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Human Machine Interfaces

We found 53 posts about HMIs from DO Supply, a global automation parts reseller focused on hard-to-find and obsolete industrial automation products.

November 6, 2023

Critical Components of Industrial Automation: The Building Blocks of a Smart Factory

The manufacturing sector has transformed thanks to industrial automation, which has turned outdated factories into productive intelligence centers. The idea of “smart factories” has emerged due to these developments, where automation technology and networked systems function smoothly to optimize operations. In this post, we’ll look at the crucial elements that lay the groundwork for industrial automation and help to build a smart factory. Modern methods and technologies are used in smart factories to simplify operations, boost output, and improve overall performance. These elements allow automation, data-driven decision-making, and seamless communication throughout the production floor. By adopting industrial automation, manufacturers may gain from higher productivity, lower costs, better product quality, and increased safety. Agile manufacturing techniques, real-time monitoring, and predictive maintenance are all made possible by the integration of intelligent systems and technology...

April 10, 2023

Maximizing Your Industrial Automation Efficiency with PLCs, HMIs, Drives, and Motors

Industrial Automation is the use of automation devices and different technologies such as robotics, computer software, and communication systems to control industrial processes and machinery without significant human input. An extensive range of tools is required to implement industrial automation including control systems that integrate different automation devices like PLCs, HMIs, Drives, and Motors Programmable Logic Controllers (PLCs) are used to control and monitor industrial machinery/processes. Human-Machine Interfaces (HMIs) provide a user-friendly interface that connects plant operators to industrial controllers for machines, systems, and other devices. Drives control the torque and speed of industrial motors, while motors are used in industrial automation systems to convert electrical input energy into mechanical output energy. Industrial automation is increasingly becoming an essential part of modern-day manufacturing and production processes. Therefore, an understanding of...

February 6, 2023

Automation 101 for Beginners: Technologies

Automation is not a new concept and has been used for many years to help businesses improve efficiency, reduce human error, and increase production. Examples of early automation include the printing press, sewing machine, and assembly line for cars. Today, with advancements in technology, such as Robotic Process Automation, more tasks can be automated using digital bots within a company. As automation continues to evolve, it is becoming an increasingly important aspect of business operations. Understanding the basics of automation is crucial for companies looking to implement innovative solutions and enhance their workforce. Automation is the technology that enables tasks or processes to be completed without human involvement. To create an automated system, three main components are necessary: A source of power to drive the process and operate the system. A set of instructions that directs the process A control system that carries out the instructions. The control system is...

January 23, 2023

How Human-Machine Interfaces (HMIs) Improve Industrial Automation Processes

Human-Machine Interfaces (HMIs) are used to improve industrial automation processes by providing a visual interface for operators to interact with and monitor the automated system. HMIs can be used to display real-time process data, control system parameters, and issue commands to the automated system. One of the main benefits of using an HMI in industrial automation processes is that it allows operators to easily monitor and control the system without having to understand the underlying control logic or programming. This makes it easier for operators to perform tasks such as troubleshooting, adjusting process parameters, and monitoring performance. In addition to providing a convenient interface for operators, HMIs can also improve the efficiency and reliability of industrial automation processes by enabling operators to identify and address potential issues in real time. For example, suppose an HMI is used to display real-time process data. In that case, operators can quickly...

December 6, 2022

PLC vs DCS vs SCADA

A PLC is an abbreviation of ‘Programmable Logic Controller.’ It is a programmable controller used in process control and manufacturing automation. PLCs replaced the relay logic control system, which was used in the industry for interlocks and sequential operations. The relay logic was a hard-wired system with many limitations, including difficulty tweaking logic control, upgradation, and troubleshooting. A PLC is an easy-to-use programmable device that can be programmed and reprogrammed to adapt to any control requirement. All the wiring, connections, and functions like timer, counter, and advanced math operations are accessible inside the software. PLCs can perform operations ranging from simple standalone tasks to complex machine control processes. PLCs can be divided into two types: compact and modular. Compact PLCs are small, low-cost, and easy to install. They house all necessary components in a single package, including a fixed number of input and output channels, power supply...

September 20, 2022

Why Do Some VFDs Have Brakes?

A Variable Frequency Drive(VFD) is a power conversion electronic device used to control the speed of an AC induction motor, by converting a fixed frequency, fixed AC supply voltage to a variable frequency AC voltage input to the motor. And since the frequency is directly proportional to RPM (Revolutions per Minute), the RPM speed of the AC induction motor can be controlled by regulating the frequency and voltage of its input power. For example, if a motor-driven process requires more speed, then the VFD will increase the frequency of the input voltage to the motor and vice versa. AC induction motors are often designed as fixed frequency electrical devices, operating at 60 Hz (Hertz) or 50 Hz depending on the supply frequency of a given national grid. But the input frequency and voltage to a VFD-equipped AC motor can be adjusted by the VFD circuit to regulate motor speed. Before the advent of VFDs, variable motor speeds were obtained by running the motor at full speed and using...

July 20, 2022

PowerFlex HIM Selection Guide

The PowerFlex Human Interface Modules (HIMs) are used for configuring and monitoring of PowerFlex AC drives and their attached peripherals. These HIMs are available with most PowerFlex drives and come with a high-definition LCD. They support several languages and give practical explanations of parameters and events, so you don’t have to look through a handbook for specifics. This article discusses HIM’s features, types, components, and compatibility with AC drives. This information will help you to choose a suitable HIM for your application. HIMs are categorized into following categories. Allen Bradley 20-HIM-A3 Basic PowerFlex 7-Class HIMs: 20-HIM-A3 and 20-HIM-A5 are basic PowerFlex 7-class HIMs. 20-HIM-A3 is an LCD operator interface that is compatible with PowerFlex 70, 700, 700H, 700S, and 700L AC drives. This basic HIM features a liquid crystal display along with a full numeric keypad as an operator interface. You can either use this HIM as a hand-held device or mount it...

July 12, 2022

20-HIM-A3 vs 20-HIM-A6

The term HIM stands for Human Interface Module. It’s basically a user interface that enables human operators to engage and interact with a drive, machine, or a system. HIMs are commonly used in the industrial context, and you’ll often come across them in industrial environments alongside AC drives or Variable Frequency Drives (VFDs). They allow factory operators to start and stop process cycles, adjust operating set points, and perform other necessary functions required to control and interact with industrial drives. HIMs are also software-based, so they replace physical and hard-wired controls with software control parameters, allowing easier adjustment of drive operating parameters. Thus, with a HIM you can upload individual sets of parameters for your host drive and any other peripherals connected into the HIM. Other functions include: Accepting input data obtained from human operators Processing the input data Data logging Real-time information display of the operating conditions...

May 23, 2022

PanelView vs VersaView

VersaView and PanelView are Allen-Bradley operator interfaces from Rockwell Automation, with similar functionalities as Human-Machine Interfaces (HMIs). These graphic operator terminals combine HMI software and hardware to allow users to interact with a controller and the system being controlled. An HMI terminal can vary from a physical control panel with indicator lights and keypad buttons to an industrial PC (IPC) with color graphic displays and which runs a dedicated software. The Allen-Bradley PanelView and VersaView are both popular operator terminals in a variety of industrial control applications requiring the display of information graphically, real-time monitoring, and control of various industrial processes. They enable operators to understand the status of a controller fast enough, so as to make informed control decisions regarding the machine or process being controlled. Allen-Bradley PanelView Terminal Allen-Bradley PanelView terminals provide rugged, graphical interface...

April 4, 2022

PanelView 800 vs PanelView Plus 7

Allen-Bradley PanelViews are graphical operator interfaces, similar to Human-Machine Interfaces (HMIs). They are a combination of hardware and software through which users interact with a controller. These PanelView terminals are popular in a variety of industrial applications that require monitoring, control, and graphical display of operational data. Their color graphics displays allow operators to quickly understand the status of the controller and the system or machine being controlled, to make better control decisions. However, with so many different PanelView terminals available from Rockwell Automation, selecting the right one for your application can be confusing especially if you’re not familiar with their features. This article seeks to provide a detailed comparison of PanelView 800 and PanelView plus 7, to hopefully assist you to make a more informed choice between the two. PanelView 800 PanelView 800 terminals are color graphic Human-Machine Interface (HMI) devices under...

November 16, 2021

IPC vs HMI

Recent advancements in industrial automation have led to the development of more powerful and more flexible control systems, which are easier to program, configure and communicate with. Modern industrial controllers are characterized by higher processing power and better interconnectivity in comparison to traditional controllers. Today, many industrial control applications utilize Human Machine Interfaces (HMIs) and Industrial Personal Computers (IPCs) to acquire raw data, process, visualize or store the processed data. You’ll often find both HMI and IPC on the factory floor, and it is almost impossible to distinguish them at first glance; as they resemble each other in physical appearance. Even many plant operators usually call an IPC an HMI, which adds to potential confusion. However, there are technical and functional differences between an IPC and an HMI that go beyond their outward physical design. These differences include processing and connectivity capabilities, feature set...

May 7, 2021

Hardware Comparison: PanelView Plus 7 Standard vs. Performance

As smart factories, facilities and cities continue to grow, so does the need for improved visualization and functionality in Human Machine Interfaces (HMI). By bringing that visualization down to the operator and technician level at the machine level, machine state, error messaging, real-time running conditions, and other information can be graphically displayed to assist in decision-making and remediation of problems. Introduced in 2015, Allen Bradley’s PanelView Plus 7 Performance offers a broader range of features than its predecessor, the PanelView Plus 7 Standard. For system designers looking to use the PanelView 7 family in their control design, here is a comparison of the most common features of each: There is quite a difference in screens and alarms allowed in a system between the Standard and the Performance. The PanelView Plus 7 Standard allows up to 100 graphics screens within a control system. The Standard is also limited to 500 alarms. By contrast, the PanelView Plus 7...

April 23, 2021

Hardware Comparison: VersaView Selection Guide

The Allen Bradley VersaView line is distinctly different from the PanelView and Component HMI class. The VersaView line combines monitors, industrial PCs, and thin clients that work on an open architecture platform. The VersaView line also has fewer connectors and is fanless, reducing commissioning time and setup costs. By combining these industrial computers and monitors with software applications and thin client software, the entire visualization experience is enhanced. The use of thin clients provides a cost-effective solution for both standalone and complex visualization systems throughout an operation. By connecting via server to access stored applications, local hard drives are not needed. This centralized approach also helps users better ensure security than distributed hard drives that may be more susceptible to breach. The VersaView Family The VersaView line is designed for system flexibility and centralized server access to power the visualization applications. This is...

April 2, 2021

Allen Bradley HMI Selection Guide

Allen Bradley has long offered an extensive line of HMI products for any application. From standalone machines to complex control systems integrating entire operations, they provide reliable, accurate, and robust HMIs for any need. These HMIs allow operators, system designers, and technicians access to real-time machine conditions and process status by choosing the appropriately sized HMI product for the required application. Decision-makers from the shop floor level to the back office can count on accurate and highly visualized data to allow them to make the best decision for the situation. Machine Level HMIs The PanelView Plus 6 HMI was one of Allen Bradley’s earlier HMI products. It is now under “End of Life” status but is still available both surplus and refurbished. The PanelView Plus 6 is available in six screen sizes, including 7”, 10”,12.5”, and 15” (designated as the 700, 10000,1250, and 1500 respectively). The Plus 6 is also available in 4” and 6” (400 and 600) as a Plus 6...

February 26, 2021

Hardware Comparison: PanelView Plus 7 vs PanelView 5500

Each passing year brings greater and greater need for visualization within control systems. The ability to visualize machine states, errors, running conditions, quality, and other data is critical to today’s control environments within manufacturing, warehousing and other industries. Allen Bradley’s line of HMI solutions offers a wide range of products for end users or control system designers to build out the system that works best for their application. With state-of-the-art features, Allen Bradley’s current line of HMIs givers builders and users the tools to optimize any system. Here is a look at the differences and similarities between the PanelView Plus 7 and Allen Bradley’s newer solution, the PanelView 5500 . PanelView Plus 7 Standard and Performance Before looking at direct comparisons, it should be noted that there are some differences between the PanelView Plus 7 Standard and the PanelView Plus 7 Performance. Understanding these differences will also help inform users when...

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