Easily meansure flow of your Feed Verification Diaphragm Pump.

• Optimize performance of your Neptune Metering Pumps

These flow checkers can be mounted directly onto the discharge end of the pumps. The checker is a simple oval gear meter that measures the pump output and then transmits one pulse for every one ml of flow. It requires 4.5 to 25 VDC at a 20 mA maximum. Pump sold separately.