Proximity Probe Housing Assembly Without Fittings 21000-16-10-15-256-03-02

Technical Profile for 21000-16-10-15-256-03-02

• Manufacturer: Bently Nevada
• Complete Model: 21000-16-10-15-256-03-02
• Structural Design:
  • Body: Aircraft-grade aluminum
  • Sleeve: 304L stainless steel (corrosion-resistant)
• Dimensional Specifications:
  • Total Penetration: 5.6 in (142 mm) with 1.5″ standoff
  • Resonance Prevention: Mandatory sleeve support for >12″ configurations

Performance Metrics

• Electrical Characteristics
  • Output: 2-wire 4-20mA + HART® 7 protocol
  • Power Requirements: 12-36 VDC (Entity Parameters: U₀=30V, I₀=120mA)
• Environmental Resilience
  • Temperature Range: -55°C to +135°C (-67°F to +275°F)
  • Vibration Endurance: 15g peak (20-2000 Hz sweep)
  • Seismic Rating: IEEE 344 Class 1E
• Mechanical Details
  • Cable: 1.0 m TPE-jacketed (MIL-C-915/16 compliant)
  • Thread Torque: 35-45 Nm (25-33 lb-ft)

Configuration Hierarchy

• 16 – 3300 XL 8mm High-Speed Probe
  • Linear Range: ±2mm from null
  • Sensitivity: 200 mV/mil ±5%
• 10 – 1.0 m Submersible-Rated Cable
  • Max Depth: 50 m (164 ft) water resistance
• 15 – 1.5″ Standoff Adapter
  • Material: 316 stainless steel
  • Surface Finish: 32 Ra µin
• 256 – Extended 5.6″ Penetration
  • Requires 3-point sleeve support (included)
• 03 – Conduit Connection Kit
  • NPT Plug: 3/4-14 stainless steel
  • Cable Grip: 304 SS with Viton® inserts

Certification Matrix

• North America
  • Class I Div 1 Groups C&D (Flammable Gas)
  • Class II Div 1 Group F (Carbon Black)
• Global Approvals
  • IECEx Ex d IIC T4 Gb
  • ATEX Directive 2014/34/EU

Industrial Implementation

Deployed in hydroelectric turbine generators for thrust bearing monitoring, successfully operating through 15,000+ hours in high-humidity environments with 2.5g continuous vibration.

Complete Package

• Vibration analysis probe (pre-aligned)
• Explosion-proof mounting hardware kit
• Field calibration shim set (0.1-1.0 mm)