描述
ABB AO820是一款4通道模拟输出模块，专为工业自动化系统设计，支持电流/电压信号输出，具备高精度、电气隔离和错误诊断功能，广泛应用于过程控制、楼宇管理和工业监控系统。
一、基础信息
1.基本参数
型号：AO820（完整型号：3BSE008546R1）
品牌/制造商：ABB（瑞士/进口）
产品类型：模拟输出模块
系列归属：S800 I/O系统（ABB最常用的I/O产品系列）
结构形式：模块式设计，便于系统集成
安装方式：控制室安装，支持DIN导轨安装
质保政策：1年质保服务12
2.物理特性
尺寸规格：150mm（长）×150mm（高）×75mm（宽）
重量：0.3kg
防护等级：工业级防护设计，适应恶劣环境
工作温度范围：-20°C至+70°C，确保在极端环境下稳定运行12
二、技术规格与核心功能
1.电气与信号参数
通道数量：4个两极模拟输出通道
输出信号类型：
电流输出：+20 mA，0-20 mA，4-20 mA
电压输出：-10 V，0-10 V，2-10 V
可配置选择：每个通道可独立配置为电流或电压输出
分辨率：12位，确保高精度信号输出
工作电压：24VDC
输入阻抗：230-275 kΩ（电流输入，包括PTC）
隔离特性：分组与地面隔离，减少信号干扰12
2.保护与诊断功能
OSP（输出状态保护）：在检测到错误时自动将输出设置为预定安全状态
自诊断功能：模块循环执行自诊断，实时监测系统状态
短路保护：输出端具备短路至ZP或+24V的保护机制
错误检测：低于/超过范围0%/+15%，错误最大0.1%
电压监控：会在电压消失时给出通道错误信号
The ABB AO820 is a 4-channel analog output module designed for industrial automation systems.It supports current/voltage signal output and features high precision,electrical isolation,and error diagnosis.It is widely used in process control,building management,and industrial monitoring systems.
I.Basic Information
1.Basic Parameters
Model:AO820(Complete Model:3BSE008546R1)
Brand/Manufacturer:ABB(Switzerland/Imported)
Product Type:Analog Output Module
Series:S800 I/O System(ABB’s most commonly used I/O product series)
Structure:Modular design for easy system integration
Installation Method:Control room installation,supports DIN rail mounting
Warranty Policy:1-year warranty
2.Physical Characteristics
Dimensions:150mm(L)×150mm(H)×75mm(W)
Weight:0.3kg
Protection Rating:Industrial-grade protection design,suitable for harsh environments
Operating Temperature Range:-20°C to+70°C,ensuring stable operation in extreme environments
II.Technical Specifications and Core Functions
1.Electrical and Signal Parameters
Number of Channels:4 bipolar analog output channels
Output Signal Type:
Current Output:+20 mA,0-20 mA,4-20 mA mA Voltage Output:-10 V,0-10 V,2-10 V Configurable Selection:Each channel can be independently configured as a current or voltage output.Resolution:12-bit,ensuring high-precision signal output.Operating Voltage:24VDC Input Impedance:230-275 kΩ(current input,including PTC)Isolation Features:Grouped isolation from ground,reducing signal interference.
2.Protection and Diagnostic Functions
OSP(Output Status Protection):Automatically sets the output to a predetermined safe state when an error is detected.Self-Diagnostic Function:The module performs self-diagnostics cyclically,monitoring the system status in real time.Short Circuit Protection:The output has a short-circuit protection mechanism to ZP or+24V.Error Detection:Below/Above range 0%/+15%,maximum error 0.1%.Voltage Monitoring:Provides a channel error signal when the voltage disappears.
ABB Model: GBU72 3BHE055094R0002 Model: 3BHE055094R0002 GBU72 Model: GBU72 Model: 3BHE055094R0002 Model: 3BHE031197R0001 Model: 3BHB030310R0001 Model: 73BHE055094R0002 GBU72 Model: 73BHE055094R0002 Model: GBU72 Model: ABB PCS6000 PRODUCT FAMLIY ABB 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101
