168, Mounting flange with tube as option for

For differential pressure,

fixed connection and with capillary

Selection and Ordering data

Order No. Ord. code

	Diaphragm seal		D) 7 M F 4 9 1 3 -
	Mounting flange (with tube as option) for		1 7777 - 7B	777
	direct mounting to high-pressure side and
2	flanged remote seal without tube, fitted by
	means of capillary to low-pressure side of
	SITRANS P for differential pressure, DS III series
	(7MF4437)
	Flange, connection to EN 1092-1
	Nom. diam.	Nom. press.
	• DN 80	PN 40	D
	• DN 100	PN 16	G
		PN 40	H
	Flange, connection to ASME B16.5
	Nom. diam.	Nom. press.
	• 3 inch	Class 150	Q
		Class 300	R
	• 4 inch	Class 150	T
		Class 300	U
	Other version		Z	J 1 Y
	Add Order code and plain text:
	Flange: ..., Nominal diameter: ...; Nominal
	pressure: ...
	Wetted parts materials
	Smooth sealing face to EN 1092-1, form B1 or
	B2, or to ASME B16.5 RF 125 ... 250 AA or RFSF
	• Stainless steel 316L
	- without foil		A
	- with PTFE coating		E 0
	- with ECTFE coating1)		F
	- with PFA coating		D
	• Monel 400, mat. No. 2.4360		G
	• Hastelloy C276, mat. No. 2.4819		J
	• Hastelloy C4, mat. No. 2.4610		U
	• Tantalum		K
	Other version		Z	K 1 Y
	Add Order code and plain text:
	Wetted parts materials: ...
	Tube length
	(for mounting flange on high-pressure side)
	• Without tube		0
	• 50 mm	(1.97 inch)	1
	• 100 mm	(3.94 inch)	2
	• 150 mm	(5.90 inch)	3
	• 200 mm	(7.87 inch)	4
	Other version:		9	L 1 Y
	Add Order code and plain text:
	Tube length: ...
	Filling liquid
	• Silicone oil M5		1
	• Silicone oil M50		2
	• High-temperature oil		3
	• Halocarbon oil (for measuring O2)		4
	• Glycerin/water2)		6
	• Food oil (FDA listed)		7
	Other version		9	M 1 Y
	Add Order code and plain text:
	Filling liquid: ...

Selection and Ordering data			Order No. Ord. code

Diaphragm seal		D)	7 M F		4 9 1 3 -
Mounting flange (with tube as option) for			1	7777		-	7	B	777
direct mounting to high-pressure side and
flanged remote seal without tube, fitted by
means of capillary to low-pressure side of
SITRANS P for differential pressure, DS III series
(7MF4437)
Length of capillary3)
• 1.0 m	(3.28 ft)						2
• 1.6 m	(5.25 ft)						3
• 2.5 m	(8.20 ft)						4
• 4.0 m	(13.1 ft)						5
• 6.0 m	(19.7 ft)						6
• 8.0 m	(26.25 ft)						7
• 10.0 m	(32.8 ft)						8
Other version							9		N 1 Y
Other version							9		N 1 Y
Add Order code and plain text:
Length of capillary: ...

1)For vacuum on request.

2)Not suitable for use in low-pressure range.

3)Max. capillary length, see section "Technical description". D) Subject to export regulations AL: N, ECCN: EAR99H.

Selection and Ordering data	Order code
Further designs
Please add "-Z" to Order No. and specify Order code.
Please add "-Z" to Order No. and specify Order code.

Spark arrestor	A02
With spark arrestor for mounting on zone 0 (including
documentation)
Quality inspection certificate (Factory calibration) to	C11
IEC 60770-2
Acceptance test certificate	C12
to EN 10204, section 3.1
Vacuum-proof design	V03
for use in low-pressure range
Calculation of span of associated pressure	Y05
transmitter
Enclose filled-in questionnaire with order

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Siemens FI 01 · 2009