The Bently Nevada 3300/50-02-01-00-00 is a single-channel tachometer module designed for the 3300 monitoring system. This unit provides critical speed measurement and monitoring capabilities, featuring dual setpoint alarms and a 4-20 mA output for integration into plant control systems. As a core component of the legacy 3300 series, it is engineered to deliver reliable rotational speed data for industrial rotating machinery.
Features
Single-channel speed monitoring configuration.
Dual setpoint functionality for alarm and trip logic.
Integrated 4-20 mA proportional output for external signal processing.
Standard 3300 series rack-mount design.
Engineered for continuous operation in demanding industrial environments.
Technical Specifications
Model Number
3300/50-02-01-00-00
Series
3300 Monitoring System
Device Type
Tachometer Module
Output Type
4-20 mA
Setpoint Configuration
Dual Setpoint
Channel Count
Single Channel
Weight
1.5 kg
Installation Guidelines
Ensure the 3300 rack power is disconnected before installing or removing the module to prevent electrical damage.
The module should be seated firmly into the designated rack slot to ensure proper backplane connection.
Use shielded cabling for all I/O and signal connections to minimize electromagnetic interference (EMI).
Maintain adequate ventilation around the rack assembly to prevent overheating of electronic components.
Verify that all field wiring is terminated according to the specific wiring diagram for the 3300/50 module configuration.
FAQ
Is this module still available from the manufacturer?
No, the 3300/50-02-01-00-00 has been discontinued by Bently Nevada. We provide this unit from our inventory as a reliable spare part option for existing legacy systems.
What is the primary function of the 4-20 mA output?
The 4-20 mA output provides a proportional signal representing the measured speed, which can be sent to a PLC, DCS, or data recorder for monitoring and control purposes.
