FBM202 P0926EQ | FBM207 P0914TD | 现场总线模块

所属系统：I/A Series 分布式控制系统（DCS），广泛应用于化工、石油、电力、制药等流程工业。

隔离特性：具备电气隔离功能，可防止现场设备故障对控制系统造成影响，提高系统可靠性。

备件与维护：工业环境下建议配备备用模块，定期检查模块状态和总线通信质量，确保系统稳定性。

FOXBORO FBM202 (part number P0926EQ) is a fieldbus module launched by FOXBORO Corporation, which is part of its I/A Series control system and is mainly used for data acquisition and control in the field of industrial automation. The following is a detailed introduction to the module:

1、 Basic Information

Product type: Fieldbus Module, supports communication with field devices and implements input/output (I/O) functions for process data.

Part number: P0926EQ (there may be slight differences in different configurations, please refer to the official manual for accuracy).

System: I/A Series Distributed Control System (DCS), widely used in process industries such as chemical, petroleum, power, pharmaceutical, etc.

2、 Function and Features

1. Communication capability

Support Protocol: FBM202 P0926EQ is commonly used to connect field devices (such as transmitters, actuators, etc.) that comply with the Foundation Fieldbus protocol, enabling bidirectional digital communication.

Number of channels: Please refer to the manual for the specific number of channels. The typical configuration is a fieldbus connection that supports multiple channels (such as 8 or 16 channels).

Data transmission: FBM202 P0926EQ collects real-time process data (such as temperature, pressure, flow rate, etc.) from on-site equipment and transmits control signals to the actuator.

2. Electrical characteristics

Power supply method: FBM202 P0926EQ is powered through the backplane of the control system, and the voltage is usually direct current (DC). Specific parameters need to refer to the product specifications.

Isolation feature: It has electrical isolation function, which can prevent on-site equipment failures from affecting the control system and improve system reliability.

3. Industrial grade design

Environmental adaptability: Supports a wide temperature range (such as -40 ° C to 70 ° C) and adapts to harsh environments such as high temperatures and vibrations in industrial sites.

Redundancy capability: It can support redundant configurations (such as dual module hot standby) to ensure that the system can continue to operate in the event of a single point of failure.

4. System integration

Plug and play: Supports quick installation and configuration in I/A Series systems, with parameter settings and diagnostics through control system software such as IFIX, Proficy, etc.

Diagnostic function: Built in self diagnostic function, can monitor module status in real-time (such as communication failure, power abnormality, etc.), and alarm through indicator lights or system software.

3、 Application scenarios

Process industrial automation: As the underlying communication module of DCS system, it is used to connect on-site intelligent instruments and achieve real-time monitoring and control of the production process.

Large scale control system: used in large-scale projects in industries such as petrochemicals, metallurgy, and power to build distributed I/O networks and expand the system's input and output capabilities.

Intelligent device integration: Adapt to intelligent devices that support FF protocol, such as on-site instruments from brands like Emerson and Yokogawa, to achieve standardized communication and data exchange.

4、 Related precautions

Compatibility: It is necessary to confirm that the module version is compatible with the software version of the I/A Series system to avoid communication abnormalities caused by firmware mismatch.

Configuration tool: Use specialized software provided by FOXBORO (such as Fieldbus Configuration Manager) for bus configuration and device parameter settings.

Spare parts and maintenance: It is recommended to equip spare modules in industrial environments, regularly check module status and bus communication quality to ensure system stability.