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-IH is a robust digital DC input module featuring eight inputs and an operational voltage range of 24-50V DC, suitable for a variety of industrial applications. It operates within a voltage category of 10-60V DC sink, with nominal input currents of 8.4 mA at 24V DC and 20 mA at 48V DC, while maintaining a maximum on-state voltage of 10V DC and a maximum off-state current of 1 mA. Designed for efficient use, it includes eight red status indicators, is rack-mountable, and comes equipped with a 1771-WD wiring arm, ensuring easy installation and monitoring. The unit handles backplane currents of 74 mA at 5V DC and boasts an isolation voltage of 1500V AC RMS, with power dissipation ranging from 0.4 W to 8.1 W and a thermal dissipation range from 1.3 to 27.7 BTU/hr, ensuring reliable performance within its 0-60°C operating temperature range.