgy reed switches 2.operation by low flow rate 3.simple construction with small contact surface of moving parts 4.suitable also for water flow with low particle contents 5.blockage can be removed on the spot 6.Synchronous activation of water pump 7.activate water heater 8.monitor water flow (e.g air condition ) 9monitor water ice in cooler 5.protect pump against no -load operation 6.Time Delay replay (P/N SFR-1) for indirect activation of load adjustable delay time . 7. pump protection controller (P/N PID -201 DUAL TIME SETTING AUTOMATIC RE-STARTafter no load cut off forced starting for 0-30 seconds wating time of 0-60 minutes. No.