描述
ABB DO840（3BSE069053R1）是ABB S800 I/O系统中的数字输出模块，以下是其产品详情：
基本参数
通道数量：16通道。
通道分组：分为2个隔离组，每组8通道。
电压范围：信号电压为24V DC，电压范围是19.2-32V DC。
输出电流：每通道最大持续输出电流为0.5A。
绝缘电压：额定绝缘电压为50V，介电测试电压为500V AC。
功率消耗：典型值4.3W。
模块总线电流消耗：+5V时为130mA，+24V时为0mA，+24V外部为200mA。
尺寸：宽45mm，深102mm，高119mm。
重量：约0.2kg。
功能特点
保护功能：每个输出通道都具备电流限制和过热保护功能。
电压监控：每个隔离组都有一个过程电压监控输入，若电压消失，会给出通道错误信号，且可通过模块总线读取。
状态指示：具有故障（F）、运行（R）、警告（W）、输出预设状态（OSP）指示灯，每个输出通道也有状态指示LED。
隔离设计：输出分为两个单独隔离的组，增强了抗干扰能力和系统安全性。
输出预设状态（OSP）：当出现通信错误时，输出可设置为预定状态，确保系统的安全性和稳定性。
诊断功能：具备先进的板载诊断功能，可对模块和通道的状态进行实时监控和诊断。
兼容终端单元：可使用的模块终端单元（MTU）包括TU810V1、TU812V1、TU814V1、TU830V1、TU833、TU842、TU843、TU852。
The ABB DO840(3BSE069053R1)is a digital output module for the ABB S800 I/O system.Product details are as follows:
Basic Parameters
Number of Channels:16 channels.
Channel Grouping:Divided into two isolated groups of 8 channels each.
Voltage Range:Signal voltage is 24V DC,voltage range is 19.2-32V DC.
Output Current:Maximum continuous output current per channel is 0.5A.
Insulation Voltage:Rated insulation voltage is 50V,dielectric test voltage is 500V AC.
Power Consumption:Typical 4.3W.
Module Bus Current Draw:130mA at+5V,0mA at+24V,200mA for+24V external.
Dimensions:45mm wide,102mm deep,119mm high.
Weight:Approximately 0.2 kg.
Features
Protection:Each output channel features current limiting and overtemperature protection.
Voltage Monitoring:Each isolation group has a process voltage monitoring input.If the voltage drops out,a channel error signal is generated,which can be read via the module bus.
Status Indication:Indicators for Fault(F),Run(R),Warning(W),and Output Preset State(OSP)are provided.Each output channel also has a status LED.
Isolated Design:Outputs are divided into two independently isolated groups,enhancing interference immunity and system security.
Output Preset State(OSP):In the event of a communication error,the outputs can be set to a predetermined state,ensuring system safety and stability.
Diagnostics:Advanced onboard diagnostics provide real-time monitoring and diagnosis of module and channel status.
Compatible Terminal Units:Compatible Modular Terminal Units(MTUs)include the TU810V1,TU812V1,TU814V1,TU830V1,TU833,TU842,TU843,and TU852.
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