ABB PM644 3BSE014664R0001 CPU Processor Module

Product Description

ABB PM644, Order No. 3BSE014664R0001, is the CPU main processor module of ABB Procontrol P14 series, serving as the core controller unit for legacy DCS systems. It performs system logic calculation, process control, data processing and I/O scheduling. Redundancy configuration is supported, with functions including program storage, fault diagnosis and real-time data acquisition. It exchanges data with matching I/O and communication modules via backplane bus, widely used for DCS retrofit and spare part replacement in power plant and petrochemical old projects.

Product Parameters

• Model: PM644, Order No.: 3BSE014664R0001
• Type: Procontrol P14 CPU Processor Module
• System: ABB Procontrol P14 DCS System
• Mounting: Rack backplane slot mounting
• Communication: Internal backplane bus for P14 I/O and communication cards
• Operating Temperature: 0℃ ~ +60℃
• Protection: PCB IP20, installed inside control cabinet
• Feature: Redundant operation support, built-in hardware self-diagnosis
• Lifecycle: Obsolete spare part, for maintenance replacement of old systems

Application

Used in Procontrol P14 DCS systems of thermal power plants, petrochemical and metallurgical industries. It realizes continuous process control, interlock protection and data acquisition for boilers, steam turbines and process units. Mainly purchased as spare parts for maintenance and replacement of existing P14 automation systems.

Same Series Models

PM644, PM645, PM646, PM647