Product Features
Connection: U-bolt
Approvals: UL Listed, FM Approved
Sizes: U-bolt 2” – 8”
Maximum Working Pressure: Threaded - 250 PSI, U-bolt – 450 PSI
Operating Temperature Range: 0 - 80°C
Flow Rate Threshold: 4 – 10 gpm
 |
| Model |
Nominal Pipe Size (inch) |
| FSFD 2 |
2 |
| FSFD 2.5 |
2.5 |
| FSFD 3 |
3 |
| FSFD 3.5 |
3.5 |
| FSFD 4 |
4 |
| FSFD 5 |
5 |
| FSFD 6 |
6 |
| FSFD 8 |
8 |
|
- Adjustable delay mechanism to prevent false alarms caused by water surges
- Tamper-resistant sealed cover that prevents unauthorized intervention and protects the set point
- Suitable for indoor and outdoor use thanks to its IP56 / NEMA 4 protection class
- Two microswitches to activate the control panel and local audible warning devices
- Two cable entry openings for easy connection to terminal blocks
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