Description
BENTLY 133811-01 is a 6 – channel temperature monitoring module of the Bently Nevada 3500/60 series, dedicated to real – time and accurate temperature monitoring of rotating machinery and critical industrial equipment. As a core module for temperature – related condition monitoring, BENTLY 133811-01 can accept both Resistance Temperature Detector (RTD) and Thermocouple (TC) inputs, which enables it to flexibly adapt to different on – site temperature measurement needs. BENTLY 133811-01 is programmed via the 3500 Rack Configuration Software, and users can set alarm thresholds for each channel to realize early warning of abnormal temperature changes. It perfectly integrates with the Bently Nevada 3500 series monitoring racks, and its half – height form factor makes installation and configuration simple and fast. BENTLY 133811-01 has an operating temperature range of -30°C to +65°C, and its robust anti – interference design can ensure stable operation in harsh industrial environments such as petrochemical plants and power plants. With a measurement accuracy of ±0.1% of full scale and high input impedance (over 10 MΩ per lead), BENTLY 133811-01 is widely used in scenarios that demand precise temperature control and reliable condition monitoring.
Technical Parameters BENTLY 133811-01
| Parameter Item | Parameter Value |
|---|---|
| Product Type | 6 – channel Temperature Monitoring Module (BENTLY 133811-01) |
| Core Function | RTD/TC temperature signal acquisition, alarm threshold comparison, 3500 series rack integration |
| Input Type | RTD (Pt100, Pt1000) and Thermocouple (K, J, T, E, etc.) |
| Number of Channels | 6 independent temperature monitoring channels |
| Measurement Accuracy | ±0.1% of full scale |
| Input Impedance | >10 MΩ per lead input |
| Power Consumption | 9 watts |
| Form Factor | Half – height module, fits 3500 series standard racks |
| Operating Temperature | -30°C to +65°C (with Internal/External Termination I/O Modules) |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 5% – 95% (non – condensing) |
| Certifications | ATEX, IECEx compliant |
Advantages and Features BENTLY 133811-01
- Dual Sensor Compatibility: BENTLY 133811-01 supports both RTD and TC inputs, eliminating the need for additional adapter modules and reducing hardware costs for projects with mixed sensor types.
- High – Precision Monitoring: With ±0.1% full – scale accuracy and high input impedance, BENTLY 133811-01 can capture subtle temperature changes, providing a reliable basis for equipment condition diagnosis.
- Seamless 3500 Series Integration: Native compatibility with 3500 series racks and half – height design simplify on – site installation and commissioning, shortening the project deployment cycle.
- Harsh Environment Adaptability: The -30°C to +65°C operating temperature range and anti – interference design ensure that BENTLY 133811-01 can work stably in high – vibration and high – electromagnetic interference industrial sites.
Application Cases BENTLY 133811-01
- Steam Turbine Temperature Monitoring in Power Plant: A 600MW coal – fired power plant used BENTLY 133811-01 to monitor the bearing temperature of steam turbines. Its high accuracy helped detect a hidden bearing overheating fault in advance, avoiding an unplanned shutdown that could have cost more than $500,000.
- Petrochemical Compressor Condition Monitoring: A petrochemical enterprise deployed BENTLY 133811-01 in its centrifugal compressor temperature monitoring system. The module’s compatibility with both RTD and TC sensors adapted to the mixed sensor layout on site, reducing the system integration cost by 25%.
- Metallurgical Rolling Mill Temperature Control: A steel mill integrated BENTLY 133811-01 into its rolling mill bearing temperature monitoring system. Its stable operation in a high – dust and high – vibration environment reduced the false alarm rate of the monitoring system by 30%.
Competitor Comparison
| Feature | BENTLY 133811-01 | Siemens SITRANS T Temperature Module | Emerson CSI 6500 Temperature Input Module |
|---|---|---|---|
| Bently 3500 Series Compatibility | Native (plug – and – play) | Requires protocol converter | Needs interface adapter |
| Number of Channels | 6 (standard) | 4 (standard, expandable to 8) | 6 (standard) |
| Sensor Compatibility | RTD/TC (standard) | RTD (standard), TC (optional) | RTD/TC (standard) |
| Measurement Accuracy | ±0.1% of full scale | ±0.2% of full scale | ±0.15% of full scale |
| Operating Temperature Range | -30°C to +65°C | -20°C to +60°C | -25°C to +60°C |
| Price Range | Mid – High | High | High |
Selection Suggestions
- Choose BENTLY 133811-01 for Bently Nevada 3500 series monitoring systems that need to monitor 6 temperature points and use a mix of RTD and TC sensors.
- Prioritize BENTLY 133811-01 for projects in harsh industrial environments (-30°C to +65°C) that require high – precision temperature measurement and reliable alarm functions.
- Select BENTLY 133811-01 when upgrading the temperature monitoring part of the existing 3500 series racks to ensure seamless integration and reduce system transformation costs.
Precautions
- Use the 3500 Rack Configuration Software to correctly set the sensor type (RTD/TC) and alarm thresholds for each channel of BENTLY 133811-01 to avoid measurement errors and false alarms.
- Ensure that the wiring of BENTLY 133811-01 is correct and use shielded cables for signal lines to reduce electromagnetic interference and ensure measurement accuracy.
- Regularly calibrate BENTLY 133811-01 with standard temperature sources to maintain the ±0.1% full – scale measurement accuracy.
- Install BENTLY 133811-01 in the designated slot of the 3500 series rack and follow the correct power – on sequence to prevent module damage.
- Do not expose BENTLY 133811-01 to condensation – prone environments, as this may lead to short circuits and other failures of internal components.

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PLC : Allen Bradley , Siemens MOORE, GE FANUC , Schneider
DCS : ABB ,Honeywell, Invensys Triconex , Foxboro , Ovation,YOKOGAWA, Woodword, HIMA
TSI : Triconex , HIMA , Bently Nevada , ICS Triplex
Complete service we offer
Payment: T/T
Delivery: 1-2 days
Shipment: DHL UPS FedEx, etc
After-sales service: Yes, 24/7 hours
Email: sales@plcfcs.com
Phone:+86 15343416922
Wechat:+86 15343416922
PLC : Allen Bradley , Siemens MOORE, GE FANUC , Schneider
DCS : ABB ,Honeywell, Invensys Triconex , Foxboro , Ovation,YOKOGAWA, Woodword, HIMA
TSI : Triconex , HIMA , Bently Nevada , ICS Triplex
Complete service we offer
Payment: T/T
Delivery: 1-2 days
Shipment: DHL UPS FedEx, etc
After-sales service: Yes, 24/7 hours




Email: jiedong@sxrszdh.com
Phone / Wechat:+86 15340683922
Wechat:+86 15343416922