High pressure valve for ex atmospheres and small to medium flow rates
Pressure reducing valves DM 512 ATEX H2
The DM 512 ATEX H2 pressure reducing valves
are diaphragm-controlled spring-loaded proportional control valves for high inlet and low outlet pressures.
They can be supplied with three types of connections: sockets, flanges and welding spigots.
Each size of valve may be fitted with three different seats.
The valve cone may be fitted with a soft or metallic seal.
Mankenberg M-XTRA
Product features
Standard
- Conformity to ATEX Directive 2014/34 / EU and DIN EN ISO 80079-36
- Leakage line connection, adjusting screw seal and lock
- Potential equalization among the valve components
- Grounding lug at the valve body
- Partial use of low-spark material
Options
- Various diaphragm and seal materials suitable for your medium
Technical data
DN
15 - 50
G
3/8 - 2
PN
100
p1
up to 100 bar
p2
0.005 - 2 bar
Kvs
0.2 - 5.5 m³/h
T
130 °C
Advantages
Especial
ATEX-compliant in accordance with product directive 2014/34/EU
Marking: Ex II 2G Ex h IIB+H2 85 °C ... 155 °C Gb XSuitable for use in explosive areas (hydrogen)
Marking: Ex II 2G Ex h IIB+H2 85 °C ... 155 °C Gb XSuitable for use in explosive areas (hydrogen)
Inlet pressure up to 100 bar
1
Soft or hard gasketAlso usable for abrasive media
2
High pressure reduction possible in one step
3
Various connection alternatives: DIN- , ANSI- or JIS flanges, welding ends ...Variable face-to-face length, no adapters or fitting pieces required
4
Large control surface
Permits control pressures from 0.002 bar
5
Sense line connection High control accuracy
6
Leakage line connection, adjusting screw seal and lock
Suitable for flammable and hazardous media
7
EASY-CHECK –
Non-rising adjusting screwFunction visible from outside, simple and precise setpoint adjustment, unchanged overall height
Non-rising adjusting screwFunction visible from outside, simple and precise setpoint adjustment, unchanged overall height
8
Inlet pressure
Outlet pressure
Control pressure
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