Description
Bently Nevada 3300/48-02-01-00-00 Case Expansion Monitor
Configured for case expansion displacement acquisition in 3300 machinery protection architecture, the Bently Nevada 3300/48-02-01-00-00 (3300/48 Case Expansion Monitor) provides direct electrical conditioning of LVDT-based position signals within the Bently Nevada 3300 monitoring rack platform.
The module processes linear displacement feedback from case expansion transducers, converting raw LVDT excitation response into calibrated position values and relay-aligned alarm states.
Suffix Breakdown & Model Matrix
The 3300/48-02-01-00-00 identifier represents factory-defined configuration options for channel count, input type, approvals, and internal safety barrier selection. No further engineering decomposition is defined in the provided documentation.
Hardware Specifications
| Parameter |
Specification |
| ModelBrand |
Bently Nevada 3300/48-02-01-00-00 |
| Origin |
USA |
| Dimensions |
Not specified (3300 rack-mounted module form factor) |
| OperatingTemp |
-20 degC to +65 degC |
| PowerConsumption |
Not specified |
| Input Type |
LVDT (Linear Variable Differential Transformer) |
| Channels |
Dual channel |
| Output Signal |
4-20 mA per channel |
| Alarm Outputs |
Alert and Danger relay contacts per channel |
| System Integration |
Bently Nevada 3300 rack backplane |
| Signal Conditioning |
LVDT excitation and demodulation |
Bently Nevada Eddy Current Signal Conditioning Behavior
The module is designed for LVDT-based case expansion measurement chains, where excitation integrity and linear displacement tracking depend on stable demodulation of induced secondary coil voltage. Within the 3300 architecture, signal integrity is maintained through controlled excitation reference stability and backplane synchronized processing. Cross-channel interaction suppression is applied at the rack integration level to reduce measurement interference during transient thermal expansion conditions.
Frequently Asked Questions
Q: Can the module operate in hot-swap conditions within the 3300 rack?
A: The 3300 series architecture supports module replacement with system power considerations. Signal channels should be stabilized prior to removal to avoid transient alarm state propagation.
Q: Does each channel provide independent scaling for LVDT input?
A: Yes. Each channel processes LVDT input independently with separate demodulation and alarm threshold configuration.
Q: Is backplane communication shared between channels?
A: Channel processing is isolated at the signal conditioning stage, while backplane communication is shared for rack-level power and data distribution.
Field Installation Guidelines
The module shall be installed into a compatible Bently Nevada 3300 rack slot with correct alignment of backplane connectors. LVDT wiring must maintain shield continuity to the designated ground reference point to minimize induced noise coupling. Signal cabling should be routed away from high energy switching conductors to reduce electromagnetic interference. All terminal connections must maintain secure mechanical engagement to prevent micro-disconnection under vibration.
