Bently Nevada 3500/42M 135489-03 | Seismic/Proximitor Monitor Module Quality Selection

Overview
The Bently Nevada 3500/42M (135489‑03) is a four‑channel seismic and proximity monitor module engineered for the 3500 machinery protection system. It processes inputs from proximity probes or seismic sensors, providing condition monitoring, threshold comparison and protective alert signals for rotating machinery systems.

General Information
Brand: Bently Nevada
Country of Origin: United States
Model: 3500/42M
Part Number: 135489‑03
Series: 3500 Machinery Protection System
Product Type: Seismic/Proximity Monitor Module
Application: Turbines, compressors, generators and other critical rotating equipment in industrial plants

Power Specifications
Supply Voltage: Supplied via the system rack backplane
Power Consumption: Approx. 7.7 W typical
Protection Features: Built‑in self‑test, channel fault monitoring, signal conditioning

Communication & Interface
Inputs: Supports proximity probes, seismic sensors, velocity/acceleration transducers
Channels: Four channels, configurable for functions such as radial vibration, thrust position, differential expansion or acceleration/velocity
Outputs: Buffered and conditioned signals available for recorder or controller linkage
Diagnostics: Health‑monitoring status indicators, bypass mode support, channel‑status LED indicators

Environmental
Operating Temperature: –20 °C to +65 °C
Storage Temperature: –40 °C to +85 °C
Humidity: Up to 95% RH, non‑condensing
Installation: Rack‑mounted inside industrial control cabinets; designed for heavy‑duty machinery protection environments

Dimensions & Weight
Dimensions (L × W × H): 241.3 × 24.4 × 163.1 mm
Weight: Approx. 0.46 kg

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