Epro A6824R Modbus Communication Interface Module
$178.00
$390.00
Description
Product Description
The A6824R from Emerson EPRO is a dedicated communication and rack interface module designed for the AMS 6500 machinery protection system. It serves as the central data gateway, collecting real-time measurements and status information from all installed monitoring cards and transmitting them to higher-level control and supervision systems.
This module enables seamless integration with plant control architectures through both serial and Ethernet-based Modbus protocols. It ensures continuous availability of machine condition data such as vibration levels, shaft position, speed, and alarm states, supporting reliable decision-making in critical applications.
With support for redundant communication paths and hot-swappable functionality, the module is suitable for installations requiring high system uptime and compliance with API 670 standards.
Functional Overview
The A6824R aggregates process and diagnostic data from the AMS 6500 rack and distributes it via standard industrial communication protocols. It also provides auxiliary functions such as powering local displays and enabling rack-level diagnostics.
Core functions include:
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Centralized acquisition of monitoring data from all rack modules
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Transmission via Modbus RTU (RS-485) and Modbus TCP/IP (Ethernet)
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Support for redundant communication configurations
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Real-time status reporting including alarms and channel health
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Interface to DCS and SCADA platforms
Technical Specifications
General Information
| Parameter | Specification |
|---|---|
| Product Type | Communication & Rack Interface Module |
| Model | A6824R |
| Compatible System | AMS 6500 (IMR6500 rack) |
| Form Factor | 3U Eurocard |
| Width | 4 TE |
| Slot Requirement | 1 slot |
Communication Interfaces
| Parameter | Specification |
|---|---|
| Modbus RTU | RS-485, 19.2 kbaud, 8E1 format |
| Modbus TCP/IP | Ethernet RJ-45 |
| Ethernet Speed | 10Base-T / 10/100 Mbps |
| Default IP Address | 192.168.255.1 |
| Redundancy | Dual communication paths supported |
Electrical Characteristics
| Parameter | Specification |
|---|---|
| Supply Voltage | 24 V DC (via backplane) |
| Current Consumption | Approx. 250 mA |
| Power Source | Rack backplane |
Environmental Conditions
| Parameter | Specification |
|---|---|
| Operating Temperature | 0°C to +65°C |
| Storage Temperature | –30°C to +85°C |
| Humidity | 5–95% non-condensing |
| Vibration | IEC 68-2-6 compliant |
| Shock | IEC 68-2-29 compliant |
Mechanical Data
| Parameter | Specification |
|---|---|
| Width | 19.98 mm |
| Height | 128.4 mm |
| Depth | 160 mm |
| Weight | 0.35 kg |
| Protection | IP00 (module), IP21 (front panel) |
Key Characteristics
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Dual communication capability with Modbus RTU and TCP/IP
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Continuous real-time data transmission from all monitoring channels
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Redundant communication support for high-availability systems
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Integrated diagnostics for module health and system status
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Compact module width reduces rack space requirements
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Supports local display interface within the rack
Application Areas
The A6824R is used in machinery protection systems across industries where reliable data communication is critical:
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Steam and gas turbine monitoring systems
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Compressor and pump protection systems
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Power generation facilities
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Oil and gas processing plants
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Industrial rotating equipment diagnostics
Comparison with Similar Modules
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A6824: Typically supports single communication channel configurations
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A6824R: Adds redundancy and enhanced communication reliability
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Both integrate with AMS 6500 but differ in system availability features
FAQ
Q: What protocols are supported by this module?
A: It supports Modbus RTU over RS-485 and Modbus TCP/IP over Ethernet.
Q: Can the module be replaced without shutting down the system?
A: Yes, it is designed for hot-swapping in AMS 6500 racks.
Q: Does it support redundant communication?
A: Yes, dual communication paths can be configured for improved system availability.
Q: What type of data can be transmitted?
A: It transmits vibration, displacement, speed, alarm states, and diagnostic information from all rack modules.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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