Bently Nevada 133811-02 3500/61 Temperature Monitor

Overview

The Bently Nevada 133811-02 is a six-channel temperature monitoring module from the 3500/61 series. It supports both RTD and thermocouple (TC) inputs, delivering high accuracy and reliability. Designed for industrial environments, it helps users implement predictive maintenance and process control strategies. The module also provides advanced alarm handling and robust protection features.

Technical Specifications

Module Type: 3500/61 Temperature Monitor
Channels: 6 temperature input channels
Input Types:

• RTD: -200°C to +850°C

• Thermocouple (Types E, J, K, T, C, R, S, B): -200°C to +1500°C

Accuracy:

• General: ±0.25% of full scale

• Alarm: ±0.13% of the setpoint

Resolution: 0.1°C
Input Impedance: Greater than 10 MΩ per lead
Isolation (TC version): 250 Vdc channel-to-channel
Recorder Outputs: One output per channel

Alarm Setpoints:

• User-programmable Alert and Danger thresholds

• Adjustable from 0% to 100% of full-scale

• Supports over and under alarms

Protection Features:

• Reverse polarity

• Overvoltage

• Short circuit

Power Consumption: Approximately 9 watts

Operating Temperature:

• With I/O Modules: −30°C to +65°C

• With Internal Barrier I/O: 0°C to +65°C

Storage Temperature: −40°C to +85°C

Compliance: FCC Part 15 (EMI)

Physical Dimensions:

• Height: 241.3 mm (9.50 in)

• Width: 24.4 mm (0.96 in)

• Depth: 241.8 mm (9.52 in)

• Weight: 0.91 kg