XYCOM XVME-428/1

XYCOM XVME-428/1 Overview

The XYCOM XVME-428/1 is an Intelligent Asynchronous Serial Communication Module (IASCM) developed by XYCOM, designed specifically for use in VMEbus (Versa Module Europa bus) systems.

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Key Features

Item	Description	Reference
Product Type	VMEbus Intelligent Asynchronous Serial Communication Module (IASCM)
Model/Part Number	USPP XVME4281
Board Size	6U (dual-slot) form factor, compatible with 21-slot VME chassis
Communication Channels	8 independent asynchronous serial channels (channel numbers 0–7)
Supported Data Rates	Configurable baud rates; compatible with standard RS-232 and RS-485 protocols
Reliability	Thermal-optimized and ruggedized design suitable for high-temperature, high-humidity, and harsh industrial environments, supporting long-term stable operation
Applications	Industrial automation, process control, data acquisition, distributed I/O, and fieldbus gateway systems requiring multi-serial communication
Commonly Used With	Other XYCOM VME modules such as XVME-230, XVME-560, and XVME-400, forming a complete VME system

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Functional Overview

• Multiple Serial Ports:
  Provides 8 independent serial interfaces, allowing users to connect multiple devices or data streams on a single board simultaneously.
• Intelligent Configuration:
  Features programmable parameters such as baud rate, data bits, and stop bits. Supports software configuration for quick field setup and debugging.
• High Reliability:
  Engineered for industrial environments with dust-proof, moisture-resistant, and vibration-resistant characteristics, ensuring stable communication under demanding conditions.
• VMEbus Compatibility:
  Fully compliant with the VMEbus standard. It can be directly inserted into a 6U dual-slot chassis, using the VME-P2 connector for power and signal interfacing.

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Typical Applications

• Field Device Networking:
  In large-scale automation systems, the XVME-428/1 consolidates multiple PLCs, sensors, or instruments via serial interfaces, simplifying wiring and centralized communication.
• Distributed Control:
  When paired with a VME-CPU such as the XVME-690, it serves as a distributed control node, enabling high-speed data acquisition and command execution.
• Data Acquisition & Monitoring:
  In process control or monitoring systems, the module’s multiple serial channels collect real-time data from field instruments and transmit it to the host system via the VMEbus.

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Summary

The XYCOM XVME-428/1 is a 6U dual-slot VMEbus communication board tailored for industrial automation applications.
It provides eight programmable asynchronous serial interfaces, offering high reliability, flexible configuration, and robust performance—ideal for complex control systems requiring multi-serial connectivity.

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High-Availability Parts Database (Top Demand Models)

1. Distributed Control System (DCS) Critical Components

│
├─ ABB 800xA System
├─ Comm Module: 3AUA0000110429 (Redundant Config)
└─ Controller Card: SYSCON2 746924 (v2.3 Firmware)
│
├─ Foxboro I/A Series
├─ FBM214 (16-Ch AI Card ｜ ±0.1% Accuracy)
└─ FBM242 (HART-enabled AO Module)
│
├─ Triconex TMR Safety System
└─ Triple Modular Redundancy: 3625X (SIL3 Certified ｜ MTBF >500k Hours)

2. Programmable Logic Controller (PLC) Fast-Moving Parts

│
├─ Allen-Bradley Top Models
├─ 1734 Series I/O: IB8 (8-pt Input ｜ -40~70℃ Industrial Grade)
└─ ControlLogix Module: 1756-IM16I (16-Ch Isolated Input)
│
├─ GE MarkVIe Specialized Components
└─ IS220UCSAH1A (Turbine Control Dedicated ｜ With Dynamic Calibration Report)

3. Turbine Supervisory Instrumentation (TSI) Core Sensors

│
├─ Bently Nevada 3500 System
├─ 3500/22M (Radial Vibration Monitor ｜ TÜV Certified)
└─ 3500/53 (Shaft Position Module ｜ ±1μm Precision)
│
├─ EPRO Smart Probe System
└─ MMS6312 (Vibration/Temperature Combo ｜ IP67 Rated)

Regarding DCS

A Distributed Control System (DCS) is a computer-based system used to automate, monitor and control complex industrial processes. It is essentially a large network of controllers that are distributed throughout a plant or facility, all working together to keep the process running smoothly.

Here’s a breakdown of how a DCS system works:

1. Sensors:These devices collect data from the physical process, such as temperature, pressure, flow rate, and level.

2. Controllers:These are programmable devices that receive data from the sensors and send control signals to actuators.

3. Actuators:These devices take physical action based on the signals they receive from the controllers, such as opening or closing valves, starting or stopping pumps, or adjusting heater settings.

4. Operator stations:These are the human-machine interfaces (HMI) that allow operators to monitor the process, make changes to setpoints, and troubleshoot problems.

5. Communication network:This network connects all of the devices in the DCS system together, allowing them to share data and control signals.