Bently Nevada 8mm Vibration Probe for Machine Monitoring

New Bently Nevada 21504 vibration probe detects machine movement accurately. Perfect for industrial equipment protection. Fast shipping via FedEx, UPS, DHL. Includes 12 month warranty.

Product Details

• Part Number: 21504-00-08-10-02
• Type: 8mm Standard Mount Probe
• Brand: Bently Nevada
• Origin: Made in USA
• Warranty: 12 Months Protection

Configuration Options

• Base Model: 21504 Vibration Probe
• Unthreaded [00]: 0.0 inches length
• Case Length [08]: 0.8 inches total
• Cable Length [10]: 1.0 meter (+0.25/-0.10)
• Connector [02]: Miniature Male Coaxial

Technical Specifications

• Probe Diameter: 8mm standard size
• Mounting Thread: 3/8-24 UNF
• Power Input: -17.5 to -26 Vdc
• Current Draw: 12 mA maximum
• Measurement Range: 2.0 mm (80 mils)
• Start Distance: 0.25 mm from target
• Operating Temperature: -34°C to +177°C
• Frequency Response: 0 to 10 kHz
• Insulation Resistance: ≥50 MΩ at 500V DC
• Shock Resistance: 500g peak, 1ms
• Weight: 0.3 kg complete unit
• Armor Protection: Not included
• Cable Tolerance: +0.25/-0.10 meter
• Vibration Range: Linear 0.25 to 2.3mm
• Output Voltage: -1 to -17 Vdc typical

Key Benefits

• 8mm diameter for rugged applications
• Standard 3/8-24 thread for easy mounting
• Wide temperature range operation
• Miniature coaxial connector included
• Precision measurement capability
• High shock resistance for tough environments
• Excellent insulation for electrical safety
• Factory calibrated for accurate readings

Package Contents

• One 21504 vibration probe
• Miniature male coaxial connector
• 1.0 meter integrated cable
• Calibration documentation
• Installation guide

Installation Notes

• Use proper mounting torque
• Check power supply requirements
• Verify gap setting during installation
• Ensure clean mounting surface
• Follow electrical safety procedures

Shipping & Support

• 12 month manufacturer warranty
• FedEx, UPS, DHL express shipping
• International delivery available
• Technical assistance provided

Common Questions

What machines use 8mm vibration probes?
8mm probes work on pumps, motors, fans and compressors. They fit most industrial rotating equipment.

How accurate is the measurement range?
The probe measures 2.0 mm range accurately. It starts measuring 0.25 mm from the target surface.

What power supply does this probe need?
It requires -17.5 to -26 Vdc power supply. Maximum current draw is 12 mA.

Can this probe handle high temperatures?
Yes, it operates from -34°C to +177°C. This covers most industrial applications.

Is the cable length exact?
The 1.0 meter cable has +0.25/-0.10 meter tolerance. This allows for installation variations.

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