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HIMA F8650E｜CPU Module｜
Key specifications
Processor: Dual Intel 386EX 32-bit, lock step synchronous operation, 25 MHz
Memory: System Flash 1 MB, User Program Flash 1 MB, Data SRAM 1 MB
Interface: 2 x isolated RS485, supporting Modbus RTU/ASCII, PROFIBUS DP (communication module required)
Diagnosis: Four digit matrix display+LED, safety watchdog 24 VDC output (500 mA, short circuit protection)
Power supply: 5 V/2 A; Installation: 19 inch rack, 8 SU; Operating temperature: -20~+60 ℃
Redundancy: Supports dual machine hot standby, ensuring high availability and fault safety
Core functionality
Safe operation: Lock step dual CPU cross check to achieve fault detection and fault safety
System center: Coordinate I/O (such as F6217/F6706) with communication modules (such as F8627X/F8628X), carrying safety logic
Comprehensive diagnosis: Real time monitoring of voltage, temperature, communication, and memory to quickly locate faults
Configuration operation and maintenance: Through ELOP II programming, it supports online diagnosis and hot plug maintenance
Typical Applications
Used in safety critical scenarios such as petrochemicals, offshore oil and gas, electricity, metallurgy, etc., for process emergency shutdown, unit protection, and safety interlock control.
HIMA F8650E｜CPU Module｜
By structuring the information in this manner, the article provides a clear and organized understanding of input channels, transducer supply, and communication implementations in distributed control systems.
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