Product Details
Product Description
The Allen Bradley 440R-W23218 Guardmaster MSR320P is a modular safety relay designed for monitoring and controlling machine safety functions. Built for industrial environments, it provides dependable relay switching and integrates into safety systems requiring certified compliance. Its compact design and DIN rail mounting make installation straightforward, while its robust construction ensures long-term reliability.
Technical Specifications
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Manufacturer Allen Bradley
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Product Line Guardmaster Safety Relays
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Product Type Safety Relay Module
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Part Number 440R-W23218
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Relay Type MSR320P
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Category Safety Systems
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Subcategory Safety Relay
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Weight 0.75 lbs (0.34 kg)
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Mounting Style DIN rail
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Operation Modular monitoring safety relay
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Certifications UL, CE, CSA (legacy compliance)
Application Scenarios
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Machine safety monitoring in industrial automation systems
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Integration into modular Guardmaster relay networks
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Applications requiring certified safety relay modules for operator protection
FAQ
Q: What type of relay is the 440R-W23218? A: It is a Guardmaster MSR320P modular monitoring safety relay.
Q: How is the module installed? A: It is DIN rail mountable for easy integration into control panels.
Q: What is the weight of the unit? A: Approximately 0.75 lbs (0.34 kg).
Comparable Models
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440R-W23218: MSR320P modular safety relay (this model)
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440R-W23221: MSR330P safety relay with immediate output response
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440R-W22917: MSR127 dual-channel safety relay
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
Strategic Selection: Choosing the Right SCADA Software for Your PLC Project
In industrial automation, the SCADA (Supervisory Control and Data Acquisition) system acts as the bridge between raw machine data and actionable human intelligence. Selecting the incorrect software platform can lead to integration bottlenecks, scalability issues, and excessive long-term maintenance costs. As an automation consultant with 15 years of experience, I have guided many projects through the selection process. Below are the essential criteria for choosing a platform that ensures both performance and longevity.
Ensuring Operational Continuity: The Strategic Value of Redundant Automation Systems
In modern industrial landscapes, unplanned downtime is the ultimate adversary. For sectors relying on complex PLC and DCS architectures, a single hardware failure can trigger catastrophic production losses. Therefore, implementing redundant automation systems is no longer a luxury; it is a fundamental requirement for mission-critical operations. In this article, I analyze why redundancy remains the backbone of reliable industrial infrastructure.
Selecting the Right Cables for Industrial Automation: A Comprehensive Guide
Selecting the appropriate cabling infrastructure is critical for the success of any industrial automation project. Improper cable selection often leads to signal degradation, system instability, and costly downtime. As an automation engineer, I frequently see projects compromised by poor cabling choices in harsh industrial environments. This guide simplifies the complex landscape of cabling to help you make informed decisions for your PLC, DCS, and control systems.