Construction for gauge pressure and absolute pressure (from the gauge pressure series)
Process connection
● Connection pin G
1
/
2
A in accordance with DIN EN 837-1
● Female thread
1
/
2
‑14 NPT
● Oval flange (PN 160 (MAWP 2320 psi g)) with fastening screw thread:
–
7
/
16
-20 UNF in accordance with EN 61518
– M10 in accordance with DIN 19213
● Oval flange (PN 420 (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 flush mounted diaphragm
Weight (pressure transmitter without
mounting flange)
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
Process connection
● Flanges as per EN and ASME
● F&B and Pharma flange
● BioConnect/BioControl
● PMC style
Electrical connection
Cable inlet using the following screwed joints:
● M20x1.5
● ½-14 NPTM
● Han 7D/Han 8D connector
1)
● M12 connector
1)
Han 8D is identical to Han 8U.
Technical data
13.7 Construction
SITRANS P320/P420 with 4 to 20 mA/HART
Operating Instructions, 11/2019, A5E44852162-AC
235