Model Designations and Specifications UMSITRPDS3-1
November 2005
9-8
TABLE 9-4 Model 7MF4433, Model Designation
Differential pressure and flow transmitters, two-wire, series DSIII, PN 470/2325, 7MF4433-
-
Measuring cell filling Measuring cell cleaning
Silicone oil Normal
1
Inert Grease-free
3
PN 460 psi, static Span 0.4 To 8 inH
2
O
1)
B
PN 2320 psi, static Span 0.4 To 24 inH
2
O
C
1 To 100 inH
2
O
D
2.4 To 240 inH
2
O
E
6.4 To 640 inH
2
O
F
20 To 2000 inH
2
O
G
4.3 To 435 psi
H
Material of the wetted parts (stainless steel process flanges)
Process diaphragm Parts of the measuring cell
Stainless steel Stainless steel
A
Hastelloy Stainless steel
B
Hastelloy Hastelloy
C
Tantalum
2)
Tantalum
E
Monel
2)
Monel
H
Gold
2), 3)
Gold
L
Version for diaphragm remote seal
Y
Process connection
Female thread 1/4-18 NPT and flange connection acc. to DIN 19 213
Venting opposite process connection:
- Mounting thread M 10
0
- Mounting thread 7/16-20 UNF
2
Venting on side of process flanges:
- Mounting thread M 10
7)
4
- Mounting thread 7/16-20 UNF
7)
6
Material of the non-wetted parts
Process flange screws Electronics housing
Steel Diecast aluminum
0
Stainless steel Diecast aluminum
2
Stainless steel Stainless steel precision casting
3
Version
Standard version
1
International version (in preparation) plate label in English and documentation in 5 languages on CD
2
Explosion protection
without explosion protection
A
with explosion protection (CENELEC):
- Degree of protection "Intrinsic safety" (EEx ia)
6)
B
- Degree of protection "Explosion proof" (EEx d)
1) 6)
D
- Degree of protection "Intrinsic safety and explosion proof" (EEx ia + EEx d)
1) 6)
P
Application in zone 2 n (TÜV)
6)
E
with explosion protection (FM intrinsic safety and explosion proof)
1)
HC
with explosion protection (CSA intrinsic safety and explosion proof)
1)
LC
with explosion protection (FM + CSA for IS + XP)
N
Electrical connection / cable inlet
Screwed gland PG 13.5
5) 6)
(Adapter)
A
Female thread M 20 x 1.5
B
Female thread 1/2-14 NPT
C
Han 7D plug
5) 6)
D
Housing cover / display
without window (digital display covered, setting: mA)
1
with window (digital display visible, setting: mA)
6
with window: digital display visible, setting: as specified in Y20
7
Notes and “Other versions” on next page.
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