BENTLY 1701/10 Programmable controller

Bently Nevada Vibration Monitoring Modules Overview

Bently Nevada, a Baker Hughes company, is a global leader in condition monitoring and protection solutions for rotating machinery. Their vibration monitoring modules are used for continuous monitoring of vibration levels and other critical parameters on essential machinery such as turbines, compressors, pumps, and motors. This provides early fault detection, diagnostic information, and machine protection.

Product Detailed Description

• Function:

• Receives signals from various vibration sensors (e.g., accelerometers, velocity sensors, and displacement sensors).

• Processes these signals to extract key vibration parameters (e.g., amplitude, frequency, and phase).

• Compares processed data against user-defined alarm thresholds.

• Generates alarms and trip signals when vibration levels exceed safe limits to protect machinery from damage.

• Transmits vibration data to condition monitoring systems or control systems for further analysis and trend tracking.

• Many modules offer advanced diagnostic capabilities such as waveform capture, spectrum analysis, and orbit plots.

• Features:

• Multi-channel configurations to monitor multiple vibration points simultaneously.

• Programmable input and output channels to accommodate different sensors and system requirements.

• Flexible alarm logic and configuration options.

• Powerful communication capabilities, supporting various industrial protocols (e.g., Modbus, Ethernet).

• Robust industrial design for harsh industrial environments.

• High reliability and accuracy.

Product Parameters

As Bently Nevada offers a wide variety of vibration monitoring modules, the following are some general parameters. Always refer to the official datasheet for the specific model:

• Number of Channels:

• Typically from 1 to multiple channels (e.g., 4-channel, 8-channel, 16-channel).

• Input Types:

• Configurable to accept signals from acceleration, velocity, or displacement sensors.

• Supports IEPE/ICP and non-IEPE/ICP sensors.

• Input Range:

• Varies depending on the model and configuration.

• Sampling Rate:

• Varies depending on the model and application requirements.

• Frequency Range:

• Varies depending on the model and sensor type.

• Accuracy:

• High-precision measurements.

• Alarm Relay Outputs:

• Typically provides multiple programmable alarm and trip relays.

• Analog Outputs:

• Provides analog signal outputs proportional to vibration levels.

• Communication Interfaces:

• Ethernet.

• RS-485 (Modbus RTU/TCP).

• Other industrial protocols (depending on the model).

• Power Supply:

• Typically 24 V DC.

• Ingress Protection (IP) Rating:

• Varies depending on the model.

• Ambient Temperature:

• Operating temperature range typically from -20 °C to +65 °C (varies by model).

• Mounting Style:

• Rack-mounted or stand-alone.

Product Advantages

• Early Fault Detection:

• Detects potential mechanical failures early by monitoring vibration trends, preventing catastrophic damage and unscheduled downtime.

• Machine Protection:

• Automatically triggers alarms and trips when vibration levels exceed safe limits, protecting machinery from damage.

• Improved Reliability and Availability:

• Increases machine reliability and availability through early intervention and preventative maintenance.

• Reduced Maintenance Costs:

• Enables condition-based maintenance, reducing unnecessary routine maintenance.

• Optimized Machine Performance:

• Provides diagnostic information to help optimize machine operating parameters and improve efficiency.

• Powerful Diagnostic Capabilities:

• Many modules offer advanced diagnostic tools to help analyze the causes of vibration.

• Easy Integration:

• Supports various communication protocols for easy integration into existing condition monitoring and control systems.

Precautions

• Correct Model Selection:

• Choose the appropriate module based on the type and criticality of the monitored machinery, operating speed, vibration characteristics, and required monitoring parameters and functions.

• Correct Sensor Installation:

• The installation location, orientation, and fastening method of the sensors are crucial for the accuracy of measurements. Follow Bently Nevada's sensor installation guidelines.

• Correct Wiring:

• Connect sensors, power supply, and signal lines correctly according to the wiring diagram, ensuring proper grounding.

• Parameter Configuration:

• Configure the monitoring module's parameters correctly according to the specific machine and application requirements, including sensor type, range, filter settings, and alarm thresholds.

• Alarm Settings:

• Set alarm levels and delay times appropriately to avoid false alarms and ensure timely response.

• Data Analysis and Trend Tracking:

• Regularly analyze vibration data and trends to identify problems early and perform predictive maintenance.

• Regular Maintenance:

• Periodically check the operating status and connections of the monitoring module to ensure proper functioning.

Product Applications

Bently Nevada vibration monitoring modules are widely used for the protection and condition monitoring of various rotating machinery, including but not limited to:

• Power Generation:

• Steam turbines, gas turbines, generators.

• Oil and Gas:

• Compressors, pumps, turboexpanders.

• Petrochemical:

• Compressors, pumps, fans.

• Pulp and Paper:

• Rolls, fans, pumps.

• Water Treatment:

• Pumps, blowers.

• Steel Industry:

• Fans, pumps, rolling mills.

• Cement Industry:

• Fans, mills.

• Other Heavy Industries:

• Various critical rotating equipment.

Shipping Port: Xiamen, China