The Bently Nevada 21000-16-10-000-102-03-02, also cataloged as the 21000 Proximity Probe Housing Assemblies, operates as a dedicated hardware component for external mounting and environmental protection of proximity probes within Turbine Supervisory Instrumentation (TSI) systems. The hardware configuration enables mechanical encapsulation and external positioning of proximity transducers relative to internal rotating parts under direct operating pressures.

Suffix Array Breakdown

• 21000: Base Explosion-Proof Proximity Probe Housing Assembly.

• -16: Probe thread size option (3/8-24 UNF threads).

• -10: Conduit fitting option (Dual 1/2-14 NPT layout).

• -000: Material configuration option (Anodized aluminum main body housing).

• -102: Sleeve insertion length option (10.2 inches calibrated length).

• -03: O-ring compound classification (Fluorocarbon Viton seals).

• -02: Reverse-mount hardware inclusion kit.

Physical and Mechanical Data Table

Transducer Interface and Shaft Dynamics Calibration

The mechanical tracking of the 21000-16-10-000-102-03-02 housing supports linear eddy-current probe scaling metrics across standard ferromaterial alloys. By anchoring the internal 3/8-24 UNF probe securely to the machinery casing, the assembly dampens structural vibrations that would otherwise degrade dynamic rotor dynamics waveforms. Field groups execute gap voltage validation (-10 VDC targets) by manipulating the 10.2-inch internal adjustable sleeve without breaching the process fluid interface. This maintains loop signal clarity and avoids grounding offset degradation, satisfying cross-talk suppression requirements inside the corresponding 3500 rack monitoring channels.

Structural Clarifications

Q: How do the internal seals perform when exposed to synthetic lubricating fluids at elevated temperatures?

A: The -03 suffix specifies fluorocarbon Viton O-rings which retain cross-linked structural stability up to +150 deg C. This synthetic compound prevents hydrocarbon gas leakage and mist blow-by through the 10.2-inch sleeve column, keeping the external wiring junction dry.

Q: Does this housing permit probe replacement while the machine is at operating velocity?

A: Yes, the dual concentric Viton seal layout isolates the internal bearing block pressure during sleeve travel. Field technicians can unlock the collar and extract or replace the proximity probe without shutting down the asset or causing oil loss.

Q: What mechanism prevents local structural resonance from skewing vibration readings?

A: The thick-walled aluminum housing design paired with a heavy-duty compression locking nut provides rigid physical anchoring. This architecture shifts the assembly's natural mechanical frequency well outside the standard machine operating speeds, suppressing false vibration noise.

Mechanical Installation Protocol

Mount the primary housing base onto a flat, machined machine pad oriented perpendicular to the shaft centerline within 0.5 degrees. Install the 1/2-14 NPT conduit lines ensuring a minimum of 5 full threads of engagement to maintain hazardous area explosion-proof integrity. Coat the internal Viton seals with a thin layer of target lubricating oil before inserting the 10.2-inch sleeve to prevent edge marring. Once gap voltage validation achieves the target -10 VDC baseline, lock the external compression collar to the housing body using standard factory torque specifications.

Procurement Package Content

• 1 x Bently Nevada 21000 Machined Housing Outer Body

• 1 x 10.2-Inch Adjustable Probe Carrier Sleeve (3/8-24 UNF ready)

• 2 x Fluorocarbon Viton Internal O-Rings

• 1 x Reverse-Mount Industrial Hardware Kit

• 1 x External Aluminum Threaded Protection Cap

Dispatch and Transport Standards

Delivery time: 2-7 days when payment finish, routed via expedited global transport systems including DHL/FEDEX/UPS. All mechanical modules are packaged inside heavy-duty anti-static industrial packaging sheets and encased in form-fitted high-density polyethylene foam sleeves to protect the internal carrier sleeve surfaces and precision threads from transit damage.