Allen-Bradley 1794-IB16/A Flex I/O 16-Point Digital DC Input Module

🔧 Allen-Bradley 1794-IB16/A Flex I/O Digital Input Module – Precision Control for Industrial Automation

The Allen-Bradley 1794-IB16/A is a high-performance 16-point digital DC input module engineered for demanding industrial environments. Part of the renowned Flex I/O platform, this module delivers reliable signal acquisition for programmable logic controllers (PLCs) in manufacturing, process control, and machine automation applications.

⚙️ Technical Specifications

• Input Points: 16 discrete DC inputs
• Input Voltage Range: 10-30V DC (sinking/sourcing configurable)
• Input Current: 7 mA typical @ 24V DC
• Isolation: 500V AC optical isolation between field and backplane
• Response Time: Programmable from 0.5ms to 20ms
• Compatibility: ControlLogix, CompactLogix, FlexLogix systems
• Operating Temperature: 0°C to 60°C (32°F to 140°F)
• Certifications: UL, CE, CSA, ATEX Zone 2 approved

🏭 Application Scenarios

Manufacturing Lines: Monitor limit switches, proximity sensors, and photoelectric eyes across conveyor systems and robotic work cells for real-time production feedback.

Process Industries: Interface with field devices in oil & gas, chemical processing, and water treatment facilities where reliable signal integrity is mission-critical.

Machine Safety Systems: Integrate emergency stop circuits, safety interlocks, and guard door sensors with fast response times to protect personnel and equipment.

Building Automation: Collect status signals from HVAC systems, access control panels, and fire alarm networks in commercial facilities.

💡 Solutions & Benefits

✅ Hot-Swappable Design: Replace modules without powering down the system, minimizing downtime during maintenance.

✅ Diagnostic LEDs: Per-point status indicators accelerate troubleshooting and reduce mean time to repair (MTTR).

✅ Flexible Wiring: Removable terminal blocks support quick installation and field modifications without rewiring.

✅ Scalable Architecture: Expand I/O capacity seamlessly by adding modules to existing Flex I/O racks—no controller reprogramming required.

✅ Harsh Environment Protection: Conformal coating and robust construction withstand vibration, humidity, and electrical noise in industrial settings.

📦 What's Included

Each 1794-IB16/A module ships with removable terminal blocks, installation instructions, and compliance documentation. Compatible with standard 1794 mounting rails and power supplies (sold separately).

Upgrade your automation infrastructure with genuine Allen-Bradley components backed by Rockwell Automation's global support network.