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- Allen Bradley
- 1794SC-IRT8I
- ControlNet Flex I/O Adapter Module
- USA
- 94 mm × 94 mm × 69 mm
- 0.3kg
- Xiamen, China
- New & In Stock
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Industrial RTD Analog Input Module Technical Report
Model: 1794SC-IRT8I
1. Product Overview
The 1794SC-IRT8I is an industrial RTD analog input module designed for distributed temperature monitoring and process control applications.
This module is engineered to collect resistance temperature detector (RTD) input signals from industrial temperature sensors and transmit accurate temperature data to distributed automation systems.
The module supports high-precision temperature acquisition and is widely used in industries where accurate thermal monitoring is critical for production quality, equipment protection, and process stability.
Its compact modular design, stable analog processing capability, and industrial-grade environmental resistance make it suitable for harsh operating environments requiring continuous monitoring performance.
The 1794SC-IRT8I is commonly integrated into distributed I/O architectures where flexible installation, reliable signal acquisition, and scalable system expansion are required.
2. Brand Information
| Item | Details |
|---|---|
| Brand | Allen Bradley |
| Product Model | 1794SC-IRT8I |
| Product Type | RTD analog input module |
| Product Category | FLEX I/O specialty analog module |
| Main Function | Temperature signal acquisition |
| Installation Method | DIN rail mounting |
| Industry Application | Industrial automation and process control |
3. Product Series Information
The 1794SC-IRT8I belongs to the FLEX I/O distributed control series and specialty temperature monitoring module family.
This series is designed for modular automation systems that require distributed installation, flexible signal acquisition, and efficient field-level communication.
The FLEX I/O platform supports a broad range of digital, analog, communication, relay, and specialty modules that can be combined to create scalable industrial automation systems.
The specialty analog modules in this series are specifically optimized for high-accuracy process measurement applications such as temperature monitoring, analog instrumentation, and environmental sensing.
Key characteristics of the series include:
- Modular distributed architecture
- High signal precision
- Compact industrial design
- Strong anti-interference capability
- Flexible system expansion
- Easy maintenance and replacement
- Stable industrial communication capability
4. Product Introduction
The 1794SC-IRT8I is an 8-channel RTD input module designed to monitor temperature signals from industrial RTD sensors.
The module converts resistance-based temperature signals into digital process data for automation and control systems.
It is engineered to provide reliable temperature measurement in industrial applications requiring stable thermal monitoring and precise process regulation.
The module supports distributed installation within remote I/O systems, helping reduce field wiring complexity and improve system scalability.
Its rugged industrial design allows operation in environments exposed to vibration, electrical interference, temperature variation, and continuous-duty operating conditions.
The compact structure enables efficient cabinet installation while maintaining strong electrical and thermal performance.
5. Technical Parameters
| Parameter | Specification |
|---|---|
| Product Model | 1794SC-IRT8I |
| Module Type | RTD analog input module |
| Number of Channels | 8 RTD input channels |
| Sensor Compatibility | RTD temperature sensors |
| Input Signal Type | Resistance temperature input |
| Signal Conversion | High-precision analog-to-digital conversion |
| Measurement Accuracy | Industrial high-accuracy monitoring |
| Isolation Protection | Channel isolation supported |
| Data Communication | Distributed FLEX I/O architecture |
| Power Consumption | Low-power industrial design |
| Mounting Method | DIN rail mounting |
| Wiring Method | Removable terminal block |
| Operating Temperature | -20°C to +55°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5% to 95% non-condensing |
| Shock Resistance | Industrial shock-rated |
| Vibration Resistance | Industrial vibration-rated |
| Status Indicators | LED operating indicators |
| Housing Material | Industrial thermoplastic enclosure |
| Dimensions (L × W × H) | Approx. 94 mm × 94 mm × 69 mm |
| Weight | Approx. 0.30 kg |
6. Main Product Features
High-Precision Temperature Acquisition
The module is designed for accurate RTD signal monitoring and stable temperature measurement performance.
This helps improve process consistency and production reliability in industrial environments.
Multi-Channel Monitoring Capability
The 8-channel structure allows simultaneous monitoring of multiple temperature points within a single distributed I/O station.
