- Mã sản phẩm: Pressure switch Model: FF 4-16 VdS DAI Art No: 1020 067 Pressure switch /Model: FF 4-16 VdS DAI Art
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- Pressure switch FF 4 VdS For firefighting equipment, VdS-approval Perbunan diaphragm Pressure connector: I (G 1/2“ Female thread, DIN 1725/2), ALSi 12 Pressure range: 2, 10, 16 bar
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Product description Pressure switch FF 4 VdS
Mechanical Pressure switch with perbunan diaphragm
Pressure connector: I (G 1/2“ Female thread, DIN 1725/2), ALSi 12.
FF 4-2 VdS, typical alarm pressure switch. The setting range is limited to 1 bar
FF4-2VdS DRI, typical alarm pressure switch with manual reset
FF 4-10 VdS and FF 4-16 VdS pressure switches limit the differential to 1.5 bar maximum
All FF 4-... VdS used in fixed for water extinguishing systems, VdS-approved
Order reference |
Upper |
Lower switch point adjustable (bar) |
Smallest diff.* (bar) |
Max. operating pressure (bar) |
Max. test pressure (bar) |
Standard setting (bar) |
Part No. |
---|---|---|---|---|---|---|---|
FF 4-2 VdS DAI | 0,35 ... 1 | 0,25 ... 0,9 | 0,1 fest | 20 | 40 | 0,6 / 0,7 | 1020068 |
FF 4-2 VdS DRI** | 0,5 ... 1 | 0,2 fest | 20 | 40 | ... / 0,7 | 1020070 | |
FF 4-10 VdS DAI | 0,7 ... 10 | 0 ... 8,5 | 0,5 ... 1,5 | 40 | 40 | 4 / 5 | 1020080 |
FF 4-16 VdS DAI | 1 ... 16 | 0,5 ... 15 | 0,8 ... 1,5 | 48 | 48 | 11 / 12 | 1020067 |
**FF 4- 2 VdS DRI with manual reset |
https://www.tival-sensors.com/en/pressure-switches/details/druckschalter-ff-4-vds
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