ABB的PM858K02（3BSE082896R1）是一款交流CPU控制器，屬于AC 800M控制器系列，并用于DCS（分布式控制系統(tǒng)）中。
一、基本概述
型號(hào)：PM858K02
訂貨編號(hào)：3BSE082896R1
品牌：ABB
用途：系統(tǒng)控制
系列：AC 800M控制器系列，DCS系統(tǒng)
二、硬件特性
CPU板：包含微處理器和RAM存儲(chǔ)器、實(shí)時(shí)時(shí)鐘、LED指示燈、INIT按鈕和CompactFlash接口。
底板接口：
兩個(gè)RJ45以太網(wǎng)端口（CN1、CN2）：用于連接控制網(wǎng)絡(luò)。
兩個(gè)RJ45串行端口（COM3、COM4）：其中一個(gè)（COM3）是帶有調(diào)制解調(diào)器控制信號(hào)的RS-232C端口，另一個(gè)（COM4）是隔離的，用于連接配置工具。
電源：24伏直流電（19.2~30伏直流電），功耗+24V典型值為210/360毫安，功耗典型值為5.1瓦（8.6瓦）。內(nèi)置備用電池，3.6V。
三、功能與特性
支持CPU冗余：提高系統(tǒng)的可用性，包括CPU、CEX-Bus、通信接口和S800 I/O。
模塊化設(shè)計(jì)：允許逐步擴(kuò)展，便于系統(tǒng)升級(jí)和維護(hù)。
通信能力：內(nèi)置冗余以太網(wǎng)通信端口，支持多種通信協(xié)議，如MMS（制造消息服務(wù)）和IAC（應(yīng)用間通信）。推薦的控制網(wǎng)絡(luò)骨干網(wǎng)為100Mbit/s交換以太網(wǎng)。
時(shí)鐘同步：通過CNCP協(xié)議，AC 800M控制器之間可實(shí)現(xiàn)1ms的時(shí)鐘同步。
其他特性：具有IP20等級(jí)保護(hù)，無需額外外殼；具有完整的EMC認(rèn)證；ISA Secure認(rèn)證；可靠性和簡單的故障診斷程序。
四、性能指標(biāo)
時(shí)鐘頻率：33兆赫。
表現(xiàn)：0.36毫秒（1000個(gè)布爾運(yùn)算）。
內(nèi)存：16MB RAM，其中7.147MB可用于應(yīng)用程序。Flash PROM為4MB，用于固件存儲(chǔ)。
切換時(shí)間：紅色配置下為10毫秒。
應(yīng)用程序數(shù)量：每個(gè)控制器最多32個(gè)。
程序數(shù)：每個(gè)應(yīng)用程序最多64個(gè)。
圖表數(shù)量：每個(gè)應(yīng)用程序最多128個(gè)。
任務(wù)數(shù)：每個(gè)控制器最多32個(gè)。
不同循環(huán)時(shí)間的數(shù)量：32個(gè)。
周期時(shí)間：每個(gè)應(yīng)用程序的周期時(shí)間低至1毫秒。
五、應(yīng)用場(chǎng)景
該控制器適用于各種工業(yè)自動(dòng)化場(chǎng)景，特別是需要高可靠性和冗余配置的場(chǎng)合。其強(qiáng)大的通信能力和模塊化設(shè)計(jì)使得它成為分布式控制系統(tǒng)中的理想選擇。
ABB's PM858K02 (3BSE082896R1) is an AC CPU controller belonging to the AC 800M controller series and used in DCS (Distributed Control System).
1、 Basic Overview
Model: PM858K02
Order number: 3BSE082896R1
Brand: ABB
Purpose: System control
Series: AC 800M Controller Series, DCS System
2、 Hardware Features
CPU board: includes microprocessor and RAM memory, real-time clock, LED indicator lights, Initiat button, and CompactFlash interface.
Bottom board interface:
Two RJ45 Ethernet ports (CN1, CN2): used for connecting control networks.
Two RJ45 serial ports (COM3, COM4): one (COM3) is an RS-232C port with modem control signals, and the other (COM4) is isolated and used to connect configuration tools.
Power supply: 24V DC (19.2-30V DC), power consumption+24V, typical value is 210/360mAh, power consumption typical value is 5.1 watts (8.6 watts). Built in backup battery, 3.6V.
3、 Function and Features
Support CPU redundancy: Improve system availability, including CPU, CEX Bus, communication interfaces, and S800 I/O.
Modular design: allows for gradual expansion, facilitating system upgrades and maintenance.
Communication capability: Built in redundant Ethernet communication ports, supporting multiple communication protocols such as MMS (Manufacturing Message Service) and IAC (Inter Application Communication). The recommended control network backbone is 100Mbit/s switched Ethernet.
Clock synchronization: Through the CNCP protocol, 1ms clock synchronization can be achieved between AC 800M controllers.
Other features: It has IP20 level protection and does not require additional casing; Having complete EMC certification; ISA Secure authentication; Reliable and simple fault diagnosis procedures.
4、 Performance indicators
Clock frequency: 33 megahertz.
Performance: 0.36 milliseconds (1000 Boolean operations).
Memory: 16MB RAM, of which 7.147MB is available for application programs. The Flash PROM is 4MB and is used for firmware storage.
Switching time: 10 milliseconds in red configuration.
Number of applications: Up to 32 per controller.
Number of Programs: Each application can have a maximum of 64 programs.
Number of charts: Up to 128 per application.
Task count: Each controller can handle up to 32 tasks.
Number of different cycle times: 32.
Cycle time: The cycle time for each application is as low as 1 millisecond.
5、 Application scenarios
This controller is suitable for various industrial automation scenarios, especially those that require high reliability and redundant configuration. Its powerful communication capabilities and modular design make it an ideal choice in distributed control systems.
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