Siemens 7MF4233 series

UMSITRAPDS3-1 Model Designations and Specifications
November 2005
9-27
Device type: Absolute pressure Filling level
Pressure series 7MF4233 Diff. pressure series 7MF4333 7MF4633 / 7MF4912
to 13 kg)
ANSI: about 24.3 to 39.7 lbs (11
to 18 kg)
Dimensions see Figure 9-1 see Figure 9-2 see Figure 9-4
Material
 Material of wetted parts
- Connection shank
Stainless steel W.-No.
1.4401 or
Hastelloy C4, W.-No. 2.4610
- Oval flange
Stainless steel, W.-No.
1.4401
- Process diaphragm Stainless steel, W.-No. 1.4404 or Hastelloy C276, W.- No. 2.4819
Monel, W.-No. 2.4360
Tantalum or gold
- Process flanges and sealing screw Stainless Steel, W.-No. 1.4408
Hastelloy C4, W.-No. 2.4610 or
Monel, W.-No. 2.4360
- O-ring FPM (Viton) or optionally:
PTFE, FEP, FFPM and NBR
Process material (O-ring) for mounting flange
in the process flanges
for standard applications FPM (Viton)
for vacuum applications Copper
- High pressure side
Process diaphragm at mtg. Flange Stainless steel, W.-No. 1.4571,
Monel 400 W.-No. 2.4360,
Hastelloy B2 W.-No. 2.4617,
Hastelloy C276, W.-No. 2.4819,
Hastelloy C4, W.-No. 2.4610,
Tantalum, PTFE, ECTFE
Processing face
Smooth DIN 2526, Form D or
A
NSI B16.5 RF for stainless
steel M.-No. 1.4571, DIN 2526
Form E or ANSI B16.5 RSFS for
other materials.
- Low pressure side
Process diaphragm Stainless steel W.- No 1.4404
Process flanges and sealing screw Stainless steel W.- No 1.4408
Connection shank Stainless steel W.- No 1.4401
O-ring FPM (Viton)
 Material of non-wetted parts
- Electronics housing
Low copper diecast aluminum GD-ALSi 12, polyester-based varnish or stainless steel precision
casting, stainless steel rating plate
- Process flange screws
Steel, galvanized, yellow-chromed or stainless steel
- Mounting bracket (optional) Steel, galvanized and yellow-chromed or stainless steel
Measuring cell filling
Silicone oil filling or inert liquid (maximum pressure 2325 psi
for oxygen measurement)
Silicone oil
Filling liquid mounting flange Silicone oil or other version
Process connection
Connection shank G
½A
Female thread 1/4 - 18 NPT and
DIN 16 288, female thread Flange connection DIN
½-14NPT or oval flange 19213 with mounting thread