UA C375 AE103/3BHB006621R0103 是 ABB 生产的一款模拟量输入模块，主要用于工业自动化和 DCS（分布式控制系统）系统中，

负责将现场的模拟量信号（如电压、电流等）采集并传输至控制系统。

一、核心功能

1. 模拟量信号采集：支持多路模拟量输入，可采集电压、电流等信号，并将其转换为数字量供控制系统处理。
2. 信号传输：通过通信接口（如 RS-485）将采集到的数据传输至 PLC、DCS 或其他控制系统。
3. 量程切换：部分型号支持内部跳线切换量程模式，以适应不同的信号范围。
4. 电气隔离：通道与总线间采用电气隔离设计，提高系统的抗干扰能力和安全性。

二、技术规格

1. 输入通道：通常支持 4-8 路模拟量输入（具体取决于型号）。
2. 电压采集范围：0-10V（单极性）或±5V（双极性）。
3. 电流采集范围：0-20mA 或 4-20mA（工业标准信号）。
4. 分辨率：部分型号提供 16 位分辨率，提高信号采集的精度。
5. 模数转换时间：≤500μs，确保实时性。
6. 通信协议：支持 Modbus RTU 等标准工业协议，便于与各类控制系统集成。
7. 工作温度：0-60℃（部分型号支持更宽的温度范围，如 -40℃~85℃）。
8. 供电方式：支持宽电压 DC5~35V 供电，适应不同的现场环境。

三、应用场景

1. 工业自动化：在生产线数据采集、远程监控与控制等场景中，该模块可实时采集传感器信号，为控制系统提供准确的数据支持。
2. 环境监测：可接入温度、湿度、风速等传感器，实现环境参数的实时监测和报警。
3. 能源管理：在风力发电、水处理等系统中，采集电压、电流、水位等信号，实现能源的高效管理和优化。
4. 楼宇自动化：用于楼顶水箱深度、水箱水温、室内烟雾探测等信号的采集和传输。

四、产品优势

1. 高精度采集：16 位分辨率和快速的模数转换时间确保信号采集的准确性。
2. 灵活配置：支持量程切换和多种通信协议，适应不同的应用需求。
3. 可靠性强：电气隔离设计和宽温度范围适应恶劣的工业环境。
4. 易于集成：标准通信协议和丰富的接口选项便于与各类控制系统集成。

UA C375 AE103/3BHB006621R0103 is an analog input module produced by ABB, mainly used in industrial automation and DCS (distributed control system) systems,

Responsible for collecting and transmitting on-site analog signals (such as voltage, current, etc.) to the control system.

1、 Core functions

Analog signal acquisition: Supports multiple analog inputs, can collect signals such as voltage and current, and convert them into digital signals for control system processing.

Signal transmission: The collected data is transmitted to PLC, DCS or other control systems through communication interfaces such as RS-485.

Range switching: Some models support internal jumper switching range modes to adapt to different signal ranges.

Electrical isolation: The channel and bus are designed with electrical isolation to improve the system's anti-interference ability and safety.

2、 Technical specifications

Input channel: Usually supports 4-8 analog inputs (depending on the model).

Voltage acquisition range: 0-10V (unipolar) or ± 5V (bipolar).

Current collection range: 0-20mA or 4-20mA (industrial standard signal).

Resolution: Some models offer 16 bit resolution to improve the accuracy of signal acquisition.

Analog to digital conversion time: ≤ 500 μ s, ensuring real-time performance.

Communication protocol: Supports standard industrial protocols such as Modbus RTU, making it easy to integrate with various control systems.

Working temperature: 0-60 ℃ (some models support a wider temperature range, such as -40 ℃~85 ℃).

Power supply mode: Supports wide voltage DC5-35V power supply, suitable for different on-site environments.

3、 Application scenarios

Industrial automation: In scenarios such as production line data acquisition, remote monitoring and control, this module can collect sensor signals in real time to provide accurate data support for the control system.

Environmental monitoring: temperature, humidity, wind speed and other sensors can be connected to achieve real-time monitoring and alarm of environmental parameters.

Energy management: In systems such as wind power generation and water treatment, signals such as voltage, current, and water level are collected to achieve efficient energy management and optimization.

Building automation: used for collecting and transmitting signals such as the depth of rooftop water tanks, water tank temperature, and indoor smoke detection.

4、 Product advantages

High precision acquisition: 16 bit resolution and fast analog-to-digital conversion time ensure the accuracy of signal acquisition.

Flexible configuration: Supports range switching and multiple communication protocols to meet different application requirements.

Strong reliability: The electrical isolation design and wide temperature range are suitable for harsh industrial environments.

Easy to integrate: Standard communication protocols and rich interface options facilitate integration with various control systems.