Overview

The Bently Nevada 1900/65A is an advanced general purpose equipment monitor designed for continuous monitoring and protection of industrial machinery. It offers exceptional reliability and precision in harsh industrial environments, enabling predictive maintenance and proactive issue resolution.

Key Features

• 24-bit ADC conversion for unparalleled measurement accuracy
• 4 configurable vibration/position/speed input channels
• 4 temperature input channels supporting various thermocouple types
• Configurable scale factors and full-scale ranges
• Independent alert and danger setpoints for each channel
• 200-entry event log for historical data analysis
• 6 programmable relay outputs for alarm and control functions
• 4 configurable 4-20 mA recorder outputs
• Modbus communication capabilities for system integration
• Extended operating temperature range: -40°C to +70°C

Specifications

Applications

The 1900/65A monitor is suitable for various industrial applications:

• Motor monitoring and protection
• Pump and compressor health monitoring
• Fans and blowers surveillance
• Gearbox condition monitoring
• Turbine auxiliary systems
• Generators and alternators
• Industrial machinery in manufacturing
• HVAC systems
• Water treatment facilities
• Chemical processing plants

Functional Capabilities

• Real-time Monitoring: Continuous monitoring of vibration, position, speed, and temperature
• Data Logging: 200-entry event log with time and date stamps
• Alarm Management: Configurable alert and danger setpoints with latching capabilities
• Communication: Modbus RTU protocol support for integration with DCS, SCADA, and PLC systems
• Configuration: User-friendly software for setting up monitor parameters and Modbus mapping
• Diagnostics: Internal OK checking with status indicators for system health
• Standalone Operation: Optional display/keypad for local monitoring and configuration
• Buffered Outputs: Dedicated buffered outputs for each transducer channel