The Bently Nevada 1900/65A 167669-02 is a versatile, stand-alone Universal Device Monitor designed for continuous protection and monitoring of general-purpose machinery.It offers a cost-effective alternative to rack-based systems like the 3500 series, providing essential vibration, position, speed, and temperature monitoring for assets such as pumps, motors, and fans.
Specifications
Part Number:167669-02
Model Designation:1900/65A
Transducer Inputs:4 channels supporting 2- or 3-wire accelerometers, velocity sensors, or proximity probes.
Temperature Inputs:4 channels supporting Type E, J, K, and T thermocouples or 2/3-wire RTDs.
Relay Outputs:6 programmable SPDT relay outputs for Alert/Danger alarms and OK status.
Analog Outputs:4 configurable 4-20 mA recorder outputs for trend data.
Power Input:18 to 36 V DC (standard) or 110-220 V AC (with external supply).
Communication:Optional Modbus RTU/TCP via RS232/485 or Ethernet 10/100Base-T.
A/D Conversion:24-bit resolution for high-accuracy signal processing.
Features
Flexible Monitoring:Configurable channel types allow for simultaneous monitoring of vibration, axial position, gap, and rotational speed.
Stand-Alone Operation:Capable of independent machine protection without a host computer, featuring non-volatile memory for configuration storage.
Advanced Diagnostics:Includes dedicated buffered outputs for each transducer channel to allow easy connection to portable analysis instruments.
Signal Conditioning:Performs complex calculations on-board, including peak or RMS detection and selectable bandpass filtering.
Modbus Gateway:Provides a seamless interface to DCS, PLC, or SCADA systems for real-time status and static variable reporting.
Rugged Installation:Supports DIN rail or bulkhead mounting with optional NEMA 4X/IP66 weatherproof housings for harsh environments.
