Allen Bradley 1794 IR8
Brand：Allen Bradley
Model：1794 IR8
Inventory situation: Goods are available in stock.
Product application scenarios
In manufacturing businesses, the 1794 IR8 is crucial to process stability. For example, in car assembly lines, it monitors welding robot temperatures to minimize overheating and guarantee uniform weld quality. In food and beverage production, the module monitors temperatures in pasteurization tanks and cold storage units, assisting in meeting high hygiene standards and extending product shelf life. Its compatibility with Allen Bradley's ControlLogix and CompactLogix systems enables simple integration into current automation configurations, lowering installation complexity.
The energy sector benefits from the 1794 IR8's capacity to withstand severe temperatures. It detects temperatures in steam turbines and generators in power plants to improve energy output and detect potential equipment faults. Solar farms and other renewable energy facilities utilize this module to monitor the temperature of inverters and batteries, ensuring effective energy conversion and storage. The 1794 IR8 supports the Common Industrial Protocol (CIP) and Modbus communication standards, allowing real-time data sharing between field equipment and central control systems.
Water treatment plants use the 1794 IR8 to manage pump stations and filtration systems. By measuring the temperature of water in pipes and treatment tanks, the module assists operators in detecting blockages or equipment faults early, reducing downtime and guaranteeing environmental compliance. Its small size and DIN rail mounting design make it simple to integrate into both new and retrofitted systems, making it an affordable choice for modernizing aging infrastructure.
Dimensions and Specifications
| Device Dimensions | 119 × 89 × 64 mm (W × H × D) |
| Weight | 0.95 lb (approx. 0.43 kg) |
| Power Supply Voltage | 24 V DC |
| Power Consumption | Maximum 1.5 W |
| Operating Temperature Range | -20 to 50 °C |
| Storage Temperature Range | -40 to 85 °C |
Product features
The Allen Bradley 1794 IR8 is a high-performance RTD input module intended for industrial temperature measurement and automation applications. This 8-channel module from the FLEX I/O family supports 2-wire or 3-wire RTD sensors, making it perfect for applications that require precise temperature monitoring in industries like as manufacturing, chemical processing, and energy production. It receives signals from platinum (Pt100, Pt200, Pt500, Pt1000), nickel (Ni100, Ni120, Ni200, Ni500), and copper (Cu10) RTDs and has a measuring range of -200°C to 850°C.
The key characteristics are 16-bit resolution for precise measurements and cold junction correction (0-70°C) to eliminate temperature inaccuracies. The module's self-diagnostic features identify RTD open circuits, short circuits, and overvoltage conditions (up to 35V DC continuous), ensuring dependable performance in severe settings. Its small size (119 × 89 × 64 mm) and DIN rail attachment make it easy to install in space-constrained control panels, while its durable construction allows it to operate at temperatures ranging from -40° to 70°C.
The 1794 IR8 runs on 24V DC power and smoothly interacts with Allen Bradley's ControlLogix and CompactLogix systems using ControlNet or EtherNet/IP protocols, allowing for real-time data exchange with PLCs and HMIs. It requires a compatible terminal base (e.g., 1794-TB3) for wiring and has hot-swappable functionality, which allows module replacement without system downtime. It complies with global industrial safety requirements, as certified by CSA, UL, and CE.
About Us
Shenzhen Chentuo Technology Co., Ltd.
Specializing in industrial automation control components and industrial touchscreens, our company has established a reputation for excellence over nearly a decade in the electronic components sector. With a proven track record of technical expertise and client-centric service, we have built long-term trust with customers worldwide.
Our mission is to empower industrial facilities with advanced automation solutions that maximize operational efficiency and profitability. Leveraging our in-house engineering team, we deliver end-to-end technical support-from system design and component selection to installation, commissioning, and ongoing operational support.
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