Siemens P 138, Replacement measuring cell for level F 4 9 9, Rated measuring range

© Siemens AG 2008

SITRANS P measuring instruments for pressure

SITRANS P Accessories

Accessories / spare parts for SITRANS P

P300 and DS III series

Selection and Ordering data	Order No.
Spare parts / Accessories

Selection and Ordering data	Order No.
Spare parts / Accessories

	Replacement measuring cell for differential			7 M F 4 9 9 5 -
	pressure and PN 420 (MWP 6092 psi) for			77777	- 0 D C 0
	SITRANS P, DS III, DS III PA and
2
	DS III FF series
	Measuring cell filling	Measuring cell cleaning
	Silicone oil	Standard		1
	Measured span
	2.5 ... 250 mbar	(1.004	... 100.4 inH2O)	D
	6 ... 600 mbar	(2.409	... 240.9 inH2O)	E
	16 ... 1600 mbar	(6.424	... 642.4 inH2O)	F
	50 ... 5000 mbar	(20.08	... 2008 inH2O)	G
	0.3 ... 30 bar	(4.35 ... 435 psi)		H
	Wetted parts materials
	(stainless steel process flanges)

Seal diaphragm	Parts of measuring cell
Stainless steel	Stainless steel		A
Hastelloy	Stainless steel		B
Gold1)	Gold		L
Process connection
Female thread ¼-18 NPT with flange
connection
• Sealing screw opposite process connection
- Mounting thread M12 to DIN 19213				1
- Mounting thread 7/16-20 UNF to EN 61518				3
• Vent on side of process flange
- Mounting thread M12 to DIN 19213				5
- Mounting thread 7/16-20 UNF to EN 61518				7
Non-wetted parts materials
• Stainless steel process flange screws					2
Further designs		Order code
Please add "-Z" to Order No. and specify Order
code.
O-rings for process flanges
(instead of FPM (Viton))
• PTFE (Teflon)		A20
• FEP (with silicone core, approved for food)		A21
• FFPM (Kalrez, compound 4079)		A22
• NBR (Buna N)		A23
Acceptance test certificate		C12
to EN 10204-3.1
Stainless steel process flanges for vertical dif-		H03
ferential pressure lines
without process flanges		K00

1)Not together with max. span 600 mbar (240.9 inH2O)

Replacement measuring cell for level		7 M F 4 9 9 6 -
for SITRANS P, DS III, DS III PA and		77777 - 0 D C 0
DS III FF series
Measuring cell filling	Measuring cell cleaning
Silicone oil	Standard	1
Rated measuring range
250 mbar	(3.63 psi)	D
600 mbar	(8.70 psi)	E
1600 mbar	(23.2 psi)	F
5 bar	(72.5 psi)	G

Wetted parts materials

(stainless steel process flanges)

Seal diaphragm	Parts of measuring cell
Stainless steel	Stainless steel	A
Process connection of low-pressure side
Female thread ¼-18 NPT with flange
connection
• Sealing screw opposite process connection
- Mounting thread M10 to DIN 19213			0
- Mounting thread 7/	-20 UNF to EN 61518		2
16
Non-wetted parts materials
• Stainless steel process flange screws				2
Further designs		Order code
Please add "-Z" to Order No. and specify Order
code.
O-rings for process flanges
(instead of FPM (Viton))
• PTFE (Teflon)
		A20
• FEP (with silicone core, approved for food)		A21
• FFPM (Kalrez, compound 4079)		A22
• NBR (Buna N)
		A23
Acceptance test certificate		C12
to EN 10204-3.1
without process flanges		K00

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Siemens FI 01 · 2009