Product Details
Product Description:
The 1771-OFE2 by Allen-Bradley is an analog output module designed for use with the PLC-5 series, offering four isolated (1000V) outputs. Each output supports a current range of 4-20 mA, making it ideal for precision analog control in industrial applications. This individually isolated module offers 12-bit digital resolution with Natural Binary or BDC scaling, ensuring accurate data transmission.
Key Features:
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Outputs: Four (4) isolated outputs, supporting 4-20 mA current range
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Resolution: 12-bit digital resolution for precise output control
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Power Dissipation: 7.9W maximum
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Current Range: 4-20 mA (DC output)
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Backplane Current: 1.5 mA at 5V DC
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Wiring Arm: Includes Cat. No. 1771-WC for easy wiring
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Module Location: Fits into a 1771 I/O chassis
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Coating: Conformal coat for added protection in harsh environments
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Mounting: Rack-mountable for easy integration
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Thermal Dissipation: 26.9 BTU/hr maximum
This module is specifically designed for environments requiring high isolation and dependable analog signal output, ideal for systems utilizing the PLC-5 series.
Specifications:
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Part Number: 1771-OFE2
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Power Dissipation: 7.9W
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Thermal Dissipation: 26.9 BTU/hr
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Current Range: 4-20 mA
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Module Width: Single-slot
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Data Format: BDC or Natural Binary Scaling
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
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Industrial automation systems rely heavily on Programmable Logic Controllers (PLCs) to maintain uninterrupted production. When a PLC unexpectedly shifts from Run to Stop mode, whole manufacturing lines stall.
As control systems evolve across modern factory automation, understanding the root causes of these interruptions helps engineers minimize costly downtime. This technical guide breaks down why PLCs trip into Stop mode and provides practical strategies to mitigate system faults.
Understanding Root Causes of Unplanned PLC Stop Mode in Industrial Automation
Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.
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