21000 Series - Nestec Flow Switches
- Contact closes on normal flow.
- Simple switch output to alarm Panel or PLC.
- Flow rates up to 34 l/min.
- Switch rates down to 50 ml/min.
- PVC and Polypropylene contact materials as standard.
- Inlet and Outlet ports 3/8″ ½” and 1″ socket unions.
- Easily fitted into pipework with flow falling to drain.
- Larger sizes and alternative port configurations available.
- Very low maintenance requirement.
- Designed to monitor the output flow of water quality analysers.