Industrial Automation Co. is NOT an Authorized Rockwell Distributor - we have our own unique inventory and sourcing relationships. Review our Reseller notice, here.

The Allen-Bradley 1771-IL is an analog input module from the legacy PLC5 series, offering eight fully isolated differential input channels supporting a comprehensive range of voltage and current signals including -10 to +10V DC and -20 to +20mA. This module stands out for its 16-bit binary resolution over its full range, delivering high accuracy, with a typical voltage accuracy of 0.01% of the full-scale range and a current resolution of up to 0.1% at 25°C. Designed to handle demanding applications, the 1771-IL features essential functionalities such as integral open circuit detection, input overvoltage protection, and auto-calibration to ensure reliable and precise operation.