Description
- Model & Brand: Bently Nevada (Baker Hughes) / 3300 XL Series (Catalog No. 330194-15-23-10-00-00 / Extended Temperature Range Proximity Probe)
- Physical Dimensions: Standard M10 × 1 metric thread profile with 15 mm unthreaded length option, 230 mm case length format, and standard coaxial cable layout
- Estimated Shipping Weight: 0.29 kg (Packaged in multi-layer anti-static ESD shielding and structural foam crating)
- What’s in the Box: 330194 ETR proximity probe with integral coaxial cable, miniature ClickLoc connector, connector protector sleeve, and factory calibration verification sheet.
Industrial turbomachinery operating under high thermal stress—such as heavy steam turbine generator sets, high-pressure gas compressor casings, and specialized boiler feed pumps—requires non-contact sensors capable of maintaining structural stability and linear output across severe thermal gradients. System engineers integrate the Bently Nevada 330194 Extended Temperature Range (ETR) Proximity Probe directly into critical high-temperature machinery enclosures to measure radial vibration, shaft relative displacement, and axial thrust position (—which is vital for ensuring precise protection in hot zones where standard ambient probes suffer insulation breakdown, mechanical warping, or calibration drift).
Technicians must verify proper probe gapping (targeting −10 VDC static initial voltage) and ensure rigid mounting torques to withstand continuous thermal expansion cycles without mechanical loosening.
| Parameter | Value |
| System Platform | Bently Nevada 3300 XL 8 mm Extended Temperature Range (ETR) System |
| Transducer Type | Eddy-current non-contact high-temperature proximity probe |
| Probe Tip Material | Polyphenylene sulfide (PPS) high-temp engineered composite |
| Linear Range | 2.0 mm (80 mils) nominal linear operating range |
| Sensitivity | 7.87 V/mm (200 mV/mil) nominal scale factor |
| Operating Temperature | Up to +200°C (+392°F) continuous probe tip environment range |
| Cable Construction | High-temperature coaxial cable configuration with miniature ClickLoc connector |
Auditors inspecting high-temperature turbomachinery protection infrastructure demand rigorous documentation verifying electrical safety, thermal ruggedization, and hazardous area compliance.
- CE Mark: Confirms conformity with European Union directives covering electromagnetic compatibility (EMC) and low-voltage safety.
- cULus / CSA Listed: Validates North American standards for industrial and hazardous location deployment.
- ATEX / IECEx Approvals: Certified for operation in explosive gas atmospheres (Zone 0/1/2 hazardous zones).
- RoHS Compliance: Restricts hazardous chemical substances in electronic component manufacturing.
Compliance Note: Compliance with API 670 specifications ensures that high-temperature eddy-current transducer systems maintain precision linear scaling and thermal stability during severe operational transients. Verify specific hazardous area control drawings with Baker Hughes prior to plant audits.
Dormant high-temperature proximity probes stored in warehouse stockroom bins face terminal oxidation, micro-fractures in internal ceramic/cable bonds, and connector contamination if environmental parameters exceed limits.
Keep the probe assembly sealed tightly inside its original anti-static (ESD) moisture-barrier bag to safeguard the precision tip and coaxial connector pins from dust and static discharge. Maintain warehouse storage temperatures between -51°C and +105°C with relative humidity kept strictly below 95% non-condensing to prevent micro-corrosion on ClickLoc connector contacts. Ensure the hardware remains protected from heavy physical drop forces that could fracture the high-temperature probe tip.
Thread alignment and precise mechanical gapping dictate physical installation success on high-temperature machinery mounting brackets. Ensure all machinery rotation, high-pressure steam, and auxiliary energy sources are completely locked out (LOTO) prior to handling. Thread the M10×1 probe body into the bracket using proper locking nuts, adjust the air gap relative to the shaft target using a digital multimeter to read the target −10 VDC gap voltage, and torque locknuts securely to prevent loosening under thermal expansion.
- What is the correct HS Tariff Code for international customs clearance?Industrial monitoring instruments and vibration measuring transducers classify under harmonized code 9031.80.8085 (or regional equivalent 9031.80), though exact regional rulings should be verified with your broker.
- Does this ETR probe require a matching Proximitor sensor?Yes, the 330194 probe must be paired with a compatible 3300 XL ETR Proximitor sensor and extension cable calibrated specifically for extended temperature compensation.
- How does the Country of Origin (COO) impact global trade compliance?The verified COO dictates trade agreement qualification and must match commercial shipping paperwork to eliminate border customs clearance delays.
- Why is comprehensive transit insurance mandatory for this component?Delicate precision sensor tips, high-temperature coaxial cabling, and miniature ClickLoc connectors can suffer structural strain or internal micro-fractures under severe drop impacts during freight transit.
