Datasheet

Pressure Measurement
Transmitters for basic requirements
SITRANS P220
for gauge pressure
2/17
Siemens FI 01 · 2012
2
■ Technical specifications
Application
Gauge pressure measurement Liquids, gases and vapors
Mode of operation
Measuring principle Piezoresistive measuring cell
(stainless steel diaphragm)
Measured variable
Gauge pressure
Inputs
Measuring range
• Gauge pressure
-Metric
- US measuring range
2.5 … 600 bar
(36 … 8700 psi)
30… 8700 psi
Output
Current signal 4 ... 20 mA
•Load (U
B
- 10 V) / 0.02 A
• Auxiliary power U
B
DC 7 ... 33 V (10 ... 30 V for Ex)
Voltage signal 0 ... 10 V DC
•Load ≥ 10 kΩ
• Auxiliary power U
B
12 ... 33 V DC
• Power consumption < 7 mA at 10 kΩ
Characteristic curve Linear rising
Measuring accuracy
Error in measurement at limit setting
incl. hysteresis and reproducibility
• Typical: 0.25 % of full-scale
value
• Maximum: 0.5 % of full-scale va-
lue
Step response time T
99
<5 ms
Long-term stability
• Lower range value and measuring
span
0.25 % of full-scale value/year
Influence of ambient temperature
• Lower range value and measuring
span
0.25 %/10 K of full-scale value
• Influence of power supply 0.005 %/V
Conditions of use
• Process temperature -30 ... +120 °C (-22 ... +248 °F)
• Ambient temperature -25 ... +85 °C (-13 ... +185 °F)
• Storage temperature -50 ... +100 °C (-58 ... +212 °F)
• Degree of protection (to EN 60529) • IP 65 with connector per
EN 175301-803-A
• IP 67 with M12 connector
• IP 67 with cable
• IP 67 with cable quick screw
connection
Electromagnetic compatibility • acc. EN 61326-1/-2/-3
• acc. NAMUR NE21, only for
ATEX versions and with a max.
measuring deviation ≤ 1 %
Design
Weight Approx. 0.090 kg (0.198 lb)
Process connections See dimension drawings
Electrical connections • Connector per
EN 175301-803-A Form A with
cable inlet M16x1.5 or ½-14 NPT
or Pg 11
• M12 connector
• 2 or 3-wire (0.5 mm
2
)
cable (∅ ± 5.4 mm)
• Cable quick screw connection
Wetted parts materials
• Measuring cell Stainless steel, mat.-No. 1.4016
• Process connection Stainless steel, mat. No. 1.4404
(SST 316 L)
Non-wetted parts materials
• Enclosure Stainless steel, mat. No. 1.4404
(SST 316 L)
•Rack Plastic
•cables PVC
Certificates and approvals
Classification according to pressure
equipment directive
(PED 97/23/EC)
For gases of fluid group 1 and
liquids of fluid group 1; complies
with requirements of article 3,
paragraph 3 (sound engineering
practice)
Lloyds Register of Shipping (LR) Applied
Germanischer Lloyds Register of
Shipping (GL)
Applied
American Bureau of Shipping (ABS) Applied
Bureau Veritas (BV) Applied
Det Norske Veritas (DNV) Applied
Drinking water approval (ACS) Applied
GOST Applied
Explosion protection
Intrinsic safety "i" (only with current
output)
Ex II 1/2 G Ex ia IIC T4 Ga/Gb
Ex II 1/2 D Ex ia IIIC
T125 °C Da/Db
EC type-examination certificate SEV 10 ATEX 0146
Connection to certified intrinsically-
safe resistive circuits with maxi-
mum values:
U
i
≤ 30 V DC; I
i
≤ 100 mA;
P
i
≤ 0.75 W
Effective internal inductance and
capacity for versions with plugs per
EN 175301-803-A and M12
L
i
= 0 nH; C
i
= 0 nF
FI01_2012_en_kap02.book Seite 17 Donnerstag, 17. November 2011 4:31 16
© Siemens AG 2011
© Siemens AG 2011