1746-IV8 SLC 500 24VDC Input Module by Allen-Bradley

Product Overview

The 1746-IV8 is a 24VDC input module from Rockwell Automation. It belongs to the SLC 500 series. This module provides 8 source inputs. It operates on a 10-30 VDC voltage range. The nominal input current is 8 mA at 24V DC. This module has a signal delay of 8 ms for both ON and OFF states. It is designed for industrial control applications. The module ensures reliable data acquisition. It is a direct replacement for existing SLC 500 systems.

Application Scenarios

This input module works well in factory automation. It is used for monitoring sensor signals. Common applications include conveyor systems. It also fits packaging machinery. The module works with discrete sensors. It can read push buttons and limit switches. Use it in material handling systems. It is ideal for process control environments. The 1746-IV8 handles dry contact inputs. It also works with proximity sensors. This module is a core part of SLC 500 racks.

Technical Specifications

The module has a single group of 8 inputs. The off-state voltage is 5.0V DC maximum. The off-state current is 1 mA maximum. It draws 50 milliamps from the 5V backplane. The operating temperature range is 0 to +60 °C. Storage temperature is -40 to +85 °C. Relative humidity tolerance is 5 to 95 percent. The module is non-condensing. It weighs 0.3 kg. The part number is 1746-IV8. This unit is made in the US.

Installation & Maintenance Guide

Install the module into any SLC 500 chassis slot. Ensure the backplane power is off. Align the module with the guide rails. Push firmly until it locks. Connect field wiring to the terminal block. Use 24VDC power for inputs. Verify the voltage range is correct. Do not exceed 30 VDC. Check wiring for tight connections. Clean the module with a dry cloth. Replace the module if it shows damage. Test inputs after installation.

Packing List

One 1746-IV8 input module. One installation manual. No additional accessories are included. The module is packed in an anti-static bag. It ships in a cardboard box. We use Fedex, UPS, or DHL for shipping. The package is protected for transit.