Siemens P technical specifications Fittings Accessories, Oval flange, 225

© Siemens AG 2008

SITRANS P measuring instruments for pressure

	Fittings - Accessories
		Oval flange
■Overview	Selection and Ordering data	Order No.
	Oval flange
	with female thread ½-14 NPT, max. working
	pressure 420 bar, flange connection to
	DIN EN 61518, form A
			2
	Material
	P250GH, mat. No.: 1.0460	7MF9408-2CE
	X 2 CrNiMo 17 13 2, mat. No. 1.4404/316L	7MF9408-2CL

The oval flange 7MF9408-2C. for pressure transmitters for abso- lute pressure and differential pressure has a ½-14 NPT female thread and is designed for max. operating pressure 400 bar.

■Accessories

•E34: 2 screws 7/16-20 UNF x 1½ inch to ASME B18.3, 1 O-ring (FPM 90)

•E13: 2 screws M10x40 to DIN EN 4762, 2 washers, 1 O-ring (FPM 90)

•E36: 2 screws 7/16-20 UNF x 1½ inch to ASME B18.2.1, 1 flat gasket

•E16: 2 screws M10x40 to DIN EN ISO 4762, 2 washers, 1 flat gasket

Washers Ø 10.5 to DIN 125

Flat gaskets made of PTFE, max. 420 bar, 80 °C

O-ring to DIN 3771, 20 x 2.65 – S – FPM90, max. 420 bar, 120 °C

Note: M10 screws only permissible up to PN 160!

Selection and Ordering data	Order code	Order No.
Further designs
Please add "-Z" to Order No. and
specify Order code.
Accessory set to EN1)
2x screws 7/ -20 UNF x	E36	7MF9408-5DA
16
1½ inch to ASME B 18.2.3;
chromized steel
1x flat gasket made of PTFE,
max. permissible 420 bar, 80 °C
2x screws 7/ -20 UNF x	E34	7MF9408-5CA
16
1½ inch to ASME B 18.2.3;
chromized steel
1x O-ring to DIN 3771,
20 x 2.65 - S - FPM90,
max. permissble 420 bar, 120 °C
Accessory set to DIN1)
2x screws M10x40 to	E13	7MF9408-6AA
DIN EN ISO 4762; chromized steel
2x washers Ø 10.5 mm to DIN 125;
1x O-ring to DIN 3771,
20 x 2.65 - S - FPM90,
max. permissble 420 bar, 120 °C2)
2x screws M10x40 to	E16	7MF9408-6BA
DIN EN ISO 4762; chromized steel

2x washers Ø 10.5 mm to DIN 125;

1x flat gasket made of PTFE, max. permissible 420 bar, 80 °C2)

1)When ordering accessory set together with the oval flange, please use Order code; otherwise use Order No.

2)Flange connections with M10 screws only permissible up to PN 160!

■Dimensional drawings

Oval flange 7MF9408-2C., dimensions in mm

Siemens FI 01 · 2009

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