描述
一、产品概述
类型：多功能处理器端子板/终端单元
品牌：ABB Bailey系列
功能：
实现差压、液位、压力等信号的采集与转换；
支持HART、Profibus PA、Foundation Fieldbus及Modbus等多种通信协议；
集成本地设置与远程管理功能，支持无需开盖的隔离式数字按钮操作。
二、技术参数
类别参数
测量范围差压：50Pa～41MPa；温度：-100°C～+400°C（远传变送器）；环境温度：-40°C～+85°C。
精度±0.04%/20℃（环境温度影响）。
防护等级IP67（可户外直装）。
抗干扰性抗冲击50g、抗震2g（频率达1000Hz）。
显示功能5位数±99999计数显示，带背光液晶屏及10段棒图指示。
三、应用场景
工业控制：
化工、石化：液位与压力监测（如反应釜、储罐）；
发电与钢铁：锅炉水位控制、蒸汽压力调节；
食品卫生：无菌环境下的密封测量。
系统集成：
与266系列压力变送器配套，满足SIL2/SIL3安全等级要求；
支持冗余配置（1oo2），提升关键回路安全性。
1.Product Overview
Type:Multifunctional processor terminal board/terminal unit
Brand:ABB Bailey Series
Function:
Realize the acquisition and conversion of differential pressure,liquid level,pressure and other signals;
Supports various communication protocols such as HART,Profibus PA,Foundation Fieldbus and Modbus;
Integrate local settings and remote management functions to support isolated digital button operation without opening the cover.
2.Technical parameters
Category Parameters
Measuring range Differential pressure:50Pa～41MPa;Temperature:-100°C～+400°C(remote transmitter);Ambient temperature:-40°C～+85°C.
Accuracy±0.04%/20℃(influence of ambient temperature).
Protection level IP67(can be installed directly outdoors).
Anti-interference:50g impact resistance and 2g earthquake resistance(frequency up to 1000Hz).
Display function:5-digit±999999 count display,backlit LCD screen and 10-segment bar diagram indication.
III.Application scenarios
Industrial Control:
Chemical industry and petrochemical:liquid level and pressure monitoring(such as reactors and storage tanks);
Power generation and steel:boiler water level control,steam pressure regulation;
Food hygiene:Sealing measurement in a sterile environment.
System integration:
It is equipped with 266 series pressure transmitters to meet the requirements of SIL2/SIL3 safety grade;
Supports redundant configuration(1oo2)to improve the security of critical loops.
