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DO930N     

AI930N   

AI950N

TU921N冗余终端单元（也被称为TU16R）是一款功能强大的设备：

一、产品概述

TU921N冗余终端单元是ABB公司生产的一款支持16个IO模块的冗余终端单元。它支持冗余通信和电源，确保系统的高可靠性和稳定性。该终端单元可以应用于各种工业自动化系统中，满足不同的控制需求。

二、主要特点

冗余设计：TU921N冗余终端单元采用冗余通信和电源设计，确保在单个组件故障时，系统仍然能够正常运行。这种设计提高了系统的连续性和可靠性。

支持多个IO模块：该终端单元最多可以支持16个IO模块，能够满足复杂的工业自动化控制需求。

易于维护：TU921N冗余终端单元具有集成的断开机制，允许在运行期间进行更换，这意味着不需要中断一次电压以交换电源单元。此外，它还具有自动诊断功能，可以简化维护工作。

出色的配置和诊断：通过FDT/DTM进行配置和诊断，使得用户可以轻松地对终端单元进行管理和维护。

坚固耐用：该终端单元设计坚固，适用于各种恶劣的工业环境。其涂层处理还可以防止腐蚀和损坏，延长使用寿命。

三、应用领域

TU921N冗余终端单元可以广泛应用于各种工业自动化领域，如制造业、石油化工、电力等行业。它可以作为控制系统的重要组成部分，实现对各种工业设备的远程监控和控制。

四、技术参数

产品编号：3 kde175113l9210

ABB型号：TU921N

支持IO模块数量：16个

通信方式：冗余通信

电源方式：冗余电源

涂层处理：g3涂层

五、注意事项

在安装和使用TU921N冗余终端单元时，请务必遵循产品说明书和安装指南，确保正确安装和配置。

在运行期间，请定期检查终端单元的运行状态，及时发现并处理潜在的故障。

请注意保持终端单元的清洁和干燥，避免其受到水、油等液体的侵蚀。

The TU921N redundant terminal unit (also known as TU16R) is a powerful device:

1、 Product Overview

TU921N redundant terminal unit is a redundant terminal unit produced by ABB that supports 16 IO modules. It supports redundant communication and power supply, ensuring high reliability and stability of the system. This terminal unit can be applied to various industrial automation systems to meet different control requirements.

2、 Main features

Redundant design: The TU921N redundant terminal unit adopts redundant communication and power design to ensure that the system can still operate normally in the event of a single component failure. This design improves the continuity and reliability of the system.

Support multiple IO modules: This terminal unit can support up to 16 IO modules, which can meet complex industrial automation control requirements.

Easy to maintain: The TU921N redundant terminal unit has an integrated disconnect mechanism that allows for replacement during operation, meaning there is no need to interrupt the voltage once to exchange power units. In addition, it also has automatic diagnostic function, which can simplify maintenance work.

Excellent configuration and diagnosis: By configuring and diagnosing through FDT/DTM, users can easily manage and maintain terminal units.

Durable and sturdy: This terminal unit is designed to be sturdy and suitable for various harsh industrial environments. Its coating treatment can also prevent corrosion and damage, extending its service life.

3、 Application Fields

The TU921N redundant terminal unit can be widely used in various industrial automation fields, such as manufacturing, petrochemicals, power and other industries. It can serve as an important component of the control system, enabling remote monitoring and control of various industrial equipment.

4、 Technical parameters

Product Code: 3 kde175113l9210

ABB model: TU921N

Number of supported IO modules: 16

Communication method: Redundant communication

Power supply mode: redundant power supply

Coating treatment: g3 coating

5、 Precautions

When installing and using the TU921N redundant terminal unit, please be sure to follow the product manual and installation guide to ensure correct installation and configuration.

During operation, please regularly check the operating status of the terminal unit to promptly identify and address potential faults.

Please pay attention to keeping the terminal unit clean and dry, and avoid it from being corroded by liquids such as water and oil.