Bently Nevada

Bently Nevada 18745-04 7200 Series Proximitor

SKU 18745-04

In stock
  • 12-month warranty
  • Free returns within 30 days
  • Manufacturer: Bently Nevada

  • Product No.: 18745-04

  • Country of origin:United States

  • Product Type: Proximitor

  • Barcode: 8537101190

  • Payment: T/T, Western Union

  • Weight: 220g

  • Dimensions: 8cm x 2.8cm x 6cm

  • Shipping port: Xiamen

  • Warranty: 12 months

Description

The 18745-04 is a 7200 Series Proximitor sensor designed for non-contact eddy-current transducer systems. This specific configuration, denoted by Option 04, is calibrated for a combined probe and extension cable system length of 9 metres (29.6 feet). It functions by generating a radio frequency signal that is radiated through the probe tip to measure static and dynamic distances between the sensor and the observed target.

This Proximitor is a key component for machinery monitoring, commonly applied to measure shaft radial position, axial thrust position, and vibration on rotating and reciprocating equipment such as gas and steam turbines, compressors, pumps, and electric motors. It features a three-conductor, shielded cable interface for signal output and power supply, ensuring compatibility with 7200 Series monitoring systems and the ability to locate the sensor up to 1,000 feet from standard monitors without signal degradation.

Features

  • System configuration for 9 metre (29.6 feet) total length
  • Designed for 7200 Series 5 mm and 8 mm proximity transducer systems
  • Provides 80 mils (2 mm) of linear measuring range
  • Compatible with API 670 requirements for industrial machinery protection
  • Three-conductor, shielded cable interface for signal output and power input
  • Operating temperature range from -51 Celsius to +100 Celsius

Applications

  • Radial vibration monitoring for bearing condition analysis
  • Axial thrust position measurement to detect bearing wear
  • Rotor stability monitoring via shaft average radial position
  • Vibration amplitude and phase angle plotting for diagnostic analysis
  • Eccentricity measurement to monitor rotor bow

Ordering Information

Option Code on This SKU Description
Orderable Part Number 18745-04 7200 Series Proximitor
System Length 04 9 metre (29.6 feet) total system length

Technical Specifications

Manufacturer Bently Nevada
Part Number 18745-04
System Length 9 metres (29.6 feet)
Input Voltage -17.5 Vdc to -26 Vdc
Input Current 12 mA maximum
Operating Temperature -60 F to +212 F (-51 C to +100 C)
Linear Range 80 mils (2.0 mm)
Scale Factor 200 mV/mil (7.87 V/mm)
Frequency Response 0 to 10 kHz
Weight 0.22 kg (7.9 ounces)

Installation Guidelines

Ensure the Proximitor is mounted within a suitable 7200 Series housing. Use shielded, three-conductor cabling to maintain signal integrity between the Proximitor and the monitor. The sensor may be installed up to 1,000 feet from the monitor. Verify system length (probe plus extension cable) matches the 9-metre calibration of this 18745-04 unit. Ensure the probe and extension cable are secured using proper environmental protection, such as stainless steel armor, if the machinery environment involves physical abuse or chemicals.

FAQ

What does the 04 suffix represent in the 18745-04 part number?

The 04 option indicates that the Proximitor is factory-calibrated for a total combined probe and extension cable system length of 9 metres (29.6 feet).

Can the 18745-04 be used in a 5-metre system?

No, the 18745-04 is calibrated specifically for a 9-metre system. You must match the Proximitor calibration to the total system length of the installed probe and extension cable.

Is the 18745-04 compatible with non-7200 Series monitors?

The 7200 Series Proximitors are designed for use with 7200 Series monitoring systems. Compatibility with other Bently Nevada series should be verified against the specific monitor manual.

View all FAQs →

Product Documentation

Technical Datasheet (PDF) Complete specifications and technical drawings.

Technical Datasheet

Bently Nevada 18745-04 7200 Series Proximitor

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Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
United States

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