Description
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BrandEmerson
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ModelA6824R
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Product NameModbus and Rack Interface Module
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Place of OriginGermany
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HS Code8538909190
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Dimensions160 mm × 128.4 mm × 20 mm
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Weight320 g
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Operating Temperature0 °C ~ +65 °C
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Storage Temperature-40 °C ~ +85 °C
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Power Supply24VDC
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Warranty12 month
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Product StatusNew and original
Backed by abundant in-stock inventory and nearly 20 years of industry experience, our company stands as a leading player in the industrial control sector.We offer an extensive range of industrial control products covering numerous models. Should you have any other requirements, please feel free to contact us, and we will respond to you promptly.
Our main brand:
1.ABB's module cards, touch screens, controllers, etc., such as PP846 touch screen, IGCT starting with 5SHY, PM starting controller, AI, DO starting input/output module, SP starting Bailey module, etc
2.GE's module card CPUs, such as VMIC starter, IS200, IS215, IS400, IS420 series, etc,
3.Emerson's card components and EPRO probes, Westinghouse 1C series, Honeywell CC series, Schneider 140 series, Envision full series, Bentley 3500 series, Rexroth motors and drives, and Foxboro small modules.
Inputs
Backplane Rack Interface: Features a bidirectional communication bus to exchange real-time measurement data, alarm status information, and system configuration parameters with all AMS 6500 monitoring modules installed in the IMR6500 rack.
DC Power Input: Accepts 24 VDC power supply from the rack backplane chassis to sustain normal module operation.
Front-panel RS232 Port: Serves as a local access interface for on-site module parameter configuration, fault diagnosis and equipment debugging.
Outputs
Modbus TCP/IP Ethernet Output (RJ45 10BaseT): Transmits machinery monitoring data to external DCS, SCADA and upper computer systems through standard Modbus TCP protocol.
Modbus RTU Serial Output (RS485): Supports Modbus RTU serial communication to connect with external control devices, with a default baud rate of 19.2 kbps.
Local Display Interface Output: Provides power supply and real-time equipment operation data for the on-rack local operator display unit.
LED Status Indication Output: Equipped with front-panel LED indicators to visually display module power status, communication operating state and fault alarm conditions.

The Emerson A6824R functions as a rack communication gateway module within the AMS 6500 machinery protection system.
Dual Standard Modbus Communication Interfaces
It is fitted with an RJ45 Ethernet port for Modbus TCP/IP and an RS485 interface for Modbus RTU, facilitating flexible data connectivity with DCS, SCADA and supervisory monitoring systems.
Backplane Data Aggregation
It gathers measured values, alarm messages and status data from all monitoring modules housed in the IMR6500 rack through the internal backplane bus.
Local Debugging Interface
The front-panel RS232 port enables on-site parameter setup, module commissioning and troubleshooting.
Support for Rack-Mounted Local Display
It delivers power supply and real-time operational data to the operator display unit installed on the rack.
Clear Front-Panel LED Indicators
LED indicators visually present module power status, communication activity and hardware fault conditions for rapid field verification.
Hot-Swap Support
Modules can be replaced online without shutting down the entire rack, which enhances system maintainability.
Onboard Self-Diagnostic Function
It constantly monitors hardware operation and communication link quality, and generates alerts for communication breakdowns and internal anomalies.
Industrial-Grade Reliability
Engineered for prolonged continuous service in rotating machinery monitoring systems, it fits critical equipment protection applications complying with API 670 requirements.

Frequently Asked Questions (FAQ)
1.How fast will you reply to my inquiry?
We process all inquiries efficiently and will respond promptly once we receive your message.
2.Do you carry large inventory of industrial control parts?
We maintain massive ready stock of mainstream automation spare parts to shorten lead times.
3.Can you source discontinued or obsolete PLC & DCS modules?
Absolutely.
We specialize in sourcing hard-to-find, obsolete and out-of-production industrial control components.
4.Do you inspect goods before shipment?
Every product undergoes thorough inspection before packing and dispatch.
5.Can you ship orders worldwide?
We provide global shipping with flexible logistics for urgent and regular orders.
6.What payment methods are available?
We accept multiple secure payment options. Please contact our sales team for detailed terms