Bently Nevada 133811-02 Temperature Monitor

Description

The Bently Nevada 133811-02 is the main monitor module for the 3500/61 Temperature Monitoring System. It provides six independent channels for continuous temperature oversight of critical machinery components like bearings and motor windings. This module stands out by providing dedicated recorder outputs for each channel, allowing for seamless integration with external charting or data logging equipment.

Specifications

• Part Number: 133811-02 (Component of 3500/61 system)
• Number of Channels: Six channels of temperature monitoring.
• Input Compatibility: Accepts Resistance Temperature Detectors (RTD) and Thermocouples (TC).
• Power Consumption: 9 watts nominal.
• Accuracy: ±3°C at +25°C (+5.4°F at +77°F).
• Signal Resolution: 1°C or 1°F.
• Input Impedance: Greater than 10 MΩ for each lead input.
• Operating Temperature: -30°C to +65°C (-22°F to +150°F).
• Physical Weight: 0.91 kg (2.0 lbs).

Features

• Recorder Outputs: Provides independent 4-20 mA outputs for each of its six channels, facilitating long-term data recording.
• Dual-Voting Logic: Supports Triple Modular Redundant (TMR) configurations to prevent single-point failures in high-integrity applications.
• Configurable Alarms: Features software-programmable Alert and Danger setpoints for each individual channel.
• Comprehensive Self-Tests: Equipped with an "OK" LED and internal diagnostics to continuously monitor the health of the module and transducers.
• Flexible Input Mixing: The non-isolated I/O version allows for a mixture of TC and RTD inputs on the same module.
• Software Calibration: All configurations and range settings are handled via the 3500 Rack Configuration Software, requiring no manual hardware adjustments.