ASSE 1032
Performance Requirements for Dual Check Valve Type Backflow Preventers for Carbonated Beverage Dispensers, Post Mix Type
| Organization: | ASSE |
| Publication Date: | 1 January 2004 |
| Status: | active |
| Page Count: | 20 |
| ICS Code (Drinking water): | 13.060.20 |
| ICS Code (Distribution and vending machines): | 55.230 |
scope:
Description
These devices consist of two (2) independently acting check valves internally force loaded to a normally closed position and designed to operate under intermittent or continuous pressure conditions.
These devices shall be permitted to be equipped with a supplementary check valve installed downstream of the independently acting check valves.
Size Range
These devices shall be designed to accommodate ¼ or ⅜ inch (8 or 10 mm) nominal pipe sizes.
Minimum Working Pressure
Devices shall be designed for a working pressure of not less than 200.0 psi (1379.0 kPa).
Temperature Range
Devices shall be designed to operate at temperatures of 33.0 °F to 110.0 °F (0.6 °C to 43.3 °C).
Document History