描述
ABB AWT420是一款通用的四线制双输入变送器，主要用于水分析领域，可在单个设备中灵活测量多种参数。以下是其产品详情：
基本参数
测量参数：可测量pH/ORP、两电极电导率、四电极电导率、光学溶解氧、浊度/悬浮固体等参数。
传感器输入：支持最多2个模拟或数字传感器。
电源电压：100-240V AC±10%，50/60Hz；也有24V DC版本（18min.to 36 max.）。
功率消耗：小于15W。
模拟输出：2个标准模拟输出，搭配模拟模块可额外增加2个。
继电器输出：4个标准继电器输出。
数字输入/输出：1个标准，用户可将其编程为输入或输出。
通信接口：可选以太网、PROFIBUS DP、MODBUS RTU RS485、HART通信接口。
外观与安装
防护等级：IP66/NEMA 4X。
尺寸：144×144×99mm（5.67×5.67×3.89in）。
重量：铝制外壳约1.364kg（2.5lb），聚碳酸酯外壳约1.0kg（2.2lb）。
安装方式：支持墙面、面板或管道安装。
产品特点
模块化设计：采用即插即用的通用模块化设计，每个可插拔模块在工厂已校准，可通过变送器的铰链门轻松拆卸和更换，便于现场快速升级。
操作简便：具有直观的界面和易于导航的Windows风格滚动菜单，“轻松设置”菜单提供分步指导，一键校准程序无需专业调试知识。
数据访问便捷：配备全彩TFT显示屏，可现场快速定位和查看传感器数据，也可将数据保存到内部SD卡中，通过ABB的DataManager Pro工具进行分析。此外，集成蓝牙技术，可通过EZ Link Connect应用程序安全连接到任何iOS或Android设备，方便获取关键传感器信息。
安全可靠：具有多级安全访问功能，防止未经授权的过程控制数据修改，密码保护确保只有授权用户才能进行更改，任何更改的详细信息（包括日期、时间和负责人）都将存储在审计跟踪中。
The ABB AWT420 is a versatile,four-wire,dual-input transmitter primarily used in water analysis applications,offering flexible measurement of multiple parameters in a single device.Here are its product details:
Basic Specifications
Measurement Parameters:Can measure pH/ORP,2-electrode conductivity,4-electrode conductivity,optical dissolved oxygen,turbidity/suspended solids,etc.
Sensor Inputs:Supports up to 2 analog or digital sensors.
Power Supply:100-240V AC±10%,50/60Hz;also available in 24V DC version(18V min.to 36V max).
Power Consumption:Less than 15W.
Analog Outputs:2 standard analog outputs,with 2 additional outputs available with an optional analog module.
Relay Outputs:4 standard relay outputs.
Digital I/O:1 standard digital input/output,user-programmable as input or output.
Communication Interfaces:Optional Ethernet,PROFIBUS DP,MODBUS RTU RS485,and HART communication interfaces.
Physical and Installation
Protection Rating:IP66/NEMA 4X.
Dimensions:144×144×99mm(5.67×5.67×3.89in).
Weight:Approx.1.364kg(2.5lb)for aluminum enclosure,approx.1.0kg(2.2lb)for polycarbonate enclosure.
Installation:Supports wall,panel,or pipe mounting.
Features
Modular Design:Utilizes a plug-and-play modular design;each plug-in module is factory calibrated and can be easily removed and replaced through the hinged door for quick field upgrades.
Easy Operation:Features an intuitive interface and easy-to-navigate Windows-style scrolling menu.The”Easy Setup”menu provides step-by-step guidance,and one-button calibration eliminates the need for specialized expertise.
Easy Data Access:Equipped with a full-color TFT display for quick on-site viewing of sensor data.Data can also be stored on an internal SD card for analysis with ABB’s DataManager Pro tool.Integrated Bluetooth technology allows secure connection to any iOS or Android device via the EZ Link Connect app for convenient access to key sensor information.Secure and reliable:Featuring multi-level security access,it prevents unauthorized modification of process control data;password protection ensures that only authorized users can make changes;and detailed information about any changes(including date,time,and responsible person)is stored in the audit log.
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