Siemens SITRANS P - Page 77

Construction for gauge pressure and absolute pressure (from the gauge pressure series)
Process connection Stainless steel, material no. 1.4404/316L or Alloy C22, material no. 2.4602
Oval 󹪞ange Stainless steel, mat. no. 1.4404/316L
Seal diaphragm Stainless steel, material no. 1.4404/316L or Alloy C276, material no. 2.4819
• Non-wetted parts materials
Electronics housing
• Low-copper die-cast aluminum GD-AlSi 12 or stainless steel precision casting, mat.
no. 1.4409/ CF-3M
• Standard: Powder coating with polyurethane
Option: 2 coats: Coat 1: epoxy-based; coat 2: Polyurethane
• Stainless steel nameplate (1.4404/316L)
Mounting bracket Steel, galvanized, stainless steel 1.4301/304, stainless steel 1.4404/316L
Process connection
• Connection pin G
1
/
2
A in accordance with DIN EN 837-1
• Female thread
1
/
2
‑14 NPT
• Oval 󹪞ange (MAWP 160 bar abs (2320 psi g) with fastening screw thread:
–
7
/
16
-20 UNF in accordance with EN 61518
– M10 in accordance with DIN 19213
• Oval 󹪞ange (MAWP 420 bar abs (MAWP 2320 psi g) with fastening screw thread:
–
7
/
16
-20 UNF in accordance with EN 61518
– M12 in accordance with DIN 19213
• Male thread M20 x 1.5 and
1
/
2
-14 NPT
Electrical connection Cable inlet using the following screwed joints:
• M20 x 1.5
• ½-14 NPT
• Han 7D/Han 8D connector
1)
• M12 connector
1)
Han 8D is identical to Han 8U.
Construction for gauge pressure, with 󹪞ush mounted diaphragm
Weight (pressure transmitter without
mounting 󹪞ange)
Approx. 1.8 kg (3.9 lb) with aluminum enclosure
Approx. 3.8 kg (8.3 lb) with stainless steel enclosure
Material
• Wetted parts materials
Process connection Stainless steel, mat. no. 1.4404/316L
Seal diaphragm Stainless steel, material no. 1.4404/316L or Alloy C276, material no. 2.4819
• Non-wetted parts materials
Electronics housing
• Low-copper die-cast aluminum GD-AlSi 12 or stainless steel precision casting, mat.
no. 1.4409/CF-3M
• Standard: Powder coating with polyurethane
D20 option: 2 coats: Coat 1: epoxy-based; coat 2: Polyurethane
• Stainless steel nameplate (1.4404/316L)
Mounting bracket Steel, galvanized, stainless steel 1.4301/304, stainless steel 1.4404/316L
Technical data
8.4 Construction
SITRANS P320/P420
Compact Operating Instructions, 01/2021, A5E38874562-AC 77