product description Pressure switch FF 444
Mechanical Pressure switch with UL / CSA- approval, IP 65
Pressure range from 3...870 psi
Pressure connector: F (1/4”-18 NPTF), ALSi 12 or stainless steel
Cable gland 1/2“ 14 NPTF is fitted as standard on these units
VDE 0170 /0171 /0660, IEC 337-1, IEC 553-1
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Order
reference |
Upper |
Lower switch point adjustable (psi) |
Smallest diff.* (psi) |
Max. operating pressure (psi) |
Max. test pressure (psi) |
Standard setting (psi) |
Part No.
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| FF444-V2 DAF | 3 ... 58 | 1 ... 54 | 2 4 | 348 | 580 | 14 / 44 | 1010309 |
| FF444-V4 DAF | 15 ... 232 | 6 ... 217 | 9 14 | 522 | 696 | 58 / 174 | 1010311 |
| FF444-V6 PAF | 116 ... 870 | 58 ... 754 | 58 116 | 1450 | 1740 | 290 / 580 | 1010299 |
| * at lower ... higher end of range | |||||||
