(4.35 - Siemens SITRANS P Brochure & Specs

Transmitters for gage, absolute and differential pressure, flow and level
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Technical specifications
SITRANS P, DS III series, for differential pressure and flow
Input
Measured variable
Spans (infinitely adjustable) or
nominal measuring range and
max. permissible working pressure
Lower measuring limit
• Measuring cell with silicone oil filling
Upper measuring limit
Output
Output signal
• Lower limit (infinitely adjustable)
• Upper limit (infinitely adjustable)
Load
• Without HART communication
• With HART communication
Physical bus
With polarity reversal protection
Accuracy
Reference conditions
(All error data refer always refer to the set
span)
Error in measurement and fixed-point setting
(including hysteresis and repeatability)
• Linear characteristic
- r 10
- 10 < r 30
- 30 < r 100
• Square-root characteristic (flow > 50%)
- r 10
- 10 < r 30
© Siemens AG 2008
SITRANS P measuring instruments for pressure
HART
Differential pressure and flow
Span Maximum working pres-
sure
1 ... 20 mbar 32 bar
(0.4015 ... 8.031 inH O) (464 psi)
2
1 ... 60 mbar 160 bar
(0.4015 ... 24.09 inH O) (2320 psi)
2
2.5 ... 250 mbar
(1.004 ... 100.4 inH O)
2
6 ... 600 mbar
(2.409 ... 240.9 inH O)
2
16 ... 1600 mbar
(6.424 ... 642.4 inH O)
2
50 ... 5000 mbar
(20.08 ... 2008 inH O)
2
0.3 ... 30 bar
(4.35 ... 435 psi)
2.5 ... 250 mbar 420 bar
(1.004 ... 100.4 inH O) (6091 psi)
2
6 ... 600 mbar
(2.409 ... 240.9 inH O)
2
16 ... 1600 mbar
(6.424 ... 642.4 inH O)
2
50 ... 5000 mbar
(20.08 ... 2008 inH O)
2
0.3 ... 30 bar
(4.35 ... 435 psi)
-100% of max. span (-33% with 30 bar (435 psi) measuring cell or 30 mbar a (0.44 psi))
100% of max. span (for oxygen version and inert filling liquid; max. 160 bar g (2320 psi g))
4 ... 20 mA
3.55 mA, factory preset to 3.84 mA
23 mA, factory preset to 20.5 mA or optionally set
to 22.0 mA
R (U - 10.5 V)/0.023 A in ,
B H
U : Power supply in V
H
R = 230 ... 500 (SIMATIC PDM) or
B
R = 230 ... 1100 (HART Communicator)
B
-
-
To EN 60770-1
Increasing characteristic, start-of-scale value 0 bar, stainless steel seal diaphragm, silicone oil filling,
room temperature 25 °C (77 °F)) r: Span ratio (r = max. span / set span)
(0.0029 r + 0.071)%
(0.0045 r + 0.071)%
(0.005 r + 0.05)%
0,1%
0,2%
DS III series
for differential pressure and flow
PROFIBUS PA or FOUNDATION Fieldbus
Nominal measuring Maximum working pres-
range sure
20 mbar g 32 bar
(8.031 inH O) (464 psi)
2
60 mbar 160 bar
(24.09 inH O) (2320 psi)
2
250 mbar
(100.4 inH O)
2
600 mbar
(240.9 inH O)
2
1600 mbar
(642.4 inH O)
2
5 bar
(2008 inH O)
2
30 bar
(435 psi)
250 mbar 420 bar
(100.4 inH O) (6091 psi)
2
600 mbar
(240.9 inH O)
2
1600 mbar
(642.4 inH O)
2
5 bar
(2008 inH O)
2
30 bar
(435 psi)
Digital PROFIBUS PA or FOUNDATION Fieldbus
signal
-
-
-
-
IEC 61158-2
Yes
0,075%
0,1%
Siemens FI 01 · 2009
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