Control Flow from outside a pipe. Recommended for "difficult liquids" including wastewater, slurries, sludge, chemicals, viscous liquids and abrasives. The Greyline DFS-II is ideal for pump protection or to activate flow/no-flow alarms.
- Non-Contacting Ultrasonic Sensor
- Easy Calibration
- Accurate and Repeatable
- 5 amp DPDT Control Relay
- Adjustable ON/OFF Set-Points
- Adjustable Time Delay
- Relay Status LED
- Intrinsic Safety Option
