PFSK151 (3BSE018876R1) is a control connection module in ABB automation systems, featuring both digital signal processing and I/O expansion capabilities, used for inter-device communication and signal conditioning.

Core Information Overview

Table

Item Content

Brand ABB

Model PFSK151

Order Number 3BSE018876R1 (alternative: 3BSC980006R358)

Product Type Control Connection Module / Digital Signal Processing Board

Core Positioning Bridge for system communication and I/O expansion

I/O Configuration 8 channels DI, 6 channels DO, expandable up to 142 points

Communication Interfaces RS-485, RJ45 Ethernet; supports Modbus/TCP/IP

Power Supply Main supply: 5V DC (±10%, 200mA); 2 channels of 24V DC auxiliary output (5A/1.3A)

Operating Temperature 0℃ ～ +60℃

Storage Temperature -40℃ ～ +85℃

Protection / Installation IP20, 35mm DIN rail mounting

Certifications CE, UL

Weight Approx. 0.5kg

Main Functions and Features

Multi-protocol Communication: Supports RS-485, Ethernet, and is compatible with Modbus/TCP/IP, suitable for PLC/DCS interconnection.

I/O Expansion Capability: Basic 8DI/6DO, expandable to 142 points to meet access requirements for complex field signals.

Signal Conditioning and Protection: Performs signal conversion and preprocessing, with built-in self-diagnosis to improve system reliability.

Industrial-grade Reliability: Resistant to EMC interference, adapting to harsh working conditions in power, manufacturing, chemical and other industries.

Application Scenarios

Suitable for use in ABB automation systems as a connection hub for sensors, actuators and controllers, for data acquisition, remote monitoring and control, commonly found in power plants, petrochemical, water treatment and other scenarios.

Appearance and Installation

Appearance: Compact PCB board with communication terminals and I/O interfaces, facilitating cabinet wiring.

Installation: Standard 35mm DIN rail, plug-in structure for easy maintenance.

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PFSK151 (3BSE018876R1) is a signal processing/control board for ABB's DCS systems, featuring a standard 6U Eurocard structure.

Appearance Features

Structure: Standard PCB board with a metal front panel and a red extraction handle, designed for cabinet slot installation.

Panel: Silver metal material, with a PIG Western connector (signal interface) on the right side.

Circuit Board: Green substrate equipped with chips, blue potentiometers, relays and wiring terminals.

Label: A model label is affixed to the front, marked with PFSK151 and 3BSE018876R1

PFSK151（3BSE018876R1） 是 ABB 自动化系统中的控制连接模块，兼具数字信号处理与I/O 扩展功能，用于设备间通信与信号调理。

核心信息一览

表格

项目 内容

品牌 ABB

型号 PFSK151

订货号 3BSE018876R1（备选 3BSC980006R358）

产品类型 控制连接模块 / 数字信号处理板

核心定位 系统通信与 I/O 扩展桥梁

I/O 配置 8 路 DI、6 路 DO，最大可扩展至 142 点

通信接口 RS-485、RJ45 以太网；支持 Modbus/TCP/IP

供电 主供 5V DC（±10%，200mA）；2 路 24V DC 辅助输出（5A/1.3A）

工作温度 0℃ ～ +60℃

存储温度 -40℃ ～ +85℃

防护 / 安装 IP20，35mm DIN 导轨安装

认证 CE、UL

重量 约 0.5kg

主要功能与特点

多协议通信：支持 RS-485、以太网，兼容 Modbus/TCP/IP，适配 PLC/DCS 互联。

I/O 扩展能力：基础 8DI/6DO，可扩展至 142 点，满足复杂现场信号接入。

信号调理与保护：完成信号转换与预处理，内置自诊断，提升系统可靠性。

工业级可靠：抗 EMC 干扰，适应电力、制造、化工等严苛工况。

应用场景

适用于 ABB 自动化系统中，作为传感器、执行器与控制器的连接枢纽，用于数据采集、远程监控与控制，常见于电厂、石化、水处理等场景。

外观与安装

外观：紧凑型 PCB 板卡，带通信端子与 I/O 接口，便于柜内布线。

安装：标准 35mm DIN 导轨，插拔式结构，维护便捷。

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PFSK151 (3BSE018876R1) 是 ABB 的 DCS 系统信号处理 / 控制板卡，外观为标准 6U 欧式插卡 结构。

外观特征

结构：标准 PCB 板卡，带金属前面板与红色拔插手柄，用于机柜插槽安装。

面板：银色金属材质，右侧有 PIG Western 连接器（信号接口）。

电路板：绿色基板，布满芯片、蓝色电位器、继电器与接线端子。

标签：正面贴有型号标签，标注 PFSK151 与 3BSE018876R1。