21000-34-10-20-039-04-02 Proximity Probe Housing - Bently Nevada 8mm

21000-34-10-20-039-04-02 Proximity Probe Housing Assembly – Bently Nevada Full Configuration

Complete Technical Specifications – Full Model Breakdown

• Full Model Number: 21000-34-10-20-039-04-02
• Brand: Bently Nevada
• Series: 21000 Proximity Probe Housing Assemblies
• Probe Option (34): 3300 XL 8 mm probe with connector protector, selectable hazardous area approvals
• Probe Cable Length (10): 1.0 meter (39 inches) – integral armored cable
• Standoff Adapter (20): 2.0 inches length for correct probe gap setting
• Probe Penetration (039): 3.9 inches insertion depth into the housing
• Fitting Option (04): One 3/4-14 NPT plug only (conduit ready)
• Mounting Thread Option (-02): 3/4-14 NPT (required for this standoff adapter)
• Housing Material: Aluminum body with a 304 stainless steel sleeve
• Maximum (C)+(D) with visible probe label: 17.0 inches (43.18 cm)
• Maximum total (C)+(D) dimension: 32.9 inches (83.5 cm)
• Typical weight: 1.1 kg (2.4 lb) without conduit fittings
• Explosion-proof rating: CSA certified for hazardous areas when ordered with E:00, E:01, E:02, or E:04 options
• Enclosure certification: CSA Type 4 – water and dust resistant
• Standard compliance: API 670 for externally mounted proximity probe housings

Environmental & Performance Specifications

• Operating temperature range: -35°C to +85°C for the 21000-34-10-20-039-04-02 assembly
• Linear measurement range (probe): 2 mm (80 mils) with exceptional linearity
• Sensitivity: 7.87 V/mm (200 mV/mil) typical for precise displacement readings
• Resolution: Sub-micron resolution for critical machine protection
• Frequency response: 0 to 10 kHz (limited by probe driver, not housing)
• Hazardous area suitability: Use with intrinsically safe probes in explosive atmospheres
• Corrosion protection: 304 stainless steel sleeve resists moisture and chemicals
• EMI/RFI immunity: Built-in shielding ensures stable signal transmission
• Sealing integrity: O-rings plus thread seal prevent leakage at all connections
• Vibration resistance: Housing withstands high-frequency machine vibration without loosening

Complete Parts Included in This Assembly

• Dome cover that screws directly into the housing body
• Threaded ports for standard conduit connections (3/4-14 NPT)
• Probe sleeve with 3.9 inches penetration length
• O-rings for dust and moisture sealing
• Reverse mount 3300 XL 8 mm probe with connector protector
• Thread seal compound for fitting points
• One 3/4-14 NPT plug (fitting option 04)
• 2.0 inch standoff adapter (option 20)
• Integral 1.0 meter probe cable (option 10)

Installation Guidelines for 21000-34-10-20-039-04-02

• Verify your machine port matches the 3/4-14 NPT mounting thread (-02 option).
• Insert the probe sleeve until you reach exactly 3.9 inches probe penetration (039).
• Tighten the 2.0 inch standoff adapter (20) to set the correct probe gap.
• Apply thread sealant to all NPT connections before final tightening.
• Route the 1.0 meter cable (10) to your proximity system driver.
• Use explosion-proof conduit fittings for CSA hazardous area compliance.
• Do not exceed the maximum 32.9 inch (C)+(D) dimension during installation.
• Test probe clearance by rotating the shaft before securing the dome cover.
• Torque the dome cover to manufacturer specifications (do not overtighten).

Package Contents – Factory Sealed & Original

• One Bently Nevada 21000-34-10-20-039-04-02 housing assembly
• Pre-installed 3300 XL 8 mm probe with connector protector
• 1.0 meter integral probe cable (type 10)
• Aluminum housing body with 304 stainless steel sleeve
• Dome cover with pre-installed O-rings
• 2.0 inch standoff adapter (option 20)
• One 3/4-14 NPT plug (fitting option 04)
• Thread seal compound tube
• Installation instruction sheet

Frequently Asked Questions (FAQ) – Model 21000-34-10-20-039-04-02

• Is the 21000-34-10-20-039-04-02 brand new and original? Yes, every unit comes new and original in factory packing.
• Do you have this exact model in stock? We have 21000-34-10-20-039-04-02 in stock ready for immediate shipment.
• What is the shipping lead time? We dispatch all orders within 5 days after payment confirmation.
• Which carriers do you use for delivery? We ship via FedEx, UPS, or DHL for fast and tracked service.
• Is this assembly explosion-proof for hazardous areas? Yes, with CA version and options E:00/E:01/E:02/E:04, it gains CSA explosion-proof rating.
• Can I use this housing with an intrinsically safe probe? Yes, the 21000 aluminum housing supports intrinsically safe probe configurations.
• Does this model comply with API 670? Absolutely, the full 21000-34-10-20-039-04-02 meets API 670 Standard.
• What is the return policy for this assembly? We support 30-day returns for unused items in original packaging.
• What is the exact cable length on this model? The 10 option gives you a 1.0 meter (39 inch) probe cable.
• Can I replace the probe separately later? Yes, the 3300 XL 8 mm probe is removable and replaceable.
• Does this assembly include the required NPT plug? Yes, fitting option 04 provides one 3/4-14 NPT plug.
• What is the standoff adapter length on this configuration? Option 20 gives you a 2.0 inch standoff adapter.

Contact & Order Support

For inquiries or bulk orders of 21000-34-10-20-039-04-02, please contact us directly. sales@nex-auto.com or +86 153 9242 9628 (WhatsApp). Partner with NexAuto Technology Limited for genuine Bently Nevada components.