China Wholesale Dealers of Class900 High Pressure Valve - Water flow indicator UL/FM Approved – BESTOP factory and suppliers

Wholesale Dealers of Class900 High Pressure Valve - Water flow indicator UL/FM Approved – BESTOP

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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

size

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.

size

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

size

Product detail pictures:

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