330171-20-55-05-02-CN Bently Nevada 5mm Probe Specs

Bently Nevada 330171-20-55-05-02-CN: Precision 5mm Probe for Machinery Monitoring

Electrical and Mechanical Core Specifications

• Power requirement: -17.5 Vdc to -26 Vdc at 12 mA maximum consumption.
• Supply sensitivity: less than 2 mV output change per volt input change.
• Output resistance: 50 Ω standard.
• Probe DC resistance: 7.45 ± 0.50 Ω for the 0.5 meter cable length.
• Probe case material: AISI 304 stainless steel (SST).
• Probe tip material: Polyphenylene sulfide (PPS) for high durability.
• Thread type: 1/4-28 UNF, maximum thread engagement 0.375 inch.

Physical Dimensions and Cable Options

• 330171-20-55-05-02-CN uses unthreaded length option 20 = 2.0 inches.
• Overall case length option 55 = 5.5 inches.
• Total length option 05 = 0.5 meter (1.6 feet).
• Connector option 02: Miniature coaxial ClickLoc connector with standard cable.
• Agency approval option CN = country specific certification.
• Weight of the probe assembly: 0.323 Kg.

Environmental and Thermal Classifications

• Probe temperature range: -35°C to +177°C (-31°F to +351°F).
• Exposing probe below –34°C (-30°F) may damage the pressure seal.
• Temperature schedule for EPL Ga and Gc: T1 ambient -55°C to +232°C; T2 to +177°C; T3 to +120°C.
• For EPL Dc, temperature classes include T280°C, T225°C, T170°C based on ambient conditions.
• Probe cable uses 75 Ω triaxial FEP insulation, lengths available 0.5, 1, 2, 5, or 9 meters.
• Minimum cable bend radius: 25.4 mm (1.0 inch) to maintain signal integrity.

60 Hz Magnetic Field Immunity and Torque Guidelines

• System includes Bently Nevada 330171 probe and XL Proximitor Sensor.
• At 10 mil gap, output voltage change: XL Proximitor Sensor 0.0119, Probe 0.0004 mil pp/gauss.
• At 50 mil gap, XL Proximitor Sensor 0.0131, Probe 0.0014 mil pp/gauss.
• At 90 mil gap, values are 0.0133 (sensor) and 0.0045 (probe) mil pp/gauss.
• Recommended probe case torque: 5.1 N·m (45 in·lb), maximum 7.3 N·m (65 in·lb).
• Connector to connector torque: max 0.565 N·m (0.42 ft·lbf).
• For drilling a 1/4-28 mounting hole, use a #3 or larger tap drill.

Materials, Strength, and Connector Details

• Probe case material: AISI 303 or 304 stainless steel (SST).
• Connector material: gold-plated brass or gold-plated beryllium copper.
• Tensile strength: 222 N (50 lbf) from probe case to probe lead, and 222 N for probe lead to extension cable connectors.
• Maximum length of thread engagement for the 1/4-28 probe case is 0.375 inch.

Frequently Asked Questions (FAQ)

• Q: Is the Bently Nevada 330171-20-55-05-02-CN brand new and original?
  A: Yes, we always supply brand new and original Bently Nevada probes.
• Q: What stock availability do you have for this 5mm probe?
  A: We have the 330171 series in stock and ready to ship.
• Q: How long does delivery take after ordering?
  A: We ship within 5 days after order confirmation.
• Q: Which shipping carriers do you use?
  A: We use FedEx, UPS, and DHL for fast and reliable delivery.
• Q: What is the return policy for the 330171-20-55-05-02-CN probe?
  A: You can return items within 30 days from the delivery date.
• Q: Does operating voltage affect linear range?
  A: Operation above -23.5 Vdc will reduce linear range; use -24 Vdc for best results.
• Q: Can I use this probe below -35°C?
  A: The probe range starts at -35°C; lower temperatures may fail the pressure seal.

For any inquiries or orders, please contact us: sales@nex-auto.com or +86 153 9242 9628 (WhatsApp).

Partner NexAuto Technology Limited: https://www.nex-auto.com/