Bently Nevada 3500 Machinery Protection System Position Monitor
The 3500/45 Position Monitor processes signals from the Bently Nevada 3300XL series of Proximitor transducers, Rotary Position Transducers (RPTs), and AC and DC Linear Variable Differential Transformers (LVDTs). The 3500/45 conditions the input and compares the conditioned signals with user-programmable alarms for Axial (thrust) Position, Differential Expansion (single ramp, dual ramp, or complementary), Case Expansion, and Valve Position. These key measurements are an integral part of the Bently Nevada Turbine Supervisory Instrumentation (TSI) suite of sensors for steam turbines.