Part Number: 3BSE030630R1; Model: PM865-1; Product Name: ABB PM865-1 Central Processing Unit (CPU) Module; Product Series: ABB AC 800M Controller Series, Industrial Automation Controller Module
Brand: ABB (ABB Group, a global leader in power and automation technologies, providing high-reliability industrial control systems, modules, and solutions for process industries, manufacturing, and energy sectors worldwide.)
Product Status: Industrial-Grade Original Equipment (Factory Calibrated, 100% Functional, RoHS Compliant); Product Category: Rack-Mounted Industrial CPU Module, serving as the core processing unit for ABB AC 800M distributed control systems (DCS), responsible for logic control, data processing, and system coordination.
Core Application: Widely applied in oil & gas, chemical processing, power generation (thermal, hydro, renewable), water treatment, pulp & paper, and metallurgical industries. Specifically suitable for large-scale distributed control systems requiring high processing performance, real-time response, and seamless integration with ABB I/O modules, HMIs, and field devices.
Core Features: High-performance 32-bit RISC processor for fast logic execution and data processing; Large on-board memory for program storage and data logging; Support for multiple industrial communication protocols and ABB proprietary protocols; Hot-swappable design for online maintenance without system shutdown; Redundant configuration capability for high availability; Comprehensive diagnostic and self-monitoring functions; Compliance with international industrial safety and EMC standards; Seamless integration with ABB Control Builder M software.
2. Core Performance Specifications (Ta = 25℃, Unless Otherwise Specified)
2.1 Processor & Memory Parameters
Processor: 32-bit RISC CPU (ABB-customized high-performance core), Operating Frequency: 400 MHz; Instruction Execution Speed: ≥ 1.2 MIPS (Million Instructions Per Second) for Boolean logic, ≥ 0.8 MIPS for floating-point operations;
Memory Configuration: RAM: 256 MB DDR SDRAM (Expandable via optional memory modules), Flash Memory: 128 MB (For system firmware, application program storage, and data backup); Battery Backup: 3.6V Lithium Battery, Backup Time: ≥ 1000 Hours (For RAM data retention when power is off);
Program Capacity: Maximum Application Program Size: 64 MB; Data Logging Capacity: Support for continuous data logging up to 100 MB (Configurable via software); Real-Time Clock: Built-in, Accuracy: ±1 minute per month (At 25℃), Adjustable via software.
2.2 Communication & Interface Parameters
Backplane Interface: ABB AC 800M System Backplane, Data Transfer Rate: 1 Gbps, Supports daisy-chain connection with I/O modules and auxiliary modules;
External Communication Ports: 2×Ethernet Ports (10/100/1000 Mbps Gigabit Ethernet, RJ45 Interface, Supporting TCP/IP, UDP, FTP, HTTP, SNMP, and ABB proprietary protocols such as AC 800M Inter-Control Communication);
Proprietary Interfaces: 1×Serial Port (RS-232, DB9 Interface, For configuration, debugging, and maintenance); Support for Expansion Interfaces: Compatible with ABB communication modules (such as PROFIBUS, PROFINET, Ethernet/IP modules) for fieldbus integration;
Supported Protocols: ABB Control Network Protocol, TCP/IP, Modbus TCP, PROFIBUS DP (via expansion module), PROFINET IO (via expansion module), Ethernet/IP (via expansion module), HART (via I/O modules).