Product Details
Product Description
The 1771-OFE1/B module from Allen-Bradley provides 4 isolated analog output channels for precise voltage control in PLC-5 systems. Each channel supports a variety of voltage ranges and delivers high-resolution 12-bit outputs. Designed for industrial applications, this module ensures accurate and reliable analog signaling with minimal delay and thermal dissipation.
Technical Specifications
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Manufacturer: Allen-Bradley
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Model Number: 1771-OFE1/B
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Product Type: Analog Output Module
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Series: PLC-5
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Number of Channels: 4 isolated differential (1000V)
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Output Signal Ranges: 1–5 VDC, 0–10 VDC, ±10 VDC
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Data Format: BCD or Natural Binary
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Module Resolution: 12 bits
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Accuracy: ±0.1% of full scale; ±½ LSD in BCD, ±½ LSB in Binary
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Converter Setting Time: 0.8 ms
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Internal Scan Rate: 8 ms
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Backplane Current: 1.5 mA
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Power Dissipation: 7.9 W
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Thermal Dissipation: 26.9 BTU/hr
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Typical DC Signal Delay (Off): 50 ms
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Typical AC Signal Delay (Off): 45 ±15 ms
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Compatible Chassis: Any 1771 I/O Chassis
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Mounting Type: Rack-Mountable
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Weight: 1.25 lbs (0.57 kg)
Key Features
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Four fully isolated analog output channels
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Multiple selectable voltage ranges for flexibility
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High-precision 12-bit resolution with BCD/Binary support
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Rapid conversion and scan rates for responsive control
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Reliable operation in standard 1771 PLC-5 chassis
Applications
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Industrial analog control and monitoring
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Signal output for process control systems
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Integration with PLC-5 analog input/output networks
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.