This reduces hardware requirements and simplifies system integration.
Distributed Installation Architecture
The module supports distributed control system deployment, helping reduce long-distance wiring complexity and installation costs.
This improves overall system flexibility and maintainability.
Industrial Noise Resistance
The module is engineered with strong anti-interference capability to maintain stable signal acquisition in electrically noisy industrial environments.
This ensures reliable temperature monitoring under demanding operating conditions.
Compact Modular Design
The compact housing improves cabinet space utilization and supports efficient modular expansion of automation systems.
This makes the module suitable for installations with limited control panel space.
7. Product Advantages
| Advantage | Description |
|---|---|
| High Temperature Accuracy | Supports precise RTD monitoring |
| Multi-Channel Input Design | Monitors multiple sensors simultaneously |
| Excellent System Compatibility | Integrates with FLEX I/O systems |
| Compact Installation Structure | Saves control cabinet space |
| Reliable Industrial Performance | Suitable for harsh environments |
| Reduced Wiring Complexity | Distributed installation capability |
| Easy Maintenance | Modular replacement structure |
| Stable Signal Transmission | Reliable analog communication performance |
8. Product Applications
The 1794SC-IRT8I is widely used in industrial systems requiring accurate temperature monitoring and distributed analog acquisition capability.
Typical application areas include:
- Process automation systems
- Chemical production facilities
- Food and beverage processing plants
- Pharmaceutical manufacturing systems
- Water treatment stations
- Industrial furnace temperature monitoring
- HVAC automation systems
- Oil and gas processing facilities
- Energy management systems
- Industrial robotics applications
- Packaging and production machinery
- Environmental monitoring systems
The module is especially suitable for applications where thermal stability and precise process temperature control are critical.
9. Recommended Models (Same Series or Related Models)
| Model | Description | Function Type | Channels | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1794SC-IF8IU | Analog input module | Voltage/current input | 8 channels | 94 × 94 × 69 | 0.29 |
| 1794-IE8 | Standard analog input module | Analog signal input | 8 channels | 94 × 94 × 69 | 0.28 |
| 1794-OE4 | Analog output module | Analog output | 4 channels | 94 × 94 × 69 | 0.27 |
| 1794-AENTR | Ethernet communication adapter | Communication module | Dual Ethernet ports | 94 × 94 × 69 | 0.30 |
| 1794-IB16 | Digital input module | Digital input | 16 channels | 94 × 94 × 69 | 0.24 |
10. Recommended Popular Models (Same Brand)
| Model | Description | Product Type | Main Application | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1756-IRT8I | RTD analog input module | Temperature monitoring module | Process control systems | 145 × 105 × 35 | 0.36 |
| 1756-EN2TR | Ethernet communication module | Industrial network module | Ethernet communication systems | 145 × 105 × 35 | 0.31 |
| 1769-L33ER | Compact PLC controller | Automation controller | Machine automation systems | 118 × 87 × 87 | 0.35 |
| 1734-IE8C | Compact analog input module | Analog monitoring module | Distributed process monitoring | 56 × 12 × 75 | 0.11 |
| 1606-XLS240E | Industrial DIN rail power supply | Power module | Control cabinet systems | 123 × 50 × 120 | 0.70 |
11. System Integration Characteristics
The 1794SC-IRT8I is designed for seamless integration into distributed industrial automation systems.
It can operate alongside digital modules, analog modules, communication adapters, relay modules, and power supply units within the same FLEX I/O architecture.
The distributed modular structure allows system engineers to expand temperature monitoring capability efficiently without major redesign of the control system.
Its compatibility with industrial RTD sensors and remote I/O systems makes it suitable for centralized process automation as well as remote equipment monitoring applications.
12. Conclusion
The 1794SC-IRT8I is a high-precision industrial RTD analog input module designed for distributed automation systems requiring reliable temperature monitoring and stable process control performance.
Its multi-channel RTD capability, compact modular structure, strong environmental adaptability, and distributed system compatibility make it highly suitable for modern industrial applications.
The module is widely used in manufacturing, process control, environmental monitoring, and energy management systems where accurate thermal measurement and long-term operational reliability are essential.