IFM PN2094 Pressure Sensor – PN-010-RER14-MFRKG/US/ /V

The IFM PN2094 is a ceramic-capacitive pressure and vacuum sensor designed for precision monitoring in industrial fluid and gas systems. Supporting a wide range of –1 to 10 bar, it features two digital switching outputs, a scalable analogue output, and full IO-Link compatibility. With IP67 protection, rapid response time, and gold-plated contacts, the PN2094 is ideal for demanding applications requiring robust performance and repeatable accuracy.

Technical Specifications

Model: PN2094
Manufacturer: IFM
Product Series: PN Series
Sensor Type: Relative pressure and vacuum sensor
Measuring Range: –1…10 bar | –14.6…145 psi | –0.1…1 MPa

Process Connection

• G 1/4 internal thread (DIN EN ISO 1179-2)
• Standard for hydraulic and pneumatic circuit integration

Electrical Characteristics

• Operating Voltage: 18–30 VDC (SELV/PELV)
• Current Consumption: < 35 mA
• Insulation Resistance: ≥100 MΩ (500 VDC)
• Protection Class: III
• Reverse Polarity Protection: Yes
• Power-On Delay: 0.3 s
• Integrated Watchdog: Yes
• Electrical Connection: 1 × M12 connector (A-coded, gold-plated contacts)

Output Configuration

• Total Outputs: 3 (2 digital, 1 analogue)
• Digital Outputs: 2 (PNP/NPN, NO/NC configurable)
• Voltage Drop (Switching Output): ≤2 V
• Switching Output Current Rating: 250 mA
• Switching Frequency: < 500 Hz
• Analogue Output:
  • 4–20 mA (scalable 1:5, Max. Load: 500 Ω)
  • 0–10 V (scalable 1:5, Min. Load: 2000 Ω)
• Output Signal: Switching / Analogue / IO-Link
• Short-Circuit / Overload Protection: Yes (pulsed)

Measuring & Setting Ranges

• Measuring Range:
  • –1…10 bar
  • –14.6…145 psi
  • –0.1…1 MPa
• Analogue Start Point (ASP):
  • –1…8 bar | –14.6…116 psi | –0.1…0.8 MPa
• Analogue End Point (AEP):
  • 1…10 bar | 14.6…145 psi | 0.1…1 MPa

Accuracy & Repeatability

• Switch Point Accuracy: < ±0.4% of span (Turn down 1:1)
• Repeatability: < ±0.1% of span (ΔT < 10 K)
• Characteristics Deviation: < ±0.25% (BFSL) / < ±0.5% (LS)
• Hysteresis Deviation: < ±0.1% of span
• Long-Term Stability: < ±0.05% of span (per 6 months)
• Temp. Coefficient (Zero/Span): < ±0.2% of span / 10 K

Response Times

• Switching Response Time: < 1.5 ms
• Analogue Output Response Time: < 3 ms
• Damping (Analogue – dAA): 0…4 s

IO-Link Communication

• Interface Type: IO-Link v1.1
• Transmission Type: COM2 (38.4 kBaud)
• SDCI Standard: IEC 61131-9
• Profiles: Smart Sensor (Process Data, Identification, Diagnosis)
• SIO Mode: Supported
• Process Data: 1 analogue, 2 binary
• Min. Cycle Time: 2.3 ms

Environmental Conditions

• Ambient Temperature: –25 to +80°C
• Storage Temperature: –40 to +100°C
• Medium Temperature: –25 to +80°C
• Protection Rating: IP65 / IP67
• Bursting Pressure: 150 bar | 2175 psi | 15 MPa
• Pressure Rating: 75 bar | 1087 psi | 7.5 MPa
• Vacuum Resistance: –1000 mbar
• MTTF: 138 years

Mechanical Design

• Weight: 239 g
• Dimensions: Ø 34 mm × 90.7 mm
• Housing Type: Cylindrical
• Housing Materials: Stainless steel (316L), PBT+PC-GF30, PC
• Wetted Materials: Stainless steel (316L), Al₂O₃ (ceramics), FKM
• Pressure Cycle Durability: 100 million
• Tightening Torque: 25…35 Nm

Display & Diagnostics

• Display Unit: Alphanumeric, 4-digit (red/green)
• Green LEDs (3): bar, psi, MPa
• Yellow LEDs (2): Switching status indicators

Key Features & Benefits:

✅ Wide Pressure & Vacuum Monitoring: Ideal for bidirectional applications up to 10 bar.

✅ Triple Output Design: Two digital outputs and one configurable analogue or IO-Link channel.

✅ High Switching Frequency: < 500 Hz for fast control response.

✅ Robust Construction: Shock, vibration, and EMC-tested with IP67 protection.

✅ Gold-Plated Contacts: Enhanced corrosion resistance and signal reliability.

✅ Smart IO-Link Interface: Enables parameter setting, diagnostics, and remote configuration.

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