PN3071 IFM Pressure Sensor – PN-250-SER14-MFRKGUSV

The IFM PN3071 is a compact industrial pressure sensor engineered for dynamic pressure monitoring up to 250 bar in hydraulic and pneumatic systems.
Combining a metallic thin film cell, IO-Link v1.1 support, and dual output functionality, this sensor offers fast response, robust performance, and high accuracy for both switching and analogue signal applications.

Technical Specifications

Model: PN3071
Manufacturer: IFM
Product Series: PN Series
Sensor Type: Relative pressure sensor
Measuring Range: 0…250 bar | 0…3620 psi | 0…25 MPa

Process Connection

• G 1/4″ internal thread
• Tightening Torque: 25…35 Nm

Electrical Characteristics

• Supply Voltage: 18–30 VDC (SELV/PELV)
• Current Consumption: < 35 mA
• Insulation Resistance: ≥100 MΩ (500 VDC)
• Protection Class: III
• Power-on Delay: < 0.3 s
• Reverse Polarity / Overload / Short-Circuit Protection: Yes (pulsed)
• Electrical Connection: 1 × M12 connector (gold-plated contacts)

Output Configuration

• Digital Outputs: 1
• Analogue Outputs: 1
• Output Signal: Switching signal, Analogue (4–20 mA / 0–10 V), IO-Link
• Electrical Design: PNP
• Output Function: NO/NC (parameterisable)
• Voltage Drop (DC): ≤2.5 V
• Output Current Rating:
• • 150 mA (nominal)
  • 200 mA (≤60°C), 250 mA (≤40°C)
• Switching Frequency: < 170 Hz
• Analogue Output (Current): 4–20 mA (max. load 500 Ω)
• Analogue Output (Voltage): 0–10 V (min. load resistance 2000 Ω)

Accuracy & Repeatability

• Switch Point Accuracy: < ±0.5% of span
• Repeatability: < ±0.1% (ΔT < 10 K)
• Characteristics Deviation: < ±0.25% (BFSL), < ±0.5% (LS)
• Hysteresis Deviation: < ±0.25% of span
• Long-Term Stability: < ±0.05% per 6 months
• Temp Coefficient (Zero/Span): 0.2% of span per 10 K (–25…80°C)

Response Times & Ranges

• Response Time: < 3 ms
• Delay Settings (dr, dS): 0–50 s
• Damping (Process & Analogue): 0–4 s
• Max. Analogue Output Response Time: 3 ms
• Factory Setting (CMPT = 2):
• • SP: 2…250 bar | 40…3620 psi | 0.2…25 MPa
  • RP: 1…249 bar | 20…3600 psi | 0.1…24.9 MPa
  • SP/RP Increment: 1 bar | 20 psi | 0.1 MPa
• Status_B High Res (CMPT = 3):
  • SP: 2…250 bar | 30…3626 psi | 0.2…25 MPa
  • RP: 1…249 bar | 12…3608 psi | 0.1…24.9 MPa
  • SP/RP Increment: 1 bar | 1 psi | 0.1 MPa

IO-Link Communication

• Interface Type: IO-Link v1.1
• Transmission Speed: COM2 (38.4 kBaud)
• Process Data: 1 analogue, 1 binary
• SDCI Standard: IEC 61131-9
• SIO Mode Support: Yes
• Required Port Type: A

Environmental Conditions

• Ambient Temperature: –25 to +80°C
• Storage Temperature: –40 to +100°C
• Enclosure Rating: IP65 / IP67
• Shock Resistance: 50 g (DIN EN 60068-2-27)
• Vibration Resistance: 20 g, 10–2000 Hz (DIN EN 60068-2-6)

Mechanical Design

• Body Material: Stainless steel (630 & 316L), PBT+PC-GF30, PBT-GF20, PC
• Wetted Parts: Stainless steel (630/1.4542/17-4 PH)
• Measuring Element: Metallic thin film cell
• Weight: 231 g
• Dimensions: Ø 34 mm × 90.7 mm
• Pressure Cycles (Min.): 100 million
• Bursting Pressure: 1200 bar
• Pressure Rating: 500 bar
• Vacuum Resistance: –1000 mbar
• Restrictor Element: Not integrated (retrofit possible)

Display & Diagnostics

• 4-digit Alphanumeric Display: Red/green
• Unit Indication LEDs: Green (bar/psi/MPa)
• Status LEDs: Yellow (switching output)

Compliance & Approvals

• MTTF: 190 years
• EMC Standards:
• • DIN EN 61000-6-2
  • DIN EN 61000-6-3
• UL Approval No.: J006
• PED: Suitable for group 2 fluids (group 1 on request)

Key Features & Benefits:

✅ Dual Output in a Compact Form: 1x digital and 1x scalable analogue output in a space-saving housing.

✅ High Burst & Operating Pressure Ratings: Withstands up to 1200 bar burst pressure for extreme reliability.

✅ Fast <3 ms Response Time: Ensures high-speed switching for precise pressure control.

✅ Advanced Parameterisation: Configure hysteresis, damping, and display units easily.

✅ IP67 Protection & Rugged Design: Resistant to vibration, shock, and industrial wear.

✅ IO-Link Ready: Enables intelligent communication and diagnostics with modern PLC systems.

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