Pressure Sensor Ifm PS308A


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Pressure Sensor Ifm ps308a

Pressure Sensor PS308A

Brand: Ifm
Product Code: SUBMERSIBLE 0,25BAR 5M FEP CABLE 1G/1D

  • For level monitoring in potentially hazardous environments
  • Longitudinally water-resistant cable
  • Durable stainless steel enclosure with elevated ingress protection
  • Outstanding overall precision and prolonged stability

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Product characteristics

Total count of inputs and outputs Count of analog outputs: 1
Measuring span
0...0.25 bar0...250 mbar0...3.63 psi0...100.4 inH2O0...25 kPa
Application for commercial applications
Media Liquids
Intermediate temperature value[°C] -10...60; (T6: -10...60 °C; T5: -10...80 °C; T4: -10...85 °C; 1 D, 1/2 D, 2 D (750 mW): -10...40 °C; (650 mW): -10...70 °C; (550 mW): -10...85 °C)
Minimum force per unit area before bursting
2.4 bar35 psi240 kPa
Pressure classification
2 bar29 psi200 kPa
Kind of force per unit area relative force per unit area
Surrounding temperature value[°C] -10...60
Comment on operating temperature value range
T6: -10...60 °C
T5: -10...80 °C
T4: -10...85 °C
1 D, 1/2 D, 2 D (750 mW): -10...40 °C
1 D, 1/2 D, 2 D (650 mW): -10...70 °C
1 D, 1/2 D, 2 D (550 mW): -10...85 °C
Temperature for storage[°C] -10...60
Safety feature IP 68
Connection Cable: 5 m, FEP, Ø 7.5 mm

Tests / approvals

Weight[g] 660.2
Housing cylindrical
measurements[mm] Ø 27 / L = 147
Substance stainless steel (1.4571/316Ti )
Measuring span
0...0.25 bar0...250 mbar0...3.63 psi0...100.4 inH2O0...25 kPa

Inputs / outputs

Total count of inputs and outputs Count of analog outputs: 1
Amplifiers for switching applications Connection to intrinsically safe power isolators (Ex ia)
Voltage for operation[V] 10...30 DC
Safety feature rating III
Reverse polarity safeguard yes
Measuring method hydrostatic
Overall count of outputs 1
Output response analog signal
Total analog outputs 1
Analog current output[mA] 4...20
Max. capacity[O] 700; (Ub = 24 V; (Ub - 10 V) / 20 mA)
Overcurrent protection yes
Reproducibility[% of the span] < 0,1; (with temperature value fluctuations < 10 K)
Characteristics variation[% of the span] < 0,25 (BFSL) / 0,5; (incl. linearity, zero and span error (limit value setting); BFSL = Best Fit Straight Line)
Linearity variation[% of the span] < 0,2 (BFSL)
Extended stability[% of the span] < 0,2; (per year)
Temperature coefficient value for the zero reference[% of the span / 10 K] < ± 0,2; (0...50 °C)
Temperature coefficient value for the range[% of the span / 10 K] < ± 0,2; (0...50 °C)

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