Allen-Bradley 1746-IB32 | SLC 500 32-Channel DC Digital Input Module

Overview:

The Allen-Bradley 1746-IB32 is a 32-channel DC digital input module, designed for use with SLC 500 programmable logic controllers (PLCs). This module supports 15-30V DC sinking inputs, making it ideal for industrial automation applications that require precise signal detection and processing.

With 8 input points per common, the 1746-IB32 provides efficient input grouping, reducing wiring complexity. It ensures fast signal response times with a maximum signal ON and OFF delay of 3ms, enhancing the reliability of real-time control systems.

Key Features:

• 32 Digital Inputs – Supports sinking (negative logic) configurations
• Operating Voltage Range: 15-30V DC (50°C), 15-26.4V DC (60°C)
• 8 Points Per Common – Provides efficient input grouping
• Backplane Current Draw: 50mA @ 5V DC
• Max Off-State Input Voltage: 5.0V DC
• Nominal Input Current: 5.1mA @ 24V DC
• Max Off-State Input Current: 1.5mA
• Fast Response Time: Max Signal ON/OFF Delay: 3ms
• Seamless Integration with SLC 500 Systems

Technical Specifications:

• Model: 1746-IB32
• Controller Compatibility: SLC 500 PLCs
• Number of Inputs: 32 (DC Digital Sinking)
• Operating Voltage Range: 15-30V DC (50°C), 15-26.4V DC (60°C)
• Backplane Current Draw: 50mA @ 5V DC
• Input Common Configuration: 8 Points per Common
• Max Off-State Input Voltage: 5.0V DC
• Nominal Input Current: 5.1mA @ 24V DC
• Max Off-State Input Current: 1.5mA
• Signal Response Time: 3ms (ON/OFF delay)
• Mounting Type: SLC 500 Chassis

Applications:

• Factory Automation – Provides real-time digital input signal processing
• Machine Control Systems – Ensures efficient industrial process monitoring
• Distributed Control Systems (DCS) – Supports reliable signal acquisition
• SCADA & Industrial I/O Systems – Enables seamless remote monitoring

Why Choose the Allen-Bradley 1746-IB32?

The Allen-Bradley 1746-IB32 SLC 500 Digital Input Module delivers high-speed, reliable signal detection, efficient DC sinking input configurations, and seamless integration with SLC 500 PLCs, making it an essential component for industrial automation systems.

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