Outsourcing plc scada projectJobs

...a simple project which i need put into ladder logic for a Click PLC to control 3 5/2 pneumatic cylinders from four input buttons. Logic: Button A pushed: Cylinder 1 Closed and Cylinder 3 Open (Cylinder 2 can stay in whatever position it is in) Button B pushed: Cylinder 1 Open, Cylinder 2 Open, Cylinder 3 Open Button C pushed: Cylinder 1 Open, Cylinder 2 Closed, Cylinder 3 Open Button D pushed: Cylinder 1 Open, Cylinder 3 Closed (Cylinder 2 can stay in whatever position it is in) When a button is pushed, the cylinders should move to the correct position and then remain there even when the button is released. The cylinders should only move again when another button is pushed. I would prefer to use cylinders without positional input and need a recommendation on which C...

More details: I have a AWS IoT Core account where MQTT devices are publishing data to it. I require the assistance to set-up Ignition SCADA V8.0 Mqtt engine to subscribe to the topics within AWS IoT Core.

We're NextMars, a game art outsourcing studio looking for a talented writer to create compelling and informative blog content for our website, NextMars.com. You can use AI. We need regular blog posts related to the game art outsourcing industry, strategically incorporating our company name, NextMars, to enhance brand awareness. The content should be original, high-quality, and engaging, targeting keywords that will drive significant traffic to our website. We want to attract more clients. Our website is based on Wix, it will require a keyword for each blog for the SEO. Our budget is limited, we are looking for the lowest possible price. Please let me know your quote for 10 blogs, 20 blogs, 50 blogs and 100 blogs. (Again, you can use AI, so I need to know the cheapest p...

Lead Generation Project Brief Project Title: Enhanced Lead Generation and Conversion Campaign for Amazon Brand Owners Objective: Develop and execute a comprehensive lead generation and conversion campaign targeting three specific Ideal Customer Profiles (ICPs) within the Amazon Brand Owner segment. The campaign must leverage the advanced targeting capabilities of Meta’s advertising algorithm to identify and attract high-intent prospects with tailored solutions for their unique pain points and fears. The emphasis will be on maximising Return on Ad Spend (ROAS) and Return on Investment (ROI) for RT7 through a meticulously managed 'Done for You' service. The result is leads that are target clients that are acutely aware of the service that is being presented t...

I'm looking for an experienced programmer specifically skilled in Mitsubishi PLC and GX Works3 to help with a programming task. - Task: You will be programming a Mitsubishi PLC used in an industrial automation application. - Software: Proficiency in GX Works3 is a must, as this is the software that we are currently using. - Experience: The ideal candidate will have previous experience in programming Mitsubishi PLCs, especially within an industrial automation context. Your responsibility will be to ensure that the PLC functions appropriately within the larger automation system in a seamless and efficient manner.

I recently purchased a script from Code Canyon, and I'm excited to bring my vision to life with your expertise. Here's the scoop: I'm building a website for The Assistant Hive, a virtual assistant outsourcing agency. Our goal is to provide top-notch VA services to businesses worldwide, and we need a website that reflects our professionalism, reliability, and commitment to excellence. I have the website copy ready to go, so your main tasks will be adding images, text, and our logo to the website. I'll provide you with all the necessary assets and instructions to ensure everything aligns perfectly with our brand identity. Here's what I need from you: 1. Incorporate the provided website copy seamlessly into the design. 2. Select and

...Sourcing suppliers and maintaining long-lasting relationships with them as well as existing suppliers in China and Hong Kong. * Implementing inventory optimization strategies within the company. * Obtaining quotes from different suppliers. * Generating quote comparisons and contributing to internal supplier selection based on the quotes. * Providing solutions to improve company spending and outsourcing. Sourcing Specialist Requirements: * Bachelor's degree in administration, logistics, supply chain or related field. * Proven experience in sourcing processes. * Proficiency in Microsoft word, PowerPoint, excel, and outlook. * A thorough understanding of sourcing methodologies. * Strong negotiation skills. * Sound time-management and organizational skills. *...

I'm seeking a seasoned SEO specialist capable of refining the on-page SEO for our German website, with the main goal of improving ourwebsite rankings on Google. Your responsibilities will be: Keyword Research: Identify relevant keywords and key phrases related to our services, focusing on: - Technical recruiting and RPO - Engineering consultancy and outsourcing - IT outsourcing Utilize tools like Google Keyword Planner, SEMrush, Ahrefs, or Moz to gather data on search volume, competition level, and keyword variations. Filter the keywords based on relevance, search volume, and competitiveness. Include long-tail keywords and geo-specific keywords where applicable. Analyze competitor websites for: (we need to provide Across with a list of at least 3-4 closest competi...

We are seeking a talented freelance web designer/developer to create a custom template for our existing website, While we admire the design and layout of , we are looking for a unique template that aligns with our brand identity and specific requirements. We need Following templates to... While we admire the design and layout of , we are looking for a unique template that aligns with our brand identity and specific requirements. We need Following templates to be design in our site: Home Engagement Models Solutions Expertise Technology Expertise All Technologies All Software Developers Developer Skill Recruitment Clients About Contact Outsourcing Handbook Why Outsource Why Nearshore Insights

...programming, particularly in PLC. The ideal candidate must have extensive experience and expertise with Siemens-brand PLCs. Nonetheless, the specific Siemens PLC series to be used in the project hasn't been finalized yet. Therefore, freelancers familiar with several series will have an advantage. Key Requirements: - Proven experience with PLC (Programmable Logic Controller) programming - Proficient with Siemens PLC systems - Ability to recommend and choose the appropriate Siemens series for specific automation tasks - Ability to promptly troubleshoot and resolve any issues that might arise Need to build and program RPM testing machine and strength testing machine. ( For grinding wheel rotation strength check. Your relevant project or wor...

I'm looking for a skilled designer to create an intuitive graphical user interface (GUI) specifically targeting everyday consumers. All the data will be from a PLC, but the communication is already set up, i just need a skilled designer to create a good GUI. Key Responsibilities: - Design a GUI to display data succinctly through graphs and charts in LabVIEW. - Prioritize user-friendly design principles to engage everyday consumers. Ideal Skills and Experience: - LabVIEW - Proven experience in GUI design. - Proficiency in tools for interactive design. - Familiarity with consumer behaviour and preferences. - Expertise in data visualization using graphs and charts.

freelancer for ongoing work for website design outsourcing for continued projects no companies, please budget around INR 1500 for 10 page informative WordPress website bid only if u agree

## Automated / copy - paste bids will not be reviewed ## ## No company / agency please ## ## Please read the complete job description before applying ## ## Full time contract job == No project outsourcing == No task based job ## ## 8 hours job, Monday - Friday ## ## Experience : 4+ years ## ## Package: INR 80k to 100k per month ## ## Selection: Technical interviews (2 rounds) ## ## Open for freelancers from INDIA only ## Requirements: 8+ years of experience with C# .Net Web API, Entity Framework 8+ years of experience with web application development Experience with Javascript framework (preferably Vue.js) Familiarity with Microsoft SQL Server Fluency in best practices and principles, SOLID design, refactoring for code quality, TDD. Knowledge of best practices for developin...

...agency to help German companies to hire talent worldwide. My focus are automation engineers for industrial applications (mainly PLC Engineers). There is a shortage of skilled workers in that field in Germany due to ageing demographic and decline in STEM-graduates. Because of this, companies are increasingly open to look for candidates overseas. I have worked for 10 years in HR positions in the german engineering and manufacture industry and would therefore cover the customer side of the recruiting processes myself. General requirements for candidates would be: university degree in electrical engineering or computer sciences; 2+ years of practical experience in PLC-programming; Fluent in English (or German); willing to move to Germany for a next career step Candidates ca...

Looking for a talented PLC programmer proficient in working with Delta DVP-14SS2 for a motorized break motor control project. Simply required: 1- We want to read the wind speed through a anemometer with a frequency up to 800 Hz , and accordingly lock the brake when it exceeds a certain speed and release the brake when the wind speed decreases. i have the anemometer equation outputs required : 1- 2 relays to control dc motor direction ( the motor with 3 wires com, cw, ccw) 2- 4 led indication lights break, release, alarm , running inputs required 1- spst selector key switch (automatic / manual) 2- 2 push buttons for manual mode (break/ release) 3- 2 limit switches to stop the motor when reach the end point 4- reading AC status through 220vac-24vdc power module (on/off...

I'm looking for someone experienced in PLC programming to help develop a control program for a tank fill process. Our process involves efficiently moving salt water brine product to storage tanks. The program should monitor: 1. Level of salt water brine 2. Temperature of salt water brine We need the system to be automated, reliable, and easy to use as it forms a critical component in our operations. It's essential for you to have a profound knowledge of PLC programming, experience with designing control systems for liquid transfers, and a knack for creating user-friendly interfaces. Familiarity with industrial standards related to liquid storage and transfer would be an asset. The compiled code and complete documentation should be provided upon completion for fu...

I need a specialized professional to construct an e-commerce website using WordPress in GoHighLevel. The requirements are: - An ability to categorize and search for services - Fixed Menu on all pages - Integrated and fully functional online payment methods - Leave a Review Plug, FAQ - A scheduler - to set it up and customize - integrate wi...$600. Non-negotiable Your experience with WordPress and GoHighLevel is key. Knowledge of e-commerce platforms and understanding of integrating online payments and customer reviews is an advantage. Proven experience in scheduling tool integration is a bonus. Turn my vision into an accessible and quality e-commerce site. The websites you provide as references - to be made by you. And, no outsourcing on your end. Concept of Home Page within...

I need assistance in transferring programs from my Schneider Electric PLC. I'm not entirely sure which programming software was used initially for the TWIDO TWDLCAA40DRF PLC, so flexibility and expertise with all Schneider Electric software are a must. Essential Skills: - Experience with Schneider Electric PLCs, preferably with TWIDO TWDLCAA40DRF - Proficiency with TwidoSuite, SoMachine, Unity Pro, or any other relevant Schneider Electric programming software - Good communication skills to guide me through the process. Your help will save me time and effort while ensuring the successful transfer of my PLC programs. This project will need to be on-site as well since the equipment does not have any internet access.

I need a designer to create multiple electronic brochures that will serve to introduce new services my recruitment outsourcing company offers. The key aim here is to appeal to potential clients and make sure these e-brochures fundamentally represent our corporate identity and uniform branding across all. - Create more than three different e-brochures - E-brochures should be primarily designed for potential clients - Each e-brochure must focus on introducing new services

I'm in need of a designer, I have a agency that works in HR outsourcing and hiring field, Name of my agency is Bhrv Solutions, I want a minimalistic logo that express the motive of my agency and at the same time look attractive. Your task will involve: - Expressing the agency's creative motive through the logo design - Expertly utilizing design elements to evoke creativity While the specific design elements to be incorporated were not specified, your creativity in utilizing elements such as abstract shapes, bold colors, or unique typography is highly encouraged. Ideal Skills: - Proficiency in various design aesthetics - Experience in logo and brand identity design - Excellent communication and interpretative skills - Flexibility and creativity in design process.

Experienced PLC Programmer | INDUSOFT HMI and SCADA Expert Project Duration: Ongoing ABOUT US: Currently, we are seeking a highly skilled PLC programmer with expertise in Omron PLCs and INDUSOFT HMI/SCADA applications to join our team for an exciting project for a leading provider of innovative solutions in the field of industrial and electronic test equipment for semiconductors and photonics. PROJECT DESCRIPTION: We immediately need to upgrade the memory structure of our client's Omron CP-1H PLC from 32k to 1M cells to handle more precise measurements. This upgrade requires reallocating memory cells, particularly for Channel 1 & 2 AD Voltage Input data and their current calculations, and updating the INDUSOFT user interf...

Statement of Work (SOW) for Sales Department Outsourcing to Call Center in the Philippines Introduction: This Statement of Work (SOW) outlines the requirements and expectations for outsourcing our sales department to a call center located in the Philippines. The service provider (call center) is expected to fