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How to design easy-to-use machines

Learn how to build intuitive interfaces, including the solutions and services we offer to help you succeed.

Implementing intuitive user interfaces in your machines

Creating intuitive operator interfaces is no easy task, as it requires the right balance between simplicity and complexity, functionality and aesthetics, standardization and customization, and both technological and human factors. You therefore need to consider various aspects of user interface design, including:

The user’s characteristics

Their skills, knowledge, expectations, preferences, and emotions, as well as their physical, cognitive and emotional abilities and limitations.

The machine’s characteristics

Its functions, features, capabilities, limitations, feedback and instructions, as well as the safety and security requirements.

The characteristics of the task at hand

Its complexity, frequency, duration, urgency, importance and variability.

Ensuring effective two-way communication between user and machine is key to building an intuitive user interface

Communication from Human to Machine

Optimal communication from human to machine

The transmission of user commands to the machine, from turning it on and off to controlling its entire operation

Sometimes, intuitive machine operation involves going digital, but it can also mean easily identifiable pushbuttons that users can instinctively locate and operate without having to look at them. And when operators wear gloves, these buttons should not be too close together to avoid accidental activation.

If you opt for on-screen visualizations, make sure to think carefully about their intuitiveness. For example, you can use multi-touch screens that mimic the smartphone experience, meaning they can be operated with two fingers (to zoom, switch between screens, etc.), two hands or even gloves.

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Communication from Machine to Human

Optimal communication from machine to human

Visual, auditory and tactile cues to convey the machine’s state and notify the operator what action needs to be taken

The machine status should be easily visible from all angles and enable fast recognition, so that operators intuitively know where to go and what to do, even if they are elsewhere in the factory.

This can include sending alerts to a smartphone or tablet to point them in the right direction. And if illuminated pushbuttons are used, only those that need to be pressed in an emergency could light up to speed up the response.

When using visualizations, also think about what data to display and how to make the experience as intuitive and efficient as possible.

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Free design guide to creating easy-to-use machines

Learn how to design easy-to-use HMIs by tapping into our expert knowledge. This design guide includes tips and best practices, including dos and don’ts based on reference designs.