EMERSON Product|English

Fisher? R622、R642 and R652

Fisher? R622、R642 and R652

R600 Series second-stage regulators are UL listed designed to reduce the outlet pressure from a first-stage regulator in domestic installations. Type R622 is designed for Two-Stage domestic applications up to 1 400 000 BTU per hour / 15,8 SCMH. Type R622 contains a high performance relief valve and a large 3/4-inch screened vent to limit downstream pressure to less than 2 psig / 0,14 bar in an overpressure situation. Types R642 and R652 are designed in an angle body and back mounted design.

Specifications

Available Configurations

Type R622 (standard): Second-stage regulator with straight-through body design 
Type R642: Second-stage regulator with 90° body design ideal for metered installations 
Type R652: Second-stage regulator designed for back mount installations

Body Sizes and End Connection Styles (inlet x outlet)

Type R622: 1/2-inch FNPT, 1/2 x 3/4-inch FNPT, and 3/4-inch FNPT 
Types R642 and R652: 1/2 x 3/4-inch FNPT, 3/4-inch FNPT

Maximum Inlet Pressures

Maximum Inlet Pressure: 10 psig / 0,69 bar 
Emergency Inlet Pressure: 50 psig / 3,4 bar

Capacity

Up to 1.4 MBTU/hr

Outlet Pressure Ranges

9 to 20-inches w.c. / 22 to 50 mbar

Pressure Registration

Internal

Temperature Capabilities

-20° to 160°F / -29° to 71°C

Features

Improved Accuracy

Superior Relief Performance

Corrosion-Resistant Materials

Inlet Screen

Test Ports for Easy System Checks

Positive Drainage

20-Year Recommended Replacement Life

UL Listed

熱門推薦

Fisher費(fèi)希爾299H系列減壓調(diào)壓器

Fisher費(fèi)希爾299H...

查看詳情
Fisher費(fèi)希爾 EZR 系列減壓調(diào)壓器

Fisher費(fèi)希爾 EZR ...

查看詳情
Fisher費(fèi)希爾 627系列直接作用式減壓調(diào)壓器

Fisher費(fèi)希爾 627...

查看詳情