PK6524 IFM Pressure Switch – PK-010-RFG14-HCPKGUSW

The IFM PK6524 is a compact electronic pressure switch designed for reliable monitoring and switching of pressures in industrial fluid and gas systems.
Featuring complementary dual digital PNP outputs, LED display, and robust stainless steel construction, it delivers long-lasting performance and simple setpoint configuration via mechanical rings.

Technical Specifications

Model: PK6524
Manufacturer: IFM
Product Series: PK Series
Sensor Type: Electronic pressure switch
Measuring Range: 0…10 bar | 0…145 psi

Process Connection

• G 1/4″ external thread
• M5 internal thread
• Tightening Torque: 25 Nm

Electrical Characteristics

• Supply Voltage: 9.6–32 VDC
• Current Consumption: < 25 mA
• Insulation Resistance: ≥100 MΩ (500 VDC)
• Protection Class: III
• Reverse Polarity Protection: Yes
• Electrical Connection: 1 × M12 connector (coded A)

Output Configuration

• Number of Digital Outputs: 2
• Output Signal: Switching signal
• Electrical Design: PNP
• Output Function: Complementary
• Voltage Drop (DC): ≤2 V
• Output Current Rating: 500 mA
• Switching Frequency: 100 Hz
• Short-Circuit / Overload Protection: Yes (pulsed)

Accuracy & Repeatability

• Switch Point Accuracy: < ±2.5% of final value
• Repeatability: < ±0.5% of final value (ΔT < 10 K)
• Characteristics Deviation: < ±1.5% (BFSL), < ±2.5% (LS)
• Temperature Drift per 10 K: < ±0.5%

Response & Setting Range

• SP Range: 0.5…10 bar | 7.5…145 psi
• RP Range: 0.3…9.8 bar | 5…142 psi
• Switch Point Adjustment: Via mechanical setting rings

Environmental Conditions

• Medium Temperature: -25 to +80°C
• Ambient Temperature: -25 to +80°C
• Storage Temperature: -40 to +100°C
• Enclosure Rating: IP67

Mechanical Design

• Body Material: PBT, PC, Stainless steel (316L/1.4404), FKM
• Wetted Parts: Stainless steel (316L), FKM
• Weight: 92.5 g
• Dimensions: Ø 27 mm × 71.6 mm
• Pressure Cycles (Min.): 50 million
• Bursting Pressure: 300 bar
• Pressure Rating: 25 bar
• Restrictor Element: Not integrated (retrofit possible)

Display & Diagnostics

• LED Indicators:
  • Green: Operation
  • Yellow: Switching status
• Scale Ring: Yes

Compliance & Approvals

• MTTF: 500 years
• EMC Standards:
  • DIN EN 61000-6-2
  • DIN EN 61000-6-3
• Shock Resistance: 50 g (DIN EN 60068-2-27)
• Vibration Resistance: 20 g, 10–2000 Hz (DIN EN 60068-2-6)
• PED: Sound engineering practice (Group 2 fluids; Group 1 on request)

Key Features & Benefits:

✅ Dual PNP Outputs with Complementary Switching: Allows direct control and redundancy in safety-critical systems.

✅ Simple Mechanical Setpoint Adjustment: Intuitive dial ring configuration without software.

✅ Robust Stainless Steel & IP67 Housing: Suitable for harsh, washdown, or dusty environments.

✅ Fast 100 Hz Switching Capability: Enables accurate control in dynamic pressure applications.

✅ Bright LED Indicators: Instant visual confirmation of operation and output state.

✅ High Burst Pressure Rating: Withstands up to 300 bar for added reliability.

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