SITRANS P220 производства Siemens

Application

Gauge pressure measurement

Liquids, gases and vapors

Mode of operation

Measuring principle

Piezoresistive measuring cell (stainless steel diaphragm)

Measured variable

Gauge pressure

Input

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

7 ... 33 V DC (10 ... 30 V for Ex)

Voltage signal

0 ... 10 V DC

• Load

≥ 10 kΩ

• Auxiliary power U_B

12 ... 33 V DC

• Current 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 value

Step response time T99

< 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

Rated conditions

• 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. to EN 61326-1/-2/-3
• according to NAMUR NE21 for ATEX devices only, and with a max. measurement error of ≤ 1 %

• Measurement error

≤ 1 % of full-scale value

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 mm²) 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

• Cable

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 maximum 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