Allen-Bradley 1746-IV32 SLC 500 | 24V DC Control

Allen-Bradley 1746-IV32 SLC 500 Input Module | High-Density 24V DC Control

Product Overview

The Allen-Bradley 1746-IV32 is a digital input module. It is part of the SLC 500 series. This module offers thirty-two 24V DC input channels. It is perfect for high-density industrial applications. The module fits in one slot in any SLC 500 chassis. It ensures reliable performance in tough environments.

Detailed Technical Specifications

• Brand: Allen-Bradley (Rockwell Automation)
• Model: 1746-IV32
• Series: SLC 500
• Type: 24V DC Sinking Input Module
• Input Channels: 32 points
• Input Groups: 4 groups (8 points per common)
• Input Voltage Range: 15-30V DC (50°C), 15-26.4V DC (60°C)
• On-State Voltage Min: 15V DC
• Off-State Voltage Max: 5V DC
• Input Current: 5.1 mA @ 24V DC per point
• Response Time: ON: 3 ms max, OFF: 8 ms max
• Backplane Current: 50 mA @ 5V DC
• Power Dissipation: 0.25W total
• Isolation Voltage: 1500V AC for 1 minute (channel to backplane)
• Operating Temperature: 0 to 60°C (32 to 140°F)
• Storage Temperature: -40 to 85°C (-40 to 185°F)
• Humidity Rating: 5-95% non-condensing
• Vibration Immunity: 2.5G @ 57-200Hz
• Shock Immunity: 30G operational
• Certifications: UL, C-UL, CE, C-Tick

Frequently Asked Questions

• What is the difference between series A, B, C, and D? Series A-C have internal fusing per common. Series D has no internal fuses.
• Can I mix input types on one module? No, all 32 points are 24V DC sinking inputs.
• What is the maximum wire size for terminals? Use 14-18 AWG wire for best results.
• Is this module suitable for safety circuits? No, it is for standard control applications only.
• How do I troubleshoot a faulty input? Check the LED status first. Then verify voltage and wiring.