Product Details
Overview
The 1785-MS from Allen-Bradley is an 8K RAM memory module designed for the SLC 500 series, providing reliable memory expansion for PLC applications. It enhances program storage and data handling capabilities, allowing engineers to run larger control programs and maintain efficient operations across multiple automation tasks. This module is fully compatible with standard SLC 500 backplanes and fits seamlessly into existing systems.
Technical Specifications
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Manufacturer: Allen-Bradley
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Product Line: SLC 500
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Part Number: 1785-MS
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Module Type: RAM Memory Module
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Memory Size: 8K Words (64 KB for program and data storage)
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Data Retention: Non-volatile memory, retains data without power
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Compatibility: Works with all SLC 500 series controllers
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Physical Dimensions: Standard SLC 500 module form factor (refer to datasheet for exact measurements)
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Operating Temperature Range: 0–60 °C (32–140 °F)
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Relative Humidity: 5%–95% (non-condensing)
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Power Supply: Draws power from SLC 500 backplane
Applications
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Expanding memory for SLC 500 PLCs
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Running larger programs with more I/O processing
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Industrial data logging and control storage
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Systems requiring non-volatile memory retention
FAQ
Q: Can 1785-MS retain data when power is off?
A: Yes, it uses non-volatile memory to maintain all program and data.
Q: Which controllers are compatible with 1785-MS?
A: Compatible with all SLC 500 series PLC controllers.
Q: How much program memory does it provide?
A: Offers 8K Words (64 KB) of memory for programs and data storage.
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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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.