Product Details
Product Description
The Allen Bradley 1794-IA16 is a FLEX I/O AC digital input module designed to handle 16 non-isolated input channels. It converts AC signals into logic-level inputs for distributed control systems. With DIN rail mounting, multiple terminal base compatibility, and integrated LED indicators for each channel, this module provides reliable input monitoring in industrial automation environments.
Technical Specifications
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Manufacturer Allen Bradley
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Product Line FLEX I/O 1794
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Product Type AC Digital Input Module
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Part Number 1794-IA16
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Weight 0.25 lbs (0.11 kg)
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Inputs 16 non-isolated channels
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Terminal Base Compatibility 1794-TB3, 1794-TB3S, 1794-TBN, 1794-TB3K, 1794-TB3SK, 1794-TBNK
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Keyswitch Position 8
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On-State Voltage Range 74–132 V AC
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Off-State Voltage (Max) 20 V AC
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On-State Current Min 5.49 mA, Max 14.81 mA
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Off-State Current Min 2.9 mA
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Nominal Input Current 12 mA @ 120 V AC
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Flexbus Current 20 mA
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Power Dissipation 6.4 W @ 132 V AC max
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Indicators 16 yellow LED status indicators
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Mounting Style DIN rail
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Enclosure Type Open-style (no housing)
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Wire Size Determined by installed terminal base (22–14 AWG typical)
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Operating Temperature 0–55 °C (32–131 °F)
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Storage Temperature –40–85 °C (–40–185 °F)
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Vibration Resistance 5 g @ 10–500 Hz
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Shock Resistance 30 g
Application Scenarios
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Monitoring AC input signals in distributed FLEX I/O systems
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Industrial automation requiring multiple input channels with LED diagnostics
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Control panels where compact DIN rail modules are preferred
FAQ
Q: How many input channels does the 1794-IA16 provide? A: It supports 16 non-isolated AC input channels.
Q: What voltage range is supported for ON-state detection? A: Between 74 V AC and 132 V AC.
Q: Does the module provide input status indication? A: Yes, each channel has a yellow LED indicator.
Comparable Models
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1794-IA16: 16-point AC input module (this model)
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1794-IB16: 16-point DC input module
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1794-IV16: 16-point DC voltage input module
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Evolving SCADA System Architectures in Industrial Automation
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Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.
Mastering PLC Power Supply Architectures and Operating Voltages
Selecting the correct operating voltage is a critical step in designing reliable industrial automation systems. Whether you are working with a compact PLC or a large-scale DCS, your power architecture dictates the system's longevity. In this guide, we explore the standard voltage ranges and power distribution strategies required to maintain stable factory automation operations.