21504-04-12-05-02 Vibration Probe Bently Nevada

Bently Nevada 7200 Series 21504-04-12-05-02 Vibration Probe

The 21504-04-12-05-02 is a precision vibration probe from Bently Nevada's 7200 series featuring a 40mm unthreaded length, 120mm case, 20-inch cable, and coaxial connector. 

Full Part Number Breakdown

• Base Model: 21504
• Unthreaded Length: 04 = 40mm
• Case Length: 12 = 120mm
• Cable Length: 05 = 20 inches
• Connector: 02 = Coaxial

Key Specifications

• Sensing Range: 0.25mm to 2.0mm (10-80 mils)
• Thread Detail: 3/8-24 UNF with 8mm Tip
• Temperature Stability: -396 ppm/°C drift @65°C
• Cable Flexibility: 0.5m ±13cm/-5cm tolerance

Advanced Performance

• Signal Accuracy: ±0.02mm linearity (system-calibrated)
• Power Efficiency: 12mA @ -24VDC nominal
• Response Consistency: ±5% @10kHz vibration
• Chemical Resistance: 10% H₂SO₄, MEK immersion-proof

Robust Construction

• Cable Jacket: -34°C to +177°C operational
• Housing Material: Nickel-plated brass
• Sealed Design: IP67 equivalent protection
• Weight Optimized: 0.59kg system mass

Key Features

• 40mm unthreaded length for versatile mounting
• High-precision sensing with ±0.02mm linearity
• IP67 equivalent protection for harsh environments
• Chemical resistant to acids and solvents
• Wide temperature range -34°C to +177°C
• Nickel-plated brass housing for durability
• Low power consumption 12mA @ -24VDC

Technical Documentation

📥 Download Product Datasheet PDF

Shipping Options

• FedEx Priority Overnight
• UPS 2-Day Air
• DHL Express Worldwide
• Ground shipping available

FAQ

Q1: What is the part number for this Bently Nevada probe?

The part number is 21504-04-12-05-02.

Q2: What are the key specifications of the 21504-04-12-05-02?

It features 40mm unthreaded length, 120mm case, 20-inch cable, 0.25-2.0mm range, ±0.02mm linearity, and IP67 protection.

Q3: What makes this probe chemically resistant?

It features nickel-plated brass housing that is immersion-proof against 10% H₂SO₄ and MEK, with IP67 equivalent sealing.