Siemens SITRANS P Brochure & Specs page 154
Measuring instruments for pressure
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Also See for SITRANS P:
- Operating instructions manual (280 pages) ,
- Compact operating instructions (94 pages) ,
- Operating instructions manual (25 pages)
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SITRANS P measuring instruments for pressure
Remote seals for transmitters and pressure gages
Technical description
Temperature errors of diaphragm seals with connection to differential pressure transmitters (double-sided)
Nominal diameter/
design
2
Sandwich
DN 50 without tube
design or with
DN 50 with tube
flange to
EN 1092-1
DN 80 without tube
DN 80 with tube
DN 100 without tube 89
DN 100 with tube
DN 125 without tube 124
DN 125 with tube
Sandwich
2 inch without tube
design with
2 inch with tube
flange to ASME
B16.5
3 inch without tube
3 inch with tube
4 inch without tube
4 inch with tube
5 inch without tube
5 inch with tube
Remote seal
DN 50
with union nut to
DN 65
DIN 11851
DN 80
Remote seal
DN 50
with threaded
DN 65
socket to
DIN 11851
DN 80
Clamp connec-
2 inch
tion
2½ inch
3 inch
Remarks:
• Values apply for the filling liquids silicone oil M5, silicone oil M50, high-temperature oil, halocarbon oil and food oil (FDA listed)
• Half the values apply to glycerin/water mixture as the filling liquid
• Values apply to stainless steel as the diaphragm material.
2/154
Siemens FI 01 · 2009
© Siemens AG 2008
Diaphragm
Temperature error
diameter
of remote seal
mm
(inch)
mbar/
(psi/
10 K
10 K)
59
(2.32)
0.3
(0.0043) 0.3
48
(1.89)
1.26
(0.018)
89
(3.50)
0.05
(0.001)
72
(2.83)
0.24
(0.004)
(3.50)
0.1
(0.002)
89
(3.50)
0.1
(0.002)
(4.88)
0.05
(0.001)
124
(4.88)
0.05
(0.001)
59
(2.32)
0.3
(0.0043) 0.3
48
(1.89)
1.26
(0.018)
89
(3.50)
0.05
(0.001)
72
(2.83)
0.24
(0.004)
89
(3.50)
0.1
(0.002)
89
(3.50)
0.1
(0.002)
124
(4.88)
0.05
(0.001)
124
(4.88)
0.05
(0.001)
52
(2.05)
1
(0.015)
59
(2.32)
0.7
(0.010)
72
(2.83)
0.24
(0.004)
52
(2.05)
1
(0.015)
59
(2.32)
0.7
(0.010)
72
(2.83)
0.24
(0.004)
40
(1.57)
1
(0.015)
59
(2.32)
0.7
(0.010)
72
(2.83)
0.24
(0.004)
Temperature error of cap-
Temperature error
illary
of process
flange/connec-
tion spigot
mbar/
(psi/
mbar/
(10 K m
)
(10 K m
))
10 K
Kap
Kap
(0.0045)
0.3
1.7
(0.025)
1.7
0.05
(0.001)
0.05
0.17
(0.003)
0.17
0.07
(0.001)
0.07
0.07
(0.001)
0.07
0.03
(0.0004)
0.03
0.03
(0.0004)
0.03
(0.0043)
0.3
1.7
(0.025)
1.7
0.05
(0.0007)
0.05
0.17
(0.003)
0.17
0.07
(0.001)
0.07
0.07
(0.001)
0.07
0.03
(0.0004)
0.03
0.03
(0.0004)
0.03
0.83
(0.012)
0.83
0.67
(0.010)
0.67
0.17
(0.003)
0.17
0.83
(0.012)
0.83
0.67
(0.010)
0.67
0.17
(0.003)
0.17
2.5
(0.036)
2.5
0.67
(0.010)
0.67
0.17
(0.003)
0.17
Recommended
min. spans
(guidance val-
ues, observe
temperature
error)
(psi/
mbar
(psi)
10 K)
(0.0045)
250
(3.626)
(0.025)
250
(3.626)
(0.0007)
50
(0.725)
(0.003)
100
(1.45)
(0.001)
50
(0.725)
(0.001)
50
(0.725)
(0.0004)
20
(0.29)
(0.0004)
20
(0.29)
(0.0045)
250
(3.626)
(0.025)
250
(3.626)
(0.0007)
50
(0.725)
(0.003)
100
(1.45)
(0.001)
50
(0.725)
(0.001)
50
(0.725)
(0.0004)
20
(0.29)
(0.0004)
20
(0.29)
(0.012)
250
(3.626)
(0.010)
250
(3.626)
(0.003)
100
(1.450)
(0.012)
250
(3.626)
(0.010)
250
(3.626)
(0.003)
100
(1.450)
(0.036)
2000
(29.01)
(0.010)
250
(3.626)
(0.003)
100
(1.450)
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