Wholesale Dealers of Class900 High Pressure Valve - Water flow indicator UL/FM Approved – BESTOP
Wholesale Dealers of Class900 High Pressure Valve - Water flow indicator UL/FM Approved – BESTOP Detail:
Overview:
The vane type waterflow switch use in wet pipe systems only. Waterflow in the pipe deflects a vane, which produces a switched output usually after a specified delay.
Main components:
Water flow indicator is mainly composed of the saddle, blade rack, bottom plate, outer cover, air delay device, micro-switch, junction box, etc.
Main Dimensions of Water Flow Indicator | ||
Specification | L | H |
DN50 | 85 | 188 |
DN65 | 92 | 200 |
DN80 | 106 | 220 |
DN100 | 134 | 245 |
DN125 | 162 | 272 |
DN150 | 189.5 | 298 |
DN200 | 240 | 350 |
1 | Body | ASTM A536 65 45-12 |
2 | Blade rack | S.S.304+EPDM |
3 | Bottom plate | S.S.304 |
4 | Outer cover | ASTM B85 A03600 |
5 | Air delay device | Component |
6 | Blade | LLDPE |
7 | Micro-switch | Component |
8 | Sealing gasket | EPDM |
9 | Junction box | PC |
Installation of water flow indicator:at the pre-set installation position, use a tapper to drill on the main pipeline and remove burrs according to the product specification;roll up the blade into a small size and put it into the pipeline, install the U-shaped bolt and fasten it up with two fastening nuts.
Wiring: The typical wiring diagram is shown
When drilling the hole, the center of the hole has to be on the center line of the pipeline;The hole size is shown.
Specification | Hole size |
DN50, DN65 | 32+2mm |
DN80-DN200 | 51 +2mm |
Product detail pictures:

Related Product Guide:
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