FOXBORO P0926MX is a high-performance industrial automation control module launched by Foxboro Corporation in the United States, belonging to the classic I/A series product line. This product combines signal distribution/merging functions with process control capabilities. It is a multifunctional industrial component that integrates signal processing, data acquisition, and real-time monitoring. It can distribute a single signal source to multiple receiving ends and integrate multiple signals into a unified output for subsequent processing. It adopts a sturdy and compact structural design, specially designed for harsh industrial environments, and can operate stably under complex conditions such as extreme temperature and high humidity, providing reliable signal management and control solutions for various industrial automation systems.
Product Overview
FOXBORO P0926MX is a high-performance industrial automation control module launched by Foxboro Corporation in the United States, belonging to the classic I/A series product line. This product combines signal distribution/merging functions with process control capabilities. It is a multifunctional industrial component that integrates signal processing, data acquisition, and real-time monitoring. It can distribute a single signal source to multiple receiving ends and integrate multiple signals into a unified output for subsequent processing. It adopts a sturdy and compact structural design, specially designed for harsh industrial environments, and can operate stably under complex conditions such as extreme temperature and high humidity, providing reliable signal management and control solutions for various industrial automation systems.
Specification parameters
Basic Information
Product type: Signal distribution/merging module+PLC control module; Country of Origin: United States; Weight: 0.46kg (1.01lbs)
Dimensions
Length 24cm (9.45 inches), width 19.8cm (7.80 inches), height 5.5cm (2.17 inches); Installation specifications: Standard 1/4 DIN, supporting DIN rail or panel installation
Power parameters
Input voltage: 24VDC; Output voltage: 24VDC
signal processing
Signal type: Supports both analog and digital signals; Number of channels: 2-16 channels to choose from; Up to 16 digital input/output channels each; Input/output impedance: 100k Ω -1M Ω; maximum signal voltage: 30VDC or 24VRMS
environmental parameters
Working temperature: -20 ° C to 70 ° C (some versions support -40 ° C to 85 ° C); Storage temperature: -40 ° C to 85 ° C; humidity: 5% -95% without condensation (some versions 10% -90%); Protection level: IP65/IP67
Communication and Storage
Supported protocols: Modbus, Ethernet/IP, Modbus TCP/IP, Modbus RTU; Memory configuration: 512KB RAM, 1MB Flash
Performance characteristics
-Multi functional integration: Innovatively integrating signal distribution, signal merging, and PLC control functions, it can achieve efficient distribution and integration of sensor signals, as well as complete data acquisition, logical operations, and control output, reducing the number of system components and lowering integration complexity.
-Strong environmental adaptability: Adopting a rugged design, it has excellent resistance to extreme temperatures, vibrations, and impacts, with a protection level of IP65/IP67. It can be directly deployed in harsh industrial sites such as workshops, mines, and chemical plants.
-High precision and high stability: With high signal processing accuracy and support for millisecond level real-time response, it can meet the control requirements of precision industrial processes; Built in anti-interference circuit can effectively isolate ground faults and electromagnetic noise, ensuring the reliability of signal transmission and control commands.
-Flexible and easy to expand: The modular structure design facilitates installation, maintenance, and upgrading, and the number of channels can be configured according to actual needs; Supports multiple mainstream industrial communication protocols and can seamlessly integrate with automation equipment and configuration software from brands such as Siemens and ABB.
-Convenient diagnosis: Equipped with a comprehensive self diagnostic function, it can monitor module operation status, channel connection status, and communication link quality in real time, provide intuitive feedback on fault information, and shorten troubleshooting time.
Working principle
FOXBORO P0926MX uses "signal processing logic operation instruction output" as its core workflow, combined with the PLC's cyclic scanning mechanism to achieve efficient control, which is divided into three stages:
1. Signal acquisition and preprocessing: The module receives analog signals or digital signals of device status from temperature, pressure, flow and other sensors through input channels, and filters, amplifies and A/D converts them through internal signal conditioning circuits (for analog signals) to convert the original signal into a system recognizable digital signal. At the same time, isolation technology is used to avoid external interference affecting data accuracy.
2. Logical operation and signal distribution/merging: The CPU performs arithmetic processing on the collected data according to the preset control program. If it is a signal allocation mode, a single effective signal is copied and accurately allocated to multiple output channels to ensure signal consistency at each receiving end; If it is a signal merging mode, integrate and verify multiple homologous signals, and output a stable summary signal; Simultaneously execute logical operations such as interlocking control and threshold judgment to generate control instructions.
3. Instruction output and communication feedback: The control instructions generated by the operation are converted from D/A (for analog output) and sent to actuators (such as valves and pump bodies) through output channels to regulate the industrial process; At the same time, real-time data (such as collected values, module status, and control results) is uploaded to the SCADA system or human-machine interface (HMI) through protocols such as Modbus and Ethernet/IP, achieving remote monitoring and data storage, forming a closed-loop system of "collection control feedback".





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