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HON 680H MK 1 and MK2-EVA

Honeywell offers the HON 680H MK 1 and HON 680H MK 2-EVA gas pressure regulators with spring-loaded measuring unit and double-seat valve for applications involving extremely high flow capacities. They are ideal for deployment at offtake stations in gas distribution centers as well as commercial and industrial facilities.

HON 680H MK 1 and MK2-EVA
Honeywell regulators/Gas Pressure Regulators up to PN 16 (ANSI 150)

Features include:

-Suitable for use on industrial feeds to burners, heater units, boilers, etc.
-Fully-balanced, internal double-valve assembly
-Extremely high flow capacities
-High regulating accuracy
-External valve adjustment (MK2 EVA model only)
-Can be fitted with full- or reduced-size valves
-Suitable for natural, non-aggressive and manufactured gases; nitrogen, carbon dioxide and propane; and other gases upon enquiry
-CE registration according to PED
-Max. inlet pressure pu max: up to 2 bar
-Outlet pressure range Wd: 0.125 to 0.35 bar
-Pipe sizes: DN 50, DN 80, DN 100, DN 150, DN 200
-Using an auxiliary control system, the following max. inlet pressure pu max is possible:
-Series 680 MK 1: For all valve seat sizes pu max up to 7 bar
-Series 680 MK 2-EVA:
-DN 50 and DN 80 for valve-seat diameter = pipe size
-DN 80 reduced valve-seat pu max up to 4.5 bar
-DN 100 for reduced bore for 4.5 bar
-Temperature range: 20 to 60 °C

All mechanical components of this device are without potential ignition sources and/ or hot faces. They are not subject to ATEX 95 (94/9/EC). All electronic accessories, on the other hand, meet ATEX requirements.


Honeywell announced it has completed its acquisition of the Elster division of Melrose Industries plc, a leading provider of thermal gas solutions for commercial, industrial, and residential heating systems and gas, water, and electricity meters, including smart meters and software and data analytics solutions. Elster also manufactures gas metering and pressure control devices, as well as total solutions for the gas transmission and distribution industry. After the acquisition, Honeywell secured it's position as world's leading company in providing solutions and products in oil & gas industry. According to Fortune ranking, it is one of the 100 largest companies in the world. Immense portfolio, high quality products and competative prices highlight Honeywell above it's competition.

Honeywell Process Solutions (HPS) is a global leader with over 40 years of experience delivering process automation and control solutions that help industrial customers run their operations safely, reliably, efficiently and sustainably through innovative technologies, services and domain expertise. With more than 12,000 employees around the world, HPS serves customers in more than 125 countries in the oil & gas, refining, petrochemicals, pulp & paper, specialty chemicals, pharmaceuticals, industrial power, and mining & minerals industries.

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