21000-28-05-20-065-03-02 Proximity Probe Housing Assembly

Description

Industrial Proximity Sensor System: 21000-28-05-20-065-03-02

Complete Suffix Code Breakdown for 21000-28-05-20-065-03-02

• 28 – Hazardous Area Certified Probe
  • Probe Type: 3300 XL 8mm with CSA/ATEX/IECEx certifications
  • Certifications:
    • CSA Class I Div 1 Groups C/D
    • ATEX Zone 1 (II 2G Ex ia IIC T4)
    • IECEx Ex ia IIC T4 Ga
  • Temperature Range:
    • Operational: -50°C to +85°C (-58°F to +185°F)
    • Storage: -60°C to +100°C (-76°F to +212°F)
  • Target Materials: Carbon Steel (SAE 1045+), Stainless Steel 316L
• 05 – Short-Length Industrial Cable
  • Length: 0.5m (20″)
  • Construction:
    • Triple shielding (Foil + Braid + Drain)
    • Outer Jacket: Oil-resistant TPE (UL 94 V-0)
  • Electrical Ratings:
    • Voltage: 600V AC/DC
    • Flex Life: 10 million bends (IEC 61076-2-104)
• 20 – Extended Standoff Adapter
  • Dimensions: 2.0″ (50.8mm)
  • Material: 304 Stainless Steel
  • Surface Finish: 16μin Ra electropolished
  • Mechanical Specs:
    • Torque Range: 35-45 Nm (26-33 lb-ft)
    • Anti-Galling Treatment: Nickel-based coating
• 065 – Deep Penetration Configuration
  • Measurement Depth: 6.5″ (165mm) ±0.2″
  • Technical Requirements:
    • Dual Inconel 718 sleeve supports (included)
    • Alignment Tolerance: ±0.3° angular deviation
    • Counterbore Requirement: 0.4″ (10.16mm) minimum
• 03 – Connection System
  • Components:
    • 3/4-14 NPT Plug (316 Stainless Steel)
    • 3/4-14 to 1/2-14 Reducer (ASTM A182)
    • Universal Cable Seal Grip:
      • 1/8″ – 3/16″
      • 1/4″ – 5/16″
      • 5/16″ – 3/8″
  • Pressure Rating: 2,000 PSI (138 bar) @ 80°C
• 02 – Mounting Interface
  • Thread Specification: 3/4-14 NPT per ASME B1.20.1
  • Material Compatibility:
    • Aluminum Housing (6061-T6)
    • 304 Stainless Steel Sleeve

Technical Specifications

• Electrical Performance
  • Output Signal: 4-20mA + HART® 7.5
  • Frequency Response: 0.1Hz–25kHz (±1.8dB)
  • Linearity: ±0.15% of Full Scale Output (FSO)
  • Power Supply: 12-36VDC (Ex ia IIC T4 certified)
• Mechanical Resilience
  • Vibration Resistance: 12Grms (10-2000Hz per API 670)
  • Shock Survival: 75g (11ms half-sine, MIL-STD-810H)
  • Ingress Protection: IP68/IP69K dual rating
• Environmental Compliance
  • Material Certifications:
    • NACE MR0175 (Sulfide Stress Corrosion)
    • NORSOK M-630 (Marine Environments)
  • RoHS 3 (EU 2015/863) compliant

Industrial Application: Petrochemical Reactor Monitoring

• Real-time agitator shaft vibration analysis in ethylene production units
• Detection of bearing degradation with 3μm resolution
• Operation in corrosive atmospheres (H2S 500ppm, Cl⁻ 10,000ppm)
• Integration with DCS via MODBUS RTU for predictive maintenance

Certifications & Standards

• API 670 5th Edition (Annex B – Process Industry)
• IEC 60079-0:2017 Explosive Atmospheres
• ISO 13373-3:2015 Vibration Condition Monitoring
• 3-A Sanitary Standard 72-05 (Optional)

Industrial Automation Keywords:
Petrochemical vibration analysis, HART® 7.5 protocol, API 670 Annex B, NACE MR0175 compliant, predictive maintenance integration

Technical Support:
Contact sales@ubestplc.com for SIL2/3 loop validation and installation validation protocols.

Check official datasheet to know more detailed information: 21000- 24701- and 164818 Proximity Probe Housing Assemblies Datasheet

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