Bently Nevada 330903-00-12-05-02-CN NSv Probe

Bently Nevada 330903-00-12-05-02-CN 3300 NSv Proximity Probe

The Bently Nevada 330903-00-12-05-02-CN is a 3300 NSv Proximity Probe for rotating machinery monitoring. This probe features M8X1 thread without armor, 0 mm unthreaded length, 120 mm overall case, and 0.5 metre cable with ClickLoc connector and CN country-specific approvals.

Technical Specifications

• Part Number: 330903-00-12-05-02-CN
• Model: 3300 NSv Proximity Probe
• Manufacturer: Bently Nevada
• Condition: New & Original in Factory Packing
• Warranty: 12 Months Factory Warranty

Suffix Code Configuration

• Model: 330903 - 3300 NSv Probe, M8X1 thread, without armor
• Unthreaded Length: 00 - 0 mm
• Overall Case Length: 12 - 120 mm
• Total Length: 05 - 0.5 meter (20 inches)
• Connector & Cable: 02 - Miniature coaxial ClickLoc connector, standard cable
• Agency Approval: CN - Country Specific (China)

Probe Specifications

• Probe Diameter: 8 mm
• Mounting Thread: M8X1 without armor
• Unthreaded Length: 0 mm
• Overall Case Length: 120 mm
• Total Cable Length: 0.5 meter (20 inches)
• Probe Tip Material: Polyphenylene sulfide (PPS)
• Probe Case Material: AISI 304 stainless steel
• Probe Cable: 75 Ω coaxial, FEP insulated
• Probe DC Resistance: 4.0 ±0.5 Ω (center to outer conductor at 0.5m)

Electrical Specifications

• Supply Voltage: -24 Vdc nominal
• Linear Range: 1.5 mm (60 mils) from 0.25 to 1.75 mm (10 to 70 mils)
• Recommended Gap Setting: 1.0 mm (40 mils)
• Incremental Scale Factor (ISF): 7.87 V/mm (200 mV/mil) +12.5%/-20%
• Deviation from Best Fit Straight Line (DSL): Less than ±0.06 mm (±2.3 mils)
• Frequency Response: 0 to 10 kHz: +0, -3 dB typical
• Temperature Range (Operating/Storage): -52°C to +177°C (-62°F to +351°F)

Extension Cable Specifications

• Center Conductor Resistance: 0.220 Ω/m (0.067 Ω/ft)
• Shield Resistance: 0.066 Ω/m (0.020 Ω/ft)
• Capacitance: 69.9 pF/m (21.3 pF/ft) typical

Field Wiring Specifications

• Wire Size: 0.2 to 1.5 mm² (16 to 24 AWG)
• With Ferrules: 0.25 to 0.75 mm² (18 to 23 AWG)
• Cable Type: Three-conductor shielded triad recommended
• Maximum Length: 305 meters (1000 feet) between Proximitor and monitor

Mechanical Specifications

• Recommended Torque: Finger tight
• Maximum Torque: 0.56 N•m (5 in•lb)
• Probe Case Torque (Recommended): 5.1 N•m (45 in•lb)
• Probe Case Torque (Maximum): 7.3 N•m (65 in•lb)
• Maximum Thread Engagement: 12 mm for M8X1
• Minimum Bend Radius: 25.4 mm (1.0 in) with or without armor

Target Specifications

• Minimum Target Size (flat): 8.9 mm (0.35 in) diameter
• Recommended Minimum Target: 13 mm (0.5 in) diameter
• Axial measurements on shafts <13 mm may affect scale factor

Temperature Classification Schedule

• EPL Ga and Gc:
• T1: -55°C to +232°C
• T2: -55°C to +177°C
• T3: -55°C to +120°C
• T4: -55°C to +80°C
• T5: -55°C to +40°C
• EPL Dc:
• T280°C @ Ta -55°C to +232°C
• T225°C @ Ta -55°C to +177°C
• T170°C @ Ta -55°C to +120°C
• T130°C @ Ta -55°C to +80°C
• T105°C @ Ta -55°C to +100°C
• T90°C @ Ta -55°C to +40°C

Agency Approval

• CN: Country Specific (China) approvals

Key Features

• M8X1 mounting thread without armor
• 0 mm unthreaded length, 120 mm overall case
• 0.5 meter (20 inch) total cable length
• Miniature coaxial ClickLoc connector, standard cable
• CN country-specific approvals for China
• Increased chemical resistance vs 3300 RAM probe
• Superior side-view characteristics vs 3000-series 190 probe
• Mechanically/electrically compatible with previous 3300 RAM probes
• Viton O-ring pressure seal for differential pressure applications
• Wide operating temperature: -52°C to +177°C

Package Contents

• 1x Bently Nevada 330903-00-12-05-02-CN 3300 NSv Probe
• Connector protector installed
• Factory-sealed original packaging
• Ships via FedEx, UPS, or DHL

FAQ

• What is the full part number?
  330903-00-12-05-02-CN for 3300 NSv non-armored probe.
• What thread size is used?
  M8X1 without armor.
• What are the length options?
  0 mm unthreaded, 120 mm case, 0.5 meter total cable.
• What connector is included?
  Miniature coaxial ClickLoc connector with standard cable.
• What agency approval is included?
  CN country-specific for China.
• What is the linear range?
  1.5 mm (60 mils) from 0.25 to 1.75 mm.