Description
Product Overview
The Bently Nevada 172109-01 Isolated Tip Thermocouple I/O Module is a temperature monitoring interface module designed for integration with Bently Nevada machinery protection and condition monitoring systems. The module provides isolated sensor input processing for thermocouple and RTD-based measurements in critical industrial equipment applications.
Designed for high-noise industrial environments, the 172109-01 incorporates isolated input circuitry to reduce electrical interference and improve signal integrity during temperature acquisition. The module is commonly deployed in turbine monitoring systems, compressor protection platforms, and rotating machinery diagnostic applications where stable temperature data is required for operational reliability.
The unit is compatible with Bently Nevada rack-based monitoring architectures and supports continuous thermal condition supervision across multiple measurement points.
Functional Characteristics
The 172109-01 module converts low-level temperature sensor signals into conditioned inputs suitable for machinery monitoring and protection systems.
Core operating features include:
-
Isolated thermocouple input processing
-
RTD sensor compatibility
-
Multi-channel temperature acquisition
-
Reduced electrical noise interference
-
External field termination support
-
Continuous signal integrity monitoring
-
High-accuracy temperature signal conditioning
-
Integration with rack-based protection systems
The isolated-tip design improves measurement stability in electrically noisy process environments such as turbines, generators, and heavy industrial machinery.
Supported Temperature Sensors
The module supports multiple industrial temperature sensing technologies used in condition monitoring systems.
RTD Compatibility
| Sensor Type |
Configuration Support |
| Pt100 Platinum RTD |
2-wire, 3-wire, 4-wire |
| Nickel RTD |
Supported |
| Copper RTD |
Supported |
Thermocouple Compatibility
| Thermocouple Type |
Typical Application |
| Type J |
Industrial Process Heating |
| Type K |
Turbine and Exhaust Monitoring |
| Type E |
Low-Level Signal Measurement |
| Type T |
Low Temperature Monitoring |
Automatic cold-junction compensation is applied for thermocouple signal accuracy.
Technical Specifications
| Parameter |
Specification |
| Model |
172109-01 |
| Product Type |
Isolated Tip TC I/O Module |
| Manufacturer |
Bently Nevada |
| Product Series |
3500 Series |
| System Compatibility |
TSI Monitoring Systems |
| Sensor Support |
RTD and Thermocouple |
| Isolation Type |
Isolated Tip Input Design |
| Termination Style |
External Termination |
| Communication Support |
Rack System Communication |
| Typical Applications |
Temperature Monitoring |
| Operating Condition |
New or Reconditioned Availability |
| Weight |
0.38 kg |
| Dimensions |
2.5 × 11 × 24 cm |
| Country of Origin |
USA |
| HS Code |
8537101190 |
The module is engineered for stable operation in industrial environments exposed to vibration, electromagnetic interference, and fluctuating thermal conditions.
Monitoring and Protection Functions
The 172109-01 supports machinery protection systems requiring accurate thermal condition monitoring for predictive maintenance and shutdown protection strategies.
Typical monitoring functions include:
-
Bearing metal temperature supervision
-
Turbine exhaust temperature monitoring
-
Generator winding thermal protection
-
Compressor casing temperature measurement
-
Process heater monitoring
-
Gearbox thermal condition analysis
-
Industrial motor temperature monitoring
By improving temperature signal quality and reducing interference, the module helps maintenance teams identify abnormal thermal behavior before equipment damage occurs.
Industrial Applications
The module is widely used in facilities operating critical rotating and thermal process equipment.
Common installation environments include:
-
Gas turbine control systems
-
Steam turbine monitoring platforms
-
Power generation facilities
-
Oil and gas processing plants
-
Petrochemical production units
-
Compressor stations
-
Heavy industrial machinery systems
The isolated architecture is particularly valuable in applications with high electromagnetic noise or long sensor cable runs.
FAQ
Q: What is the purpose of isolated-tip input design?
The isolated input architecture minimizes electrical noise and ground loop interference, improving measurement stability in industrial environments.
Q: Can the module support both RTD and thermocouple sensors?
Yes. The module is compatible with multiple RTD and thermocouple sensor types used in machinery monitoring systems.
Q: Is the module suitable for turbine applications?
The 172109-01 is commonly installed in turbine and compressor monitoring systems where accurate temperature acquisition is critical.
Q: Does the module operate independently?
No. The module is designed for integration within compatible Bently Nevada monitoring and protection platforms.
