Description
Foxboro P0926AH-B
Technical Specifications
- Processor: 32-bit industrial-grade RISC processor.
- Instruction Execution Speed: 0.1 microseconds per Boolean instruction; 0.5 microseconds per floating-point operation.
- Memory Configuration: 8MB program memory and 4MB data memory.
- Communication Interfaces: Ethernet 10/100BaseTX, ControlNet, RS-232.
- Power Supply: 24VDC power supply with a power consumption of 10W, supporting redundant power configurations.
Functional Features
- Efficient Communication: Utilizes advanced fieldbus technology to achieve efficient and reliable data transmission between devices.
- Process Control: Executes regulation, logic, timing, and sequence control to support the automated operation of complex industrial processes.
- Data Acquisition: Collects process variable data (temperature, pressure, flow) in real time, featuring alarm detection and notification functions.
Application Scenarios
Widely used in industrial automation systems in petroleum, chemical, power, and metallurgy to expand and enhance the communication and control capabilities of existing systems.
Performance Parameters
- Expansion Capability: Supports up to 32 Series 200 Field Bus Modules (FBMs), expandable to 128 FBMs via the FEM100 extension module.
- Network Integration: Integrates a standard 100Mbps fiber optic Ethernet interface to connect to the Foxboro Evo control network.
Material Composition
Features a die-cast aluminum housing adapted for Class G3 harsh industrial environments, with strictly selected internal circuit boards.
Structural Characteristics
- Dimensions and Weight: 140mm x 165mm x 45mm, weighing 0.6kg.
- Protection Level: IP20.
- Environmental Adaptability: Operating temperature from 0°C to 60°C; storage temperature from -40°C to 85°C.
Working Principle
The P0926AH-B collects data from FBM modules via the fieldbus, executes user control programs, and dispatches control commands to actuators. It supports protocols like Modbus TCP/IP, ControlNet, and Ethernet/IP for compatibility with various third-party systems.
Installation Requirements
- Must be installed in designated control station rack slots.
- Fiber optic communication cables must be terminated according to specifications.
- Ensure redundant power supplies are connected correctly.
Usage Precautions
- Strictly prohibited to forcefully remove the processor module while the system is running.
- Regularly perform redundancy switching tests to ensure the backup module is in a ready state.
- Firmware upgrades must be strictly conducted according to manufacturer guidelines.
