Siemens SITRANS P DS III - Page 52

SITRANS P DS III/P410 (7MF4.33.. 7MF4.34.. 7MF4.35..)
50 A5E03434626-04, 05/2015
Design for absolute pressure (from the differential pressure series), differential pressure and flow rate
Electrical connection Screw terminals
Cable inlet using the following screwed joints:
• Pg 13.5
• M20 x 1.5
• ½-14 NPT or Han 7D/Han 8D connector
1)
•
M12 connector
1)
Han 8D is identical to Han 8U.
Construction for level
Weight
• as per EN (pressure transmitter
with mounting flange, without
tube)
approx 11 … 13 kg (24.2 … 28.7 lb)
• as per ASME (pressure
transmitter with mounting flange,
without tube)
approx 11 … 18 kg (24.2 … 39.7 lb)
Material
•
Wetted parts materials
Plus side
• Seal diaphragm on the
mounting flange
Stainless steel, mat. no. 1.4404/316L, Monel 400, mat. no. 2.4360, Hastelloy B2,
mat. no. 2.4617, Hastelloy C276, mat. no. 2.4819, Hastelloy C4, mat. no. 2.4610,
tantalum, PTFE, PFA, ECTFE
• Sealing surface
smooth as per EN 1092-1, form B1 or ASME B16.5 RF 125 … 250 AA for stainless
steel 316L, EN 2092-1 form B2 or ASME B16.5 RFSF for the remaining materials
Sealing material in the pressure
caps
•
for standard applications
Viton
• for underpressure
applications on the mounting
flange
Copper
Minus side
•
Seal diaphragm
Stainless steel, mat. no. 1.4404/316L
•
Pressure caps and locking
screws
Stainless steel, mat. no. 1.4408
• O-ring
FPM (Viton)
• Non-wetted parts materials
Electronics housing
• Copper-free die cast aluminum GD-AlSi 12 or precision cast stainless steel,
mat. no. 1.4408
• Standard: Powder coating with polyurethane
Option: 2 coats: Coat 1: epoxy-based; coat 2: Polyurethane
•
Stainless steel nameplate
Pressure cap screws
Stainless steel
Measuring cell filling
Silicone oil
• Mounting flange fill fluid
Silicon oil or a different design
Process connection
• Plus side
Flange as per EN and ASME
• Minus side
Female thread
1
/
4
-18 NPT and flat connection with fastening screw thread M10 as
per DIN 19213 (M12 for PN 420 (MWP 6092 psi)) or
7
/
16
-20 UNF as per EN 61518