PN3094 IFM Pressure Sensor – PN-010-RER14-MFRKGUSV

The IFM PN3094 is a vacuum-compatible pressure sensor engineered for precise monitoring of both negative and positive pressures from –1 to 10 bar.
With gold-plated contacts, a ceramic-capacitive measuring cell, and IO-Link v1.1 interface, this model delivers long-term stability, configurable output, and rapid response for industrial automation in pneumatic, vacuum, and process systems.

Technical Specifications

Model: PN3094
Manufacturer: IFM
Product Series: PN Series
Sensor Type: Relative pressure / vacuum sensor
Measuring Range: –1…10 bar | –14.5…145 psi | –0.1…1 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% of span (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: –0.9…10 bar | –13.5…145 psi | –0.09…1 MPa
  • RP: –0.95…9.95 bar | –14…144.5 psi | –0.095…0.995 MPa
  • SP/RP Increment: 0.05 bar | 1 psi | 0.005 MPa
• Status_B High Res (CMPT = 3):
  • SP: –0.92…10 bar | –13.3…145 psi | –0.092…1 MPa
  • RP: –0.97…9.95 bar | –14…144.3 psi | –0.097…0.995 MPa
  • SP/RP Increment: 0.01 bar | 0.1 psi | 0.001 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 (316L), PBT+PC-GF30, PBT-GF20, PC
• Wetted Parts: Stainless steel (316L), Ceramics (Al₂O₃), FKM
• Measuring Element: Ceramic-capacitive cell
• Weight: 235.5 g
• Dimensions: Ø 34 mm × 90.7 mm
• Pressure Cycles (Min.): 100 million
• Bursting Pressure: 150 bar
• Pressure Rating: 75 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: 226 years
• EMC Standards:
• • DIN EN 61000-6-2
  • DIN EN 61000-6-3
• UL Approval No.: J004
• PED: Suitable for group 2 fluids (group 1 on request)

Key Features & Benefits:

✅ Bidirectional Pressure Range: Measures both vacuum and positive pressure in a single compact device.

✅ Dual Output Capability: Provides switching and scalable analogue signal simultaneously.

✅ Fast & Accurate: ±0.5% accuracy with <3 ms response time for real-time control.

✅ Highly Durable Ceramic Sensor: Excellent chemical resistance and long service life.

✅ Robust IP67 Housing: Ideal for use in washdown or dusty environments.

✅ IO-Link Enabled: Enhances diagnostics, setup, and remote monitoring capabilities.

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