Emerson A6500-CC System Communication Card is a core communication and rack interface module of Emerson AMS 6500 ATG series, specially designed for the high-reliability monitoring and data transmission of critical rotating machinery in plants. As a machinery protection and monitoring component compliant with API 670, it can read the operating parameters of all AMS 6500 ATG modules and realize data output and connection with third-party systems via ModBus TCP/IP, ModBus RTU (serial) and OPC UA protocols. It also supports power supply for local graphic display and configuration of redundant communication paths. Widely applied to core equipment such as steam turbines, gas turbines, compressors and water turbines, it provides industrial automation control systems with seamlessly integrated capabilities for mechanical health parameter monitoring and data interaction.
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Core Functions and Positioning
The core value of the A6500-CC lies in building a communication bridge between the AMS 6500 ATG series and control systems, with its specific functions divided into four dimensions: data acquisition, protocol transmission, local support and system integration.Full-module Data Acquisition: It can read key parameters of all modules in the AMS 6500 ATG series in real time, including mechanical health data such as vibration, temperature and rotational speed, providing basic data support for subsequent monitoring and protection.Multi-protocol Data Transmission: It supports three mainstream industrial communication protocols to meet the connection requirements of different systems:
- ModBus TCP/IP: Realizes high-speed data transmission via Ethernet, adapted to industrial Ethernet environments.
- ModBus RTU (Serial): Based on the RS 485 interface and compliant with the EIA485 standard, suitable for serial communication scenarios.
- OPC UA: Specifically designed for third-party systems (e.g., MES, SCADA) to ensure cross-platform data compatibility.Local and Control End Support: On the one hand, it supplies power to the local graphic display of the protection rack, enabling on-site real-time reading of equipment and instrument data; on the other hand, it transmits mechanical health parameters to the control environment, helping operators achieve remote monitoring and seamless integration.Redundancy and Reliability Assurance: It supports the simultaneous activation of ModBus TCP/IP, ModBus RTU and OPC UA protocols to build redundant communication paths, avoiding data interruption caused by single path failure and adapting to the zero downtime requirement of critical equipment.
Technical Specifications and Parameters
1. Physical and Installation Specifications
- Module Dimensions: 3U specification, 1-slot plug-in design, compliant with the DIN 41494 standard PCB/EURO card format, with dimensions of 100×160mm (3.937×6.300in)
- Rack Slot: 3RU/4HP
- Weight: Approximately 170g (excluding packaging)
- Installation Features: Hot-swappable for easy maintenance and module replacement, no shutdown required for operation
2. Communication Interface Parameters
(1) Ethernet
- Connector Type: RJ45
- Data Rate: 10/100 Mbit
- Maximum Cable Length: 100m
- Voltage: 2V peak-to-peak
(2) RS 485 (ModBus RTU)
- Number of Buses: Up to 6 buses
- Data Rate: 9600 Baud or 19.2 k Baud
- Compliant Standard: EIA485 standard
- Voltage: 200mV peak-to-peak
- Rated Current: 1.6 mA
- Rated Power: 0.4 mW
(3) USB
- Interface Type: USB Type B
- Data Rate: 12 Mbit/s
- Isolation Feature: Interface grounded
3. Power Supply and Power Consumption
- Power Supply Source: Supplied by the AMS 6500 rack (supplemented in some documents as 24 VDC compatible)
- Maximum Power Consumption: 4W
- Rated Current (Ethernet): 100 mA
- Rated Power (Ethernet): 200 mW
4. Environmental Adaptability
- Operating Temperature: -20°C~70°C (-4°F~158°F) (forced cooling); -20°C~55°C (-4°F~131°F) (non-forced cooling)
- Storage Temperature: -40°C~85°C (-40°F~185°F)
- Relative Humidity: 5%~95% (non-condensing)
- Vibration Resistance: Compliant with IEC 60068-2-6 standard, 0.15mm amplitude at 10~55Hz, 20m/s² acceleration at 55~150Hz
- Contaminant Resistance: Compliant with ISA-S71.04-1985 Grade G3 air contaminant standard
- Protection Rating: IP20 (IEC 60529) for conformal coating
Model and Ordering Information
Emerson offers basic modules and supporting expansion components for the A6500-CC, with the core models as follows:
- A6500-CC: Basic system communication card supporting ModBus RTU/TCP and OPC UA protocols
- A6500-CC-P: Package product including the A6500-CC communication card and the A6500-PE predictive expansion license
- A6500-PE: AMS 6500 ATG predictive expansion license (single set)
- A6500-PER: AMS 6500 ATG redundant predictive expansion license (including 2 sets of A6500-PE)
- A6500-SD: System SD card for firmware upgrade, data backup and time synchronization
Typical Application Scenarios
As a core communication component of the AMS 6500 ATG series, the A6500-CC is mainly applied in protection and monitoring systems for critical rotating machinery in the industrial sector, with typical scenarios including:
- Power Industry: Transmission of vibration and temperature data for steam turbines and gas turbines, adapted for integration with DCS systems in power plants to enable remote monitoring of unit health status;
- Petrochemical Industry: Real-time parameter acquisition for compressors and pumps, ensuring data reliability in hazardous environments through redundant communication paths and complying with explosion-proof compliance requirements;
- Water Conservancy Engineering: Operational data interaction for water turbines, connecting to the central control system to realize unit load adjustment and fault early warning;
- General Industry: Monitoring of rotating machinery (e.g., fans, centrifuges) in industries such as papermaking and metallurgy, building an API 670 standard machinery protection system to reduce unplanned downtime.
Core Models of Emerson AMS 6500 ATG Series:
A6500-RR | Redundant Relay Rack
A6500-SR | Standard System Rack
A6500-TP | Temperature/Process Card
A6500-UM | Universal Measurement Card
A6500-RC | Redundant Relay Card
A6500-CC | System Communication Card
A6068 | Redundant Power Supply Module
A6500-SD | System SD Card
MHM-6XXX-RC-CABLE | Rack Connection Cable
51202324-100 | DC Power Cable
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