Model Number:1771-A3B/B
Module Type:Input/Output Chassis Assembly
Operating Temperature Range:-20°C to +60°C
Input Voltage Rating:120VAC/DC or 24VDC
Output Current Capacity:5A per channel
Number of Channels:16 Inputs, 16 Outputs
Connector Type:Terminal Block
Communication Protocol:Modbus RTU
Weight:1.5 kg
Dimensions (WxHxD):17.8 cm x 17.8 cm x 3.5 cm
The Allen-Bradley 1771-A3B/B I/O Chassis Assembly is engineered to provide seamless integration with Allen-Bradley PLC-5 systems, ensuring optimal performance and reliability in industrial automation environments.
Crafted from high-grade aluminum alloy, this I/O chassis assembly boasts exceptional durability, capable of enduring the harshest conditions without compromising on functionality or performance.
With its compact design measuring 10.5 inches x 5.5 inches x 1.2 inches and weighing just 0.8 pounds, it offers unparalleled flexibility for installation in space-constrained areas, making it an ideal choice for modern industrial setups.
Featuring an operating temperature range from -20°C to +70°C, this assembly ensures consistent performance under varying environmental conditions, supporting year-round operation in diverse locations.
Equipped with 8 inputs and 8 outputs, it supports a wide range of control applications, enabling precise monitoring and control of processes. Its compatibility with Modbus RTU and DeviceNet communication protocols facilitates seamless integration with existing industrial networks.
Certified by UL, CE, and CSA, the Allen-Bradley 1771-A3B/B I/O Chassis Assembly adheres to stringent safety and quality standards, providing peace of mind to users.

For more industrial automation solutions, visit World PLC.
Explore additional PLC products at Weikun Automation.
Looking for reliable industrial automation solutions? Our I/O offers superior performance, competitive pricing, and fast global shipping. Trusted by engineers worldwide for PLC, DCS, and motion control applications.
📦 Fast Delivery | 🔧 Technical Support | 💰 Best Price Guarantee
Contact us today for bulk pricing and availability. We stock major brands including Siemens, Allen-Bradley, ABB, Schneider, Mitsubishi, and more.
🔗 Visit World PLC for more automation products and solutions.
🔗 Explore Weikun Automation for additional industrial control equipment.










There are no reviews yet.