Type FSV4 liquids
Type FSV4 liquids
For pipelines from 1½" to 20", this paddle operated flow switch uses magnetic coupling to transmit the vane movement across a solid metal diaphragm to the electrical switch output. Suitable for general purpose use.
More details:
They are supplied with a multi-layer vane suitable for all pipe sizes, on liquids or gases. Normal mounting is vertical, via a 1½" NPT Threadolet welded to the horizontal pipeline.
- Leak proof body machined from bar stock
- Installs directly and easily into pipeline with a threadolet, tee or flange
- High pressure rating of 1000 psi (69 bar) with the Brass body and 2000 psi (138 bar) with 316 Stainless Steel body
- Rugged construction
- Multi-layer universal vane
- ATEX approved
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Specification |
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Body |
316 Stainless Steel or Brass, 1½" NPT fitting |
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Vane |
316 Stainless Steel |
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Mounting |
Vertical ±5° to horizontal pipe |
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Maximum Pressure |
Brass 70 bar, Stainless Steel 140 bar |
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Maximum Temperature |
135°C |
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Electrical Contact |
SPDT switch |
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Rating |
10 Amp at 250V AC |
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Approval |
ATEX II 2 G EEx d IIB T6 |
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Alarm Flow Rates |
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Pipe Diameter |
Flow Rate (m3/hr) |
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1 1/2" |
0.7 - 1.6 |
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2" |
0.9 - 3.4 |
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3" |
1.6 - 10 |
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4" |
2.7 - 22 |
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6" |
6.8 - 48 |
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8" |
15 - 85 |
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10" |
23 - 136 |
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12" |
32 - 204 |
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14" |
45 - 273 |
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16" |
57 - 318 |
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18" |
74 - 454 |
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20" |
91 - 545 |
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Available Models |
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Body |
General Purpose |
Explosion Proof |
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Brass |
FFSV4B |
FFSV4BC |
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Stainless Steel |
FFSV4S |
FFSV4SC |