Product Information: EMERSON A6824R

1. Main Technical Specifications

2. Product Features

• Plug-and-Play & Hot-Swappable: The modular design allows on-site replacement without powering off the system, reducing downtime.
• Modbus Communication: Compatible with the standard Modbus RTU protocol, facilitating integration with PLC, DCS, and SCADA systems.
• Wide Input Voltage Range: The 100-240 V AC range is compatible with power grids worldwide, simplifying on-site power distribution.
• High Reliability: Adopts industrial-grade components and is equipped with over-voltage, over-current, and short-circuit protection. It also supports dual-machine redundant power supply.
• Compact Size: DIN-rail mounted, it occupies little space and is suitable for dense cabinet layouts.
• Easy Maintenance: The module is equipped with status indicator lights. When used with Emerson PlantWeb Insight, it enables remote health monitoring and early warning.

3. Structure and Composition

• Housing: Made of metal or high-strength plastic to provide mechanical protection.
• Power Conversion Unit: Uses switch-mode power supply technology internally to convert AC to regulated DC.
• Communication Interface Board: Features an RS-485 interface and terminal resistors, supporting Modbus RTU.
• Output Terminal Block: 24 V DC output terminals, compatible with conventional on-site I/O wiring.
• Status Indicator Lights: Include power, communication, and fault indicators for quick on-site diagnosis.
• Heat Sink: Adopts a passive heat dissipation design to ensure thermal stability during long-term operation.

4. Installation and Maintenance Guidelines

Pre-Installation Inspection

1. Verify that the cabinet DIN-rail is intact and free from looseness.
2. Check if the input power voltage range matches the on-site power supply.

Wiring Guidelines

1. When using three-phase or single-phase wiring on the input side, ensure cables comply with the IEC 60364 standard.
2. Output terminals use screw crimping or spring clips to ensure reliable contact.
3. Modbus RS-485 uses differential wiring, and terminal resistors (120 Ω) should be installed at both ends of the link.

Commissioning Steps

1. After power-on, check the indicator lights: a lit power light and a blinking communication light indicate normal operation.
2. Use Emerson PlantWeb Insight or the corresponding DCS/PLC software to read the module status and verify the output voltage, power, and communication parameters.

Daily Maintenance

1. Inspect the tightness of wiring connections and terminal corrosion every 6 months.
2. Monitor the module’s health index via PlantWeb Insight and replace units that are about to fail in advance.
3. If over-current or over-voltage alarms occur, immediately check for abnormalities in the load or input power supply.

Replacement and Upgrade

1. When replacing the module via hot-swapping, first set the module to “Offline” or “Maintenance” mode in the control system to prevent misoperation.
2. For upgrading to higher power or dual-machine redundancy, additional backup modules of the same model can be directly added to the same cabinet to achieve seamless switching.

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If you would like to learn more about our products and services, please feel free to contact us at any time!

• Sales Manager : Jinny
• Email : sales5@xrjdcs.com
• Whatsapp/Mobile:+86 15359273791

Global renowned brand cooperation

ABB 丨 GE 丨Allen Bradley  丨  Honeywell 丨   Emerson  丨  Bently Nevada   丨 Westinghouse  

Triconex  丨   Foxboro 丨   ICS Triplex  丨  Hima  丨  Schneider 丨  Yokogawa  丨 Woodward

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About Us

• Expert Technical Backup: Our technical team boasts over 5 years of hands-on experience in industrial control fields, ready to deliver tailored technical solutions and real-time support for your projects.
• Competitive Pricing Advantage: By maintaining long-term strategic partnerships with top-tier suppliers, we cut down intermediate costs to offer you cost-effective quotes without compromising product quality.
• End-to-End Considerate Service: From pre-purchase product consultation and customization advice to in-sales order tracking and post-delivery usage guidance, we cover every step to solve your concerns in advance.
• Diversified Product Portfolio: We provide a full range of industrial control equipment, such as programmable logic controllers (PLCs), human-machine interfaces (HMIs), servo amplifiers, frequency converters, and matching accessories—fully meeting your one-stop procurement needs.

After-Sales Service Commitment

• We stand behind our products with all-round after-sales protection: including fast fault repair (average turnaround time within 3 working days), 7×12 hours technical hotline support, and free on-site operation training for bulk orders. This ensures your industrial control systems run smoothly at all times.
• Dependable Product Quality: We collaborate exclusively with well-recognized domestic and international industrial control brands, all of which have passed strict quality certifications (such as CE, ISO9001). Our products feature stable performance and ultra-low failure rates, laying a solid foundation for your production.
• Proactive Technical Assistance: Beyond troubleshooting, our team proactively shares industry-specific technical insights and product upgrade information, helping you optimize equipment performance and reduce maintenance costs.
• Flexible Pricing Options: For long-term cooperative clients or large-volume orders, we offer customized pricing packages (such as seasonal discounts, bulk purchase rebates) to bring more value to your business growth.
• Personalized Service Experience: We assign a dedicated account manager to each client, who tracks your product usage status regularly and responds to your needs within 24 hours—making your after-sales experience more efficient and personalized.