Deep Analysis of Allen Bradley 1794-IE8B/A Flex I/O Analog Input Module
2025/ 05 / 19
Allen Bradley 1794-IE8B/A is a high-performance analog input module in the Flex I/O system under Rockwell Automation, designed specifically for industrial automation scenarios. As the core component of the Flex I/O product series, this module achieves high-precision acquisition of voltage/current signals through 8 single ended, non isolated, user configurable channels, and is widely used in fields such as process control, equipment monitoring, and data acquisition. 1、 Detailed explanation of core parameters ● Input channel and signal range Channel configuration: 8 single ended input channels, supporting mixed access of voltage and current signals. Signal type: Current input: 0-20mA, 4-20mA (industrial standard signal, suitable for sensor output). Voltage input: ± 10VDC, 0-10VDC (compatible with various process control signals). ● Resolution and accuracy resolving power: Unipolar mode: 12 bits (1/4096 full-scale resolution). Bipolar mode: 11 bits+sign bit (1/...