Introducing the AWT420

The versatile dual-channel transmitter providing true flexibility for measuring a wide variety of parameters in a single device

Packed with a host of features including Bluetooth® connectivity, dual PID control and EZ-Link ™ sensor connection, water analysis has never been easier

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AWT420

Flexible scalability with the future built in

With the AWT420 you get a truly versatile transmitter that can be quickly and easily modified to meet your demands of today and your measurement needs of tomorrow.

Mix and match either traditional analogue or smart digital EZLinkTM sensors to create your tailored water analysis system.

Factory calibrated modules can be easily removed, swapped and locked back into place, enabling fast and simple upgrades in the field.

  • Easy access

    Easy access via hinged door, enabling fast and easy upgrading and maintenance in the field

  • Modules

    Plug-and-play sensor and communication modules minimise stock holding whilst maximising operation uptime

  • EZLink Connect

    The EZLink™ Connect - The EZLink™ Connect App provides users with easy access to essential sensor information at point-of-use, making our products easier to use, maintain and support with proactive sensor management.

  • Communication options

    Available with Ethernet, PROFIBUS DP, MODBUS RTU RS485, HART communications and SD card.

  • Compact design

    Common universal design for pH, ORP or conductivity measurement

  • Mounting options

    Choice of wall, panel or pipe-mounting fittings, enabling quick installation without extensive modifications.

  • Ratings and approvals
    • cULus, ATEX/IECEx and Marine DMV.GL approved.
    • Non-incendive design for hazardous area installation.
    • Available in corrosion-resistant polycarbonate or durable coated aluminium enclosures.

  • Easy access via hinged door, enabling fast and easy upgrading and maintenance in the field

  • Plug-and-play sensor and communication modules minimise stock holding whilst maximising operation uptime

  • The EZLink™ Connect - The EZLink™ Connect App provides users with easy access to essential sensor information at point-of-use, making our products easier to use, maintain and support with proactive sensor management.

  • Available with Ethernet, PROFIBUS DP, MODBUS RTU RS485, HART communications and SD card.

  • Common universal design for pH, ORP or conductivity measurement

  • Choice of wall, panel or pipe-mounting fittings, enabling quick installation without extensive modifications.

    • cULus, ATEX/IECEx and Marine DMV.GL approved.
    • Non-incendive design for hazardous area installation.
    • Available in corrosion-resistant polycarbonate or durable coated aluminium enclosures.

Simplifying your water analysis

  • The EZLink App provides users with easy access to essential sensor information at point-of-use, making our products easier to use, maintain and support with proactive sensor management.

    Instant Support

    Instant support wherever and whenever you need it

    When it comes to support, you need the right information fast to ensure your process is continually operating at maximum efficiency.

  • The AWT420 fully supports EZLink sensor connectivity allowing you to reduce operational costs through reduced maintenance time whilst improving plant performance.

    EZLink sensors are easier to use, maintain and support featuring:

    • Plug-and-play digital sensor connection
    • Factory calibrated
    • Automatic sensor recognition and set-up
    • Advanced predictive maintenance diagnostics
    • Enhanced measurement accuracy
    accurate measurement

    Smarter, faster and more accurate measurement

    With the constant strive to improve process efficiency and product quality the need for smarter, more reliable process measurement with the lowest operational costs has never been greater.

  • The AWT420 modular transmitter solution enables ABB customers to cost effectively stock a minimal amount of modular options, that are simple and quick to install.

    Reduced Process Downtime

    Reduced Process Downtime

    Operators are often faced with managing a large, complicated and expensive inventory of parts to ensure the continual operation of critical processes.

Instant support
at your fingertips

When it comes to support, you need the right information fast to ensure your process is continually operating at maximum efficiency.

From checking your audit logs to downloading the latest software through your smartphone, we are confident that EZLink connect will make your life that little bit easier by providing you with a wealth of information and services to support you wherever and whenever you need it.

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Secure access to your data

Easily and securely connect to your device to view all measurement, diagnostic and audit data in real time or analyze later in offline mode.

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Keep your analysis up to date

Access the latest software updates and essential sensor information direct through your smartphone.

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Reduce process downtime

Keep track of all current and upcoming maintenance tasks and view completed maintenance logs at a glance.

Create your perfect analysis solution

Mix-and-match either traditional analog or smart digital EZLink sensors in any configuration.

  • Enjoy smarter lifelong pH and ORP measurement

    When it comes to the design, manufacture and support of pH sensors, with over 65 years of experience few companies can match ABB.

    Our latest range of digital sensors with EZLink technology provide the ultimate in performance and reliability with advanced diagnostics to keep your process running at peak efficiency

  • Trusted conductivity measurement for critical processes

    Built to the highest quality standards, our wide range of rugged 2-electrode and 4-electrode conductivity sensors with rapid temperature response provide accurate and reliable measurement in the most demanding processes from ultra-pure water to high-coating aggressive chemical solutions.

  • Optimize aeration efficiency using the latest DO sensing technology

    Accurate, reliable and robust, our optical DO sensors are resistant to abrasion and photobleaching effects that limit the lifetime of other sensors providing precise aeration control with less maintenance cost.

  • Reliable, accurate and compliant turbidity measurement

    Whether you want to measure drinking water quality, filtration effectiveness or ensure environmental discharge compliance. ABB’s range of ISO compliant and MCERTS certified turbidity sensors offer reliable, accurate turbidity measurement with automatic optical cleaning and dry standard calibration verification.

  • Compatible with future sensing technologies

    As we continually expand our range of advanced digital EZLink sensors you will be able to easily integrate new sensing technologies onto the AWT420 platform so you can benefit from the latest technologies offering the best performance.

Versatile design, maximum usability

Compatible with a wide array of market leading water quality sensors the AWT420 provides the perfect analysis solution.

From improving the quality of the water we drink to ensuring the highest levels of water purity for power generation the AWT420 can help you improve your process efficiency

Water and Wastewater Treatment

Power and Energy Generation

Industrial Process Control

Marine

Open up a new world of smart water analysis

True Versatility Icon

True Versatility

Meet your demands of today and your measurement needs of tomorrow.
With its unique plug-and-play modular design you can reduce inventory levels and expand your measurement with ease.

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Simple and Secure Operation

ABB’s world renowned common HMI provides intuitive operation with stepby-step commissioning and maintenance guidance while multi-level security access prevents unauthorized modification of process control data.

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Easy Access to Your Data

With seamless integration through HART, PROFIBUS, or MODBUS, secure remote access through your web browser and local archiving of historical process data and audit logs to the internal SD card, access to your data has never been easier.

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Direct connection to your smart device

Connect to any iOS or Android device via Bluetooth to access essential sensor information wherever and whenever you need it to ensure your process is continually operating at maximum efficiency

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Dual Channel Measurement and Control

Mix-and-match either analog or smart digital EZLink sensors on the same device.
With integrated dual channel PID control as standard, you can configure either channel for direct or reverse acting control, or for pH only, dual (acid/base) control.

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Flexible Installation

The AWT420 can be easily wall, panel or pipe mounted and is available in both corrosion-resistant polycarbonate or durable aluminium with a choice of power options to suit your process.

Register your interest...

...in a free demonstration of out new transmitter and pH sensor offering

To book your demonstration and see how you could benefit from our transmitter and pH sensor offering, click on the button below

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AWT sensor case