Product Introduction
The 3300/36 Dual Temperature Monitor is a module within the Bently Nevada 3300 series of online monitoring systems, designed to provide real-time monitoring of the temperature status of critical industrial equipment. This module is typically used for continuous monitoring of lubrication, bearings, motor housings or critical process temperatures in rotating machinery. It works in conjunction with monitoring modules for vibration, speed, and differential expansion, forming a comprehensive mechanical condition monitoring system.

Technical Specifications
|
Manufacture |
BENTLY NEVADA |
|
Model |
3300/36 |
|
Description |
Dual Temperature Monitor |
|
Origin |
USA |
|
Dimension |
16*10*5cm |
|
Weight |
1.0kg |
Value Highlights
• Enhance the operational safety of key equipment
By using the 3300/36 Dual Temperature Monitor for real-time monitoring of critical temperatures, engineers can promptly identify abnormal temperature changes, prevent overheating of the equipment or damage to the bearings, and thereby improve the overall operational safety.
• Reduce the risk of unplanned downtime
By continuously monitoring the temperatures of critical components, the 3300/36 Dual Temperature Monitor helps predict potential failures and take preventive maintenance measures in advance, thereby reducing the economic losses caused by unplanned downtime.
• The data can be used to optimize equipment maintenance strategies.
The 3300/36 Dual Temperature Monitor provides long-term stable temperature data, which can be used for trend analysis and life assessment, enabling the shift of equipment maintenance from passive response to proactive management.
• Adapt to complex industrial environments
This module can still operate stably in high-temperature, high-humidity, vibration or dust environments. The 3300/36 Dual Temperature Monitor is suitable for use in critical rotating machinery sites such as steam turbines, gas turbines, and generator sets.
Application scenario
• Online monitoring of bearing temperatures of steam turbines or gas turbines
• Monitoring of lubricating oil and winding temperatures of generator sets
• Temperature monitoring of key parts of industrial pumps or fans
• Temperature monitoring of critical points of high-temperature process pipelines and heat exchange systems
• Linked with other monitoring modules of the 3300 series, used for alarm, protection and operation optimization
Engineering FAQ
Q1: What types of temperatures can the 3300/36 Dual Temperature Monitor monitor simultaneously?
A: The 3300/36 Dual Temperature Monitor supports both thermocouples (TC) and resistance temperature detectors (RTD). It can monitor temperature changes at different physical locations or under different working conditions, such as the temperature of the bearing seat and the temperature of the lubricating oil.
Q2: Which industrial equipment is this module suitable for?
A: The 3300/36 Dual Temperature Monitor is widely used in steam turbines, gas turbines, power generators, industrial pumps, and critical fans, etc. It is particularly suitable for high-value rotating machinery that is sensitive to temperature.
Q3: Can the 3300/36 Dual Temperature Monitor work in conjunction with other 3300 series modules?
A: Yes, the 3300/36 Dual Temperature Monitor can be seamlessly integrated with modules such as vibration, speed, and differential expansion, forming a complete online condition monitoring system for rotating machinery and providing temperature data for alarm, interlock, and trend analysis.
Q4: Is this module suitable for long-term continuous operation?
A: The 3300/36 Dual Temperature Monitor is designed for 24/7 online monitoring and can operate stably for a long time in high-temperature, vibration and industrial environments, without the need for frequent maintenance.
Q5: How are temperature data applied to equipment maintenance and fault prevention?
A: The temperature data from the 3300/36 Dual Temperature Monitor can be used for trend analysis, life prediction, and preventive maintenance decisions, thereby reducing the risks of overheating of equipment, bearing damage, and unplanned downtime.
Q6: Does this module support remote monitoring or data collection?
A: Yes, the 3300/36 Dual Temperature Monitor can output standard signals through the 3300 series rack, and integrate with the upper-level DCS or PLC system to achieve remote monitoring and data recording.

| Application | Monitor | Datasheet |
| Relative Vibration using Proximity Probes |
3300/16 2-ch. XY/GAP 3300/61 2-ch. Vector4 |
141498-01 141517-01 |
| Axial Position | 3300/20 2-ch. Thrust Position | 141500-01 |
| Casing Velocity or Acceleration |
3300/17 2-ch. Vibration (Aeroderivative) 3300/25 2-ch.Accel eration (peak) 3300/26 2-ch. Accel eration (rms) 3300/55 2-ch. Veloc ity 3300/65 Dual Probe 3300/95 Filter Mod ule/Vibration Monitor (Aeroderivative)3 |
L3317 141501-01 141502-01 141516-01 141518-01 141523-01 |
| Temperature |
3300/30 6-ch. Tem perature (TC)3 3300/35 6-ch. Tem perature (RTD)3 3300/36 2-ch. Tem perature (TC/RTD) |
141503-01 141503-01 141504-01 |
| Differential Expansion / Case Expansion |
3300/45 2-ch. Differ ential Expansion 3300/46 Ramp Differ ential Expansion 3300/47 Complemen tary Input Differential Expansion 3300/48 Case Expansion |
141507-01 141508-01 41509-01 141510-01 |
| Tachometer |
3300/50 Speed, Zero Speed, Rotor Accel eration 3300/52 Reverse Rotation 3300/53 Overspeed Detection |
141512-01 141513-01 141514-01 |
| Reciprocating Compressors |
3300/75 8-ch. Valve Temperature3 3300/81 6-ch. Rod Drop3 |
141520-01 141521-01 |
| Rolling Element Bearings | 3300/54 2-ch. REBAM® | 141515-01 |
| Generic 4 to 20 mA or 1 to 5 Vdc signals | 3300/39 2-ch. Pro cess Variable | 141505-01 |
| Shaft Eccentricity | 3300/40 Eccentricity | 141506-01 |
| Valve Position | 3300/70 2-ch. Valve Position | 141519-01 |
| Diagnostics | 3300/04 4-ch. Trans ducer Output Panel 3300/90 Multi-Chan nel Diagnostic Instrument3,4 |
141491-01 141522-01 |













