Bently Nevada 3500 Series – Temperature / Mechanical Condition Monitoring Module
Part of the Bently Nevada 3500 Mechanical Condition Monitoring System, this module provides high-reliability temperature and condition signal acquisition for rotating machinery and auxiliary equipment, supporting flexible sensor configurations and system-level alarming.

Channel Configuration

Number of channels: 16 independent channels

Each channel supports independent input type configuration

Mixed sensor types are supported within the same module

Input Types

RTD inputs:

3-wire or 4-wire RTD

Supported types: Pt100, Ni120, etc.

Thermocouple (TC) inputs:

Isolated thermocouple inputs

Supported types: K, J, T, E, etc.

Measurement Range

RTD (Pt100): −200 °C to +700 °C

Thermocouple: −200 °C to +850 °C

Measurement Accuracy

RTD: ±0.1 °C (−100 °C to +200 °C)

Thermocouple: ±0.5 °C (0 °C to +400 °C)

Output & Communication

Analog output: 4–20 mA

Digital communication:

Modbus RTU

RS-485

Fully compatible with the 3500 system backplane and system bus

Power Requirements

Power supply: Provided by the 3500 system rack

Supply voltage: 48 VDC (rack backplane)

Module power consumption: ≤ 5 W

Alarm & Protection Functions

Programmable high / low alarm and danger setpoints for each channel

Supports:

System alarm logic

Relay output activation

Integration with 3500 protection and shutdown strategies

Environmental Specifications

Operating temperature: −30 °C to +65 °C

Storage temperature: −40 °C to +85 °C

BENTLY 3500/72M 140734-08 Recip Impulse Velocity Monitor

Mechanical Characteristics

Weight: Approx. 0.75 kg

Installation & System Integration

Installation method:

Standard Bently Nevada 3500 rack slot mounting

Supports TMR (Triple Modular Redundancy) configurations for high-availability applications