Product Details
Product Overview
The Allen-Bradley 1771-OW16 is a 16-channel digital contact output module designed for PLC 5 systems. It combines AC and DC relay capabilities with individually selectable outputs to provide precise control for high-demand automation applications. With a robust backplane current capacity, conformal coating protection, and reliable contact life, this module ensures long-term durability in industrial control environments. Compatible with 1771-A1B through A4B or later 1771 I/O chassis, it offers flexible installation options for rack-mounted setups.
Technical Specifications
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Manufacturer: Allen-Bradley (Rockwell Automation)
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Model Number: 1771-OW16
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Series: PLC 5
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Product Type: Digital Relay Contact Output Module
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Number of Outputs: 16 (8 normally open, 8 selectable)
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Module Location: 1771-A1B through A4B or later I/O chassis
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AC Operating Voltage: 24–250 VAC
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DC Operating Voltage: 24–150 VDC
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Maximum Continuous Current: 2 A per module (80 W DC max, 500 VA AC max)
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Backplane Current Draw: 1300 mA
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Contact Life: 300,000 operations
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Typical AC Signal Delay (OFF): 45 ± 15 ms
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Typical DC Signal Delay (OFF): 50 ms
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Bounce Time: 4 ms
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Mounting Type: Rack-mountable
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Wiring Arm: 1771-WN
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Coating: Conformal coat for environmental protection
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Weight: 0.91 kg (2.00 lbs)
Application Scenarios
The 1771-OW16 module is suitable for:
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Controlling AC or DC loads in PLC 5 automation systems
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Actuating relays, solenoids, and indicator devices
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High-reliability environments requiring long contact life and stable output
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Systems where rack-mounted I/O modules optimize space and wiring
FAQ
Q: Can this module handle both AC and DC devices?
A: Yes, it supports 24–250 VAC and 24–150 VDC loads.
Q: What is the expected contact life of the 1771-OW16?
A: The module is rated for approximately 300,000 operations under normal conditions.
Q: Which chassis is compatible with this output module?
A: It fits 1771-A1B through A4B or later PLC 5 I/O chassis.
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
Redundant Automation Systems: Ensuring Continuous Uptime in Critical Control Infrastructure
System reliability directly determines operational profitability across high stakes process industries. Modern industrial automation platforms must eliminate single points of failure to prevent catastrophic shutdowns. Deploying fault tolerant architecture safeguards complex facilities against unexpected hardware glitches, network disruptions, and maintenance outages.
Understanding Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.