The device is a 4-channel displacement and vibration monitor, designed for compatibility with Bently Nevada proximity probes. It supports programmable alarm thresholds, enabling flexible configuration for different machinery protection requirements.
Equipped with a 24-bit analog-to-digital converter (ADC), the monitor provides high-precision signal processing and is capable of measuring:

Radial shaft displacement

Axial shaft displacement

Peak-to-peak vibration values

The system supports dual alarm levels (Alert and Danger), allowing early fault detection and graded response strategies.

Communication Capability

The monitor supports RS-485 communication and is compatible with the Modbus protocol, enabling seamless integration with DCS and PLC systems.
It supports data trending and diagnostic functions, providing valuable information for condition monitoring, fault analysis, and predictive maintenance strategies.

Power Supply Specifications

Multiple power supply options are available to suit different industrial environments:

115/230 VAC

24 V DC (depending on configuration)

The device is designed for industrial-grade operation with a wide operating temperature range of –40 °C to +70 °C, ensuring reliable performance in harsh environments.

Installation and Data Storage

The monitor supports 19-inch rack mounting, making it suitable for standard control room and cabinet installations.
It is capable of storing more than 100,000 data points, supporting long-term trend analysis and historical data review. The rugged design allows reliable operation in demanding industrial conditions.

Key Features and Applications
Core Value

The system enables real-time monitoring of critical rotating machinery parameters, such as shaft radial vibration and axial displacement. Through programmable alarm logic, it provides early warning of abnormal conditions, helping to:

Reduce unplanned shutdowns

Prevent catastrophic equipment failures

Improve overall equipment availability

Typical Applications

The monitor is widely used in turbine machinery protection and condition monitoring systems, particularly in industries such as:

Power generation

Petrochemical processing

Oil and gas production and refining

BENTLY 1900/65A 167699-02 General Purpose Equipment Monitor