描述
ABB DO890 3BSC690074R1是一款用于Freelance系统的S800 I/O数字输出模块。其产品详情如下：
基本信息
品牌：ABB
型号：DO890
产品编号：3BSC690074R1
通道数量：4通道
技术参数
输出电压：11V
输出电流：40mA
负载电阻：150-5000欧姆
输出类型：电流源型
隔离情况：通道之间以及通道与模块总线和电源之间均为电流隔离
故障检测：每个通道都可配置开路和短路检测
功能特点
内在安全接口：每个通道都具有内在安全保护组件，无需额外的外部设备即可连接到危险区域的过程设备，确保系统的安全性。
方便系统集成与扩展：可使用模块终端单元TU890（用于防爆应用）或TU891（用于非防爆应用），便于系统的集成和扩展。
The ABB DO890 3BSC690074R1 is an S800 I/O digital output module for the Freelance system.Product details are as follows:
Basic Information
Brand:ABB
Model:DO890
Product Number:3BSC690074R1
Number of Channels:4
Technical Parameters
Output Voltage:11V
Output Current:40mA
Load Resistance:150-5000 ohms
Output Type:Current Source
Isolation:Galvanic isolation between channels and between channels and the module bus and power supply.
Fault Detection:Each channel can be configured for open and short circuit detection.
Features:
Intrinsically Safe Interface:Each channel features intrinsically safe protection components,enabling connection to process equipment in hazardous areas without the need for additional external devices,ensuring system safety.
Easy System Integration and Expansion:The modular terminal unit TU890(for Ex applications)or TU891(for non-Ex applications)can be used for easy system integration and expansion.
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