Dual Modular Safety Shutoff Valves with Vent Line Adapter
DMV/6x2 Series
DMV/6x4L Series
DMV-ZR/6x2 Series

Description
The Dual Modular Valves with Vent Line Adapter (DMV-VLA) combines two safety shutoff valves in one compact housing with a factory installed vent line connection between the two safety valves.

• DMV-D series contain two fast opening and fast closing safety shutoff vavles, and max. flow adjustment to vary the flow.
• DMV-DLE series have an extra feature. Valve two is a slow-opening valve.
• DMV valves ending /622, /624L and /612 have proof of closure.
• DMV valves ending in L are rated as NEMA Type 4.
• DMV ZR series valves have two stage operation.

Directly mounting the following accessories creates a compact valve train without additional piping:
- Pressure regulator
- High and low gas pressure switches
- Valve proving system
- DMK Butterfly control valve

Application
The DMV-VLA is recommended for industrial and commercial heating applications that require two safety shutoff valves with a vent line connection between the safety shutoff valves. The DMV-VLA is suitable for dry natural gas, propane, butane, air and inert gases.

A “dry” gas has a dew point lower than +15 °F and its relative humidity is less than 60 %.