Siemens SITRANS P Brochure & Specs page 13
Measuring instruments for pressure
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Also See for SITRANS P:
- Operating instructions manual (280 pages) ,
- Compact operating instructions (94 pages) ,
- Compact operating instructions (98 pages)
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Conditions of use
Ambient conditions
• Temperature of medium
• Ambient temperature
• Storage temperature
Degree of protection acc. to
EN 60529
Mounting position
Mounting
Design
Weight
Enclosure material
Electrical connection
Process connection
Wetted parts materials
• Process connection
• Diaphragm
• Sealing material
Power supply U
H
Terminal voltage on pressure trans-
mitter
• 2-wire, 4 ... 20 mA
• 3-wire, 0 ... 5 V DC
• 3-wire, 0 ... 10 V DC
Current consumption at nominal
pressure
• 2-wire
• 3-wire
Protection against polarity reversal
Certificates and approvals
Approval
© Siemens AG 2008
SITRANS P measuring instruments for pressure
Transmitters for gage, absolute and differential pressure
-15 ... +85 °C (5 ... 185 °F)
-15 ... +85 °C (5 ... 185 °F)
-40 ... +85 °C (-40 ... +185 °F)
IP65
Any
Mounting bracket, included in
delivery
Approx. 430 g (approx. 0.95 lb)
Stainless steel 1.4305/AISI 303
• Plug EN 175301-803-A
• Circular plug EN 60130-9
• Cable 1.5 m
• Hose sleeve Ø 4 mm/6 mm
• Pipe union Ø 6 mm/8 mm
• Male thread 7/16-20 UNF, G1/8
• Female thread 1/8-27 NPT
• (Standard), G1/8
Stainless steel 1.4305/AISI 303,
CuZn nickel-plated
Approx. 430 g (approx. 0.95 lb)
Ceramic Al
O
(96 %)
2
3
FPM (standard), EPDM, NBR,
MVQ, CR
11 ... 33 V DC
11 ... 33 V DC/
24 V AC ±15 %
18 ... 33 V DC/
24 V AC ±15 %
< 20 mA
< 5 mA
Protected against short-circuit
and polarity reversal. Each con-
nection against the other with
max. supply voltage.
CE conformity
SITRANS P250 for differential pressure
Measuring range
Max. per-
missible
operating
pressure
(on either
side)
[bar]
[psi]
0 ... 0.1
0 ... 1.45
25 bar
(363 psi)
0 ... 0.2
0 ... 2.9
25 bar
(363 psi)
0 ... 0.25
0 ... 3.63
25 bar
(363 psi)
0 ... 0.3
0 ... 4.35
25 bar
(363 psi)
0 ... 0.4
0 ... 5.8
25 bar
(363 psi)
0 ... 0.5
0 ... 7.25
25 bar
(363 psi)
0 ... 0.6
0 ... 8.7
25 bar
(363 psi)
0 ... 1.0
0 ... 14.5
25 bar
(363 psi)
0 ... 1.6
0 ... 23.2
25 bar
(363 psi)
0 ... 2.5
0 ... 36.3
25 bar
(363 psi)
0 ... 4
0 ... 58
25 bar
(363 psi)
0 ... 6
0 ... 87
25 bar
(363 psi)
0 ... 10
0 ... 145
50 bar
(725 psi)
0 ... 16
0 ... 232
50 bar
(725 psi)
0 ... 25
0 ... 363
50 bar
(725 psi)
■
Schematics
1+
I
O
1
2-
2
Connection with current output 4 ... 20 mA and plug to EN 175301-803-A
1+
I
3
O
2
3-
1
Connection with current output 4 ... 20 mA and round connector
1+
2-
Connection with current output 4 ... 20 mA and permanently fixed cable
Burst
Max. per-
Accuracy
pressure
missible
operating
pressure
(on one
side)
≤ 1,0 %
37,5 bar
0.6 bar
(544 psi)
(8.7 psi)
≤ 1,0 %
37,5 bar
0.6 bar
(544 psi)
(8.7 psi)
≤ 0,5 %
37,5 bar
0.6 bar
(544 psi)
(8.7 psi)
≤ 0,5 %
37,5 bar
0.6 bar
(544 psi)
(8.7 psi)
≤ 0,8 %
37,5 bar
1.2 bar
(544 psi)
(17.4 psi)
≤ 0,5 %
37,5 bar
1.2 bar
(544 psi)
(17.4 psi)
≤ 0,5 %
37,5 bar
1.2 bar
(544 psi)
(17.4 psi)
≤ 0,5 %
37,5 bar
2 bar
(544 psi)
(29 psi)
≤ 0,5 %
37,5 bar
3.2 bar
(544 psi)
(46.4 psi)
≤ 0,5 %
37,5 bar
5 bar
(544 psi)
(72.5 psi)
≤ 0,5 %
37,5 bar
8 bar
(544 psi)
(116 psi)
≤ 0,5 %
37,5 bar
12 bar
(544 psi)
(174 psi)
≤ 0,5 %
75 bar
20 bar
(1088 psi)
(290 psi)
≤ 0,5 %
75 bar
32 bar
(1088 psi)
(464 psi)
≤ 0,5 %
75 bar
50 bar
(1088 psi)
(725 psi)
Connection: 1 (+),
2 (-)
+
U
I
Output current
R
B
L
O
R
Load
L
U
Power supply
B
Connection: 1 (+),
3 (-)
+
U
I
Output current
R
B
O
L
R
Load
L
U
Power supply
B
Connection: 1 (+, brown),
2 (-, green)
I
+
O
U
I
Output current
B
O
R
U
Power supply
L
B
R
Load
L
Siemens FI 01 · 2009
2/13
2
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