Product Overview

The Bently Nevada 991-25-50-03-05 Thrust Transmitter is a high-performance solution specifically designed for OEM applications in centrifugal air compressors, pumps, motors, and fans. This loop-powered, 2-wire transmitter converts signals from 3300 NSv proximity probes into a precise 4–20 mA output, ensuring seamless integration with existing machinery control systems. Its robust design allows it to operate reliably in demanding industrial environments, making it essential for accurate monitoring and protection of critical machinery.

Technical Specifications

• Model Number: 991-25-50-03-05

• Module Type: Thrust Transmitter

• Manufacturer: Bently Nevada

• Condition: Brand New

• Weight: 0.44 kg

• Dimensions: 7.3 cm x 5 cm x 10 cm

• Lead Time: In Stock

• HS CODE: 8537101190

• Product Origin: USA

• System Compatibility: TSI

• Communication Service: Ethernet Router

• Output Signal: 4–20 mA

• Power Supply: Loop-powered, 2-wire

• Compatibility: 3300 NSv proximity probes

• Humidity Rating: 100% condensing humidity

Model Code Breakdown

Analyzing the model number 991-25-50-03-05 provides valuable insights into its specifications and functionalities:

• 991: Indicates that this product belongs to the thrust transmitter series by Bently Nevada.

• 25: Represents a particular configuration within the thrust transmitter range, customized for specific applications.

• 50: Denotes the specific model version, optimized for enhanced performance in various environments.

• 03: Indicates refined features or functionalities that cater to the requirements of OEM applications.

• 05: May signify additional options or enhancements that support its adaptable use in industry settings.

Installation Recommendations and Wiring Guide

For optimal performance of the Bently Nevada 991-25-50-03-05 Thrust Transmitter, adhere to the following installation instructions:

1. Installation Location: Choose a location that minimizes exposure to excessive vibrations and enables easy access for maintenance.

2. Wiring: Ensure that the wiring for the loop-powered, 2-wire system is securely connected to prevent signal loss. Utilize appropriate shielding to minimize electrical noise interference.

3. Integration with Proximity Probes: Connect the transmitter to compatible 3300 NSv proximity probes for accurate signal conversion. Ensure all connections are tight to avoid signal errors.

4. Calibration and Testing: Use the test input pin for loop verification and ensure proper calibration during installation to maintain measurement accuracy.

FAQ

1. What is the primary function of the Bently Nevada 991-25-50-03-05?
   It serves as a thrust transmitter for converting proximity probe signals into a standardized output for machinery monitoring.

2. What are the dimensions and weight of the transmitter?
   The transmitter measures 7.3 cm x 5 cm x 10 cm and weighs approximately 0.44 kg.

3. Is it suitable for use in humid environments?
   Yes, it is designed to withstand 100% condensing humidity, making it ideal for harsh industrial settings.

4. What kind of output signal does this transmitter provide?
   It provides a 4–20 mA output signal compatible with various control systems.

5. How does this transmitter integrate with existing systems?
   It is designed for easy integration through standard mounting options and is compatible with various proximity probes.