1794-ASB/B
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Overview of Allen Bradley 1794-ASB
The Allen Bradley 1794-ASB is a Flex I/O 8-module input/output adapter designed for use in distributed industrial control systems. It serves as a communication and power interface, facilitating connection between up to eight Flex I/O modules and Remote I/O capable controllers. This adapter supports data transmission rates of 57.6, 115.2, and 230.4 kbps over the Remote I/O network. It operates on an input voltage range of 19.2 to 31.2 V DC and consumes approximately 7.9 Watts of power. The 1794-ASB is DIN rail mounted, compact in size, and engineered to assure reliable performance in industrial environments. It is suited for applications requiring modular and scalable I/O expansion with tight integration to Allen Bradley control platforms.Key Features of Allen Bradley 1794-ASB
- Supports up to 8 Flex I/O modules per adapter, enhancing system scalability
- Compatible with Remote I/O networks and controllers
- Communication speeds of 57.6, 115.2, and 230.4 kbps for flexible data throughput
- Operates within 19.2 to 31.2 V DC power input range
- Low power consumption of approximately 7.9 Watts supports energy efficiency
- DIN rail mounting for easy installation in industrial control panels
- Compact dimensions: 87 mm height, 68 mm width, and 69 mm depth
- Supports standard copper wiring, suitable for typical industrial wiring practices
- Designed for use in Pollution Degree 2 environments with IEC and UL certifications
Technical Specs of 1794-ASB
| Specification | Details |
|---|---|
| Input Voltage Range | 19.2 to 31.2 V DC |
| Power Consumption | 7.9 Watts (max) |
| Power Dissipation | 4.6 Watts |
| Communication Speed | 57.6, 115.2, 230.4 kbps |
| Module Capacity | Up to 8 Flex I/O modules |
| Mounting | DIN rail |
| Dimensions (HxWxD) | 87 mm x 68 mm x 69 mm (3.4 in x 2.7 in x 2.7 in) |
Applications / Use Case
The Allen Bradley 1794-ASB is ideal for expanding industrial control systems where flexible, modular I/O is required. It is commonly deployed in manufacturing automation, process control, and remote monitoring environments. By supporting multiple I/O modules on a single adapter, it enables centralized control of distributed devices such as sensors, actuators, and other field equipment. This adapter is frequently used in machines requiring precise I/O integration over Remote I/O networks, including packaging machinery, assembly lines, and batch process systems. Its robust design and standardized communication protocol also make it well-suited for upgrading legacy systems to newer Allen Bradley controllers without extensive rewiring.Related Resources
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