21504-00-56-05-02 Bently Nevada 8mm Proximity Probe

Description

Bently Nevada 21504-00-56-05-02 Proximity Vibration Probe

► Model Structure Breakdown

• Model: 21504 – 7200 Series Proximity Transducer
• 00: Unthreaded length 0 mm
• 56: Overall case length 5.6 in
• 05: Cable length 0.5 m (20 in)
• 02: Miniature male coaxial connector

► Key Technical Specifications

• Output Range: 80 mils (2.0 mm)
• Initial Gap: 10 mils (0.25 mm) from tip
• Signal Output: 200 mV/mil (7.87 V/mm)
• Accuracy: ±4% (system calibration), ±9.5% with probe interchange
• Linearity: Within 0.8 mils (±2.3 mils with interchange error)
• Frequency Range: 0–10 kHz, –5% at 10 kHz
• Power Input: –17.5 to –26 Vdc, max 12 mA

► Design & Build

• Tip Diameter: 8 mm
• Thread: 3/8-24 UNF
• Body Style: Standard type
• Lead Armor: Not included

► Environmental Limits

• Probe Temp Range: –34 °C to +177 °C
• Proximitor Module: –51 °C to +100 °C
• Humidity: 0 to 95%, non-condensing
• Corrosion Resistance: Safe in air, water, oil, MEK, DMF, 10% acid

► Installation Instructions

• Align probe to target shaft or rotor
• Insert and thread probe fully (0 mm unthreaded)
• Adjust to maintain 0.25 mm gap
• Secure coaxial connector to proximitor
• Power up and test signal output

Download PDF file here:7200 Proximity Transducer Systems