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The Bently Nevada 3500/50 (part number 133450-01) is a precision tachometer module designed to provide accurate rotational speed and acceleration monitoring within the 3500 Machinery Protection System. This module is essential for tracking shaft speed, determining machine state,...
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The Bently Nevada 3500/50 (part number 133450-01) is a precision tachometer module designed to provide accurate rotational speed and acceleration monitoring within the 3500 Machinery Protection System. This module is essential for tracking shaft speed, determining machine state, and facilitating trip logic for critical rotating equipment such as steam turbines, gas compressors, and large industrial motors. With its reliable signal processing, the 3500/50 ensures that speed-based safety setpoints are maintained, providing the high-fidelity data required to prevent operational hazards and minimize machine wear.
| Specification | Details |
|---|---|
| Model | 3500/50 |
| Part Number | 133450-01 |
| Module Type | Tachometer Module |
| Physical Dimensions | 55 mm x 23 mm x 119 mm |
| Weight | 0.4 kg |
| Compatibility | Bently Nevada 3500 Series Machinery Protection System |
| Application | Rotational speed and acceleration monitoring |
The 3500/50 tachometer module is built for continuous, high-availability monitoring. It processes input signals from speed transducers—such as magnetic pickups or proximity probes—and converts them into stable rotational speed values. Integration into the 3500 system allows this data to be shared across the rack's backplane for advanced alarm handling, trend analysis, and relay-based shutdown logic. Its compact design ensures efficient use of rack space in high-density industrial control cabinets.
A: Yes, the 3500/50 module is designed to operate in redundant pairs, allowing for seamless failover protection to maintain machinery monitoring integrity.
A: Its primary role is to process speed signals to trigger alerts or automatic shutdowns when equipment exceeds safe operational speed thresholds or experiences unexpected acceleration.
