Product Details
Overview
The 1794-OW8 is an 8-channel relay output module from Allen-Bradley’s FLEX I/O series. It provides reliable mechanical switching with high isolation and long contact life, ideal for industrial control applications.
Technical Specifications
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Manufacturer: Allen-Bradley
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Product Line: FLEX I/O
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Part Number: 1794-OW8
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Module Type: 8-Point Relay Output Module
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Built-in Load Capacity: 120 VA
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Minimum Contact Load: 100 µA @ 100 mV DC
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Flexbus Current: 35 mA @ 5 V DC
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Initial Contact Resistance: 30 mΩ
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Switching Frequency: Max 0.3 Hz (1 operation per 3 s at rated load)
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Contact Bounce Time: 1.2 ms (average)
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Expected Contact Life: 100,000 operations minimum at rated load
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Power Dissipation: 5.5 W
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Isolation Voltage: 250 V
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Weight: 2 kg
Features
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Supports 8 independent relay outputs
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High isolation ensures safe operation in industrial environments
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Compact design for FLEX I/O system integration
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Low power consumption and precise switching characteristics
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Long-lasting mechanical contacts suitable for frequent operation
Applications
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Discrete output control in automation systems
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Switching actuators, alarms, and indicator circuits
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Industrial process control requiring isolated relay outputs
FAQs
Q: What is the maximum switching frequency?
A: The maximum switching frequency is 1 operation per 3 seconds (0.3 Hz) at rated load.
Q: How long is the expected contact life?
A: Electrical contacts are rated for at least 100,000 operations at rated loads.
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.