Product Details
Product Description
The Allen Bradley 1440-REX03-04RG XM 442 Over Speed Relay Module is designed for machine protection and monitoring applications. This open-style, mountable relay module provides overspeed detection and relay output functionality, ensuring reliable integration into PLC-based control systems.
Technical Specifications
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Model Number: 1440-REX03-04RG
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Series: XM 442
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Type: Over Speed Relay Module
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Mounting Style: Open-style, panel mountable
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Category: PLC Module / Rack
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Weight: 0.42 lbs (≈ 0.19 kg)
Application Scenarios
This relay module is commonly used in turbine monitoring, rotating machinery protection, and critical overspeed detection systems. It integrates seamlessly with Allen Bradley PLCs for enhanced safety and control.
Comparison with Similar Modules
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1440-REX03-04RG: Dedicated overspeed relay, compact design, open-style mounting.
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Other XM series modules: Provide vibration monitoring, temperature sensing, or combined machine protection functions.
FAQ
Q: Can the 1440-REX03-04RG be used independently without a PLC? A: No, it is designed to work as part of a PLC-based control system.
Q: What is the primary function of this module? A: It provides overspeed detection and relay output for machine protection.
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
The Shift to Flexible IO Modules in Modern Industrial Automation
Traditional control systems rely on dedicated Input Output (IO) cards for industrial automation. Each conventional module processes a single signal type, such as Digital Input (DI), Digital Output (DO), Analog Input (AI), or Analog Output (AO). A standard 16-channel card accepts only one specific channel type across all ports. This inflexible hardware design often creates severe engineering bottlenecks during project execution. Engineers frequently must install entirely new cards to accommodate a single extra sensor. Consequently, late design changes increase control cabinet space requirements and drive up project costs.
DCS Commissioning Steps in Industrial Automation Projects
Commissioning a Distributed Control System (DCS) represents a crucial milestone when deploying modern process automation infrastructure. Field engineers must execute systematic verification steps to transition complex control hardware from static installation to dynamic plant control. Proper commissioning ensures that controllers, I/O modules, network switches, and HMI software operate in strict compliance with engineering design specifications before introducing live process fluids.
PLC and DCS Control System Spares Strategy: Engineering Guidelines
Modern factory automation relies on high-speed fiber optic backbones to link distributed control systems across noise-intensive industrial environments. Unlike copper wiring, optical fibers transmit data via light pulses, making them completely immune to electromagnetic interference (EMI). Field engineers must master optical cable joining and fusion splicing techniques to guarantee low-loss data transmission across critical Programmable Logic Controller (PLC) and Distributed Control System (DCS) nodes.