21504-12-52-05-02 Bently Nevada Proximity Probe 2mm Sensor

21504-12-52-05-02 Bently Nevada Proximity Vibration Probe Overview

Model Configuration and Physical Specifications

• Unthreaded length measures 120 mm providing flexibility for different mounting depths and configurations.
• Case length extends 5.2 inches accommodating standard probe holder installations.
• Cable length sits at 0.5 m (20 inches) with a miniature male coaxial connector for secure termination.
• Thread size uses standard 3/8-24 UNF interface compatible with industry-standard probe holders.
• Body type follows standard configuration without lead armor for general purpose applications.

Core Technical Specifications for 21504-12-52-05-02

• Output range reaches 80 mils (2.0 mm) full scale covering most vibration displacement requirements.
• Output signal provides 200 mV/mil (7.87 V/mm) ensuring consistent scaling with monitoring systems.
• Start gap requires 10 mils (0.25 mm) from probe face for proper voltage bias operation.
• System accuracy holds at ±4% with ±9.5% including probe swaps for interchangeability.
• Linearity remains within 0.8 mils (±2.3% with interchangeability) for precise measurements.
• Frequency range spans 0 to 10 kHz with -5% response at 10 kHz upper limit.
• Power supply requires -17.5 to -26 Vdc with 12 mA maximum current consumption.

Environmental Ratings and Chemical Resistance

• Probe operating temperature ranges from -34°C to +177°C accommodating severe service conditions.
• Proximitor module operates from -51°C to +100°C for flexible mounting locations away from heat sources.
• Humidity tolerance reaches up to 95% non-condensing for reliable performance in wet environments.
• Chemical resistance includes protection against water, oil, MEK, DMF, and 10% H2SO4 solutions.

Frequently Asked Questions about Bently Nevada 21504-12-52-05-02 Probe

• Is this 21504-12-52-05-02 probe compatible with other monitoring systems?
  The 21504-12-52-05-02 works optimally with Bently Nevada 7200 proximitors but may function with systems accepting -24 Vdc proximity inputs.
• What temperatures can this probe withstand during operation?
  This sensor operates reliably from -34°C to +177°C and resists common industrial chemicals with its sealed construction.
• Do you ship this item internationally with tracking?
  Yes we ship globally using DHL, UPS, and FedEx ensuring your 21504-12-52-05-02 Bently Nevada probe arrives quickly and securely.
• How do I verify the correct installation gap?
  Use a DC voltmeter across the proximitor output and adjust the mounting position until you read the recommended bias voltage.
• What is the linearity specification for this probe?
  Linearity remains within 0.8 mils (±2.3% with interchangeability) for accurate displacement measurements.

Technical Documentation and Resources

• Access the PDF directly here: 7200 Proximity Transducer Systems.
• Partner with NexAuto Technology Limited for expert support: https://www.nex-auto.com/.
• For immediate assistance contact our sales team at sales@nex-auto.com.
• Reach us via WhatsApp at +86 153 9242 9628 for real-time inquiries.