Operating conditions according to IEC
61298-3 (5g enhanced)
Differential pressure series
1)
Aluminum and stainless steel enclosure
Vibrations (sine)
IEC 60068-2-6
10 ... 58 Hz at 0.7 mm
58 ... 1000 Hz at 50 m/s²
1 octave/min
20 cycles/axis
1) Without mounting bracket
Operating conditions for marine
(only
in
combination with order option E):
Gauge pressure series
1)2)
Differential pressure series
3)
DNV-GL (Det Norske Veritas/Germa‐
nischer Lloyd)
Lloyd’s Register
Bureau Veritas
ABS (American Bureau of Shipping)
RINA (Registro Italiano Navale)
CCS (China Classification Society)
2 ... 25 Hz at 3.2 mm
25 ... 100 Hz at 40 m/s²
0.5 octave/min
1 frequency sweep/axis
Amplification factor (Q) < 2, 30 Hz/90 min
Amplification factor (Q) > 2, resonant frequency/90 min
1) Without bracket and aluminum enclosure
2) With mounting bracket, aluminum and stainless steel enclosure
3) Without mounting bracket, aluminum and stainless steel enclosure
13.7 Construction
Construction for gauge pressure and absolute pressure (from the gauge pressure series)
Weight 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, material no. 1.4404/316L or Alloy C22, material no. 2.4602
Oval flange 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
Technical data
13.7 Construction
SITRANS P320/P420 with 4 to 20 mA/HART
234 Operating Instructions, 11/2019, A5E44852162-AC
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