Product Details
Overview:
The Allen-Bradley 1771-OB is a highly reliable digital DC output module designed for use with PLC-5 systems. This 8-point output module is perfect for controlling various types of industrial equipment. It supports a voltage range of 10 to 60V DC and can handle a maximum continuous current of 8 Amperes across all outputs. The module is suitable for a variety of automation and control applications and features conformal coating for enhanced protection in harsh industrial environments.
Key Features:
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Module Type: Digital DC Output Module
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Outputs: 8 points
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Voltage Range: 10 to 60V DC, Source
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DC Operating Voltage: 10 to 27 Volts DC
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Maximum Current per Output: 1.5 Amps
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Maximum Continuous Current per Module: 8 Amps
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Backplane Current: 165 milliamps
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Data Format: BDC (Binary) or Natural Binary
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Typical Signal Delay:
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AC Signal (Off): 45 ms ± 15 ms
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DC Signal (Off): 50 ms
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Mounting: Rack-Mountable for easy integration into PLC-5 systems
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Wiring Arm: 1771-WH for ease of installation
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Coating: Conformal coat for durability in industrial environments
Applications:
The 1771-OB module is widely used in industrial automation systems for controlling actuators, relays, or any equipment requiring digital DC outputs. Its wide voltage and current handling capabilities make it ideal for use in control systems where reliability and flexibility are critical.
FAQ:
Q: What is the maximum current that can be drawn from each output?
A: Each output can handle a maximum continuous current of 1.5 Amps.
Q: What is the range of voltages supported by this module?
A: The module supports 10-60 Volts DC and operates within a 10-27 Volts DC range.
Q: Can this module be used with other PLC systems apart from Allen-Bradley?
A: This module is designed specifically for the PLC-5 series and is not compatible with other PLC systems.
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.