Product Overview

The Allen-Bradley 1794-IB32 is a Flex I/O DC input module. It features 32 current sinking input channels. This module accepts 24 VDC signals from field devices. It works with terminal bases like 1794-TB32. The module supports hot swapping under power. It is designed for distributed I/O systems.

Application Scenarios

This module connects pushbuttons and limit switches. It also links proximity sensors and relay contacts. It fits into industrial control networks. It works with Ethernet or ControlNet adapters. Use it in manufacturing and process automation.

Technical Specifications

Input voltage ranges from 19.2 to 31.2 VDC. On-state current is 2 to 6 mA. Off-state voltage is 5 VDC maximum. Off-state current is 1.5 mA maximum. Nominal input impedance is 22.2 kΩ. FlexBus current draws 30 mA at 5 VDC. Power dissipation is 6 Watts at 31.2 VDC. Thermal dissipation is 20.47 BTU/hr. Operating temperature is 0 to 55 °C. Storage temperature is -40 to 85 °C. Vibration rating is 5 g at 10 to 500 Hz. Operating shock is 30 g. Non-operating shock is 50 g. Relative humidity range is 5 to 95% non-condensing.

Installation & Maintenance Guide

Mount the module on a DIN rail. Use a compatible terminal base. Set the keyswitch to position 2. Connect field wiring per the base instructions. Check the 32 yellow LED indicators for channel status. The module allows removal and insertion under power. No enclosure rating is needed for open-style use.

Packing List

The package includes the 1794-IB32 module only. It may contain a quick start guide. No terminal base or adapter is included. Shipping is via FedEx, UPS, or DHL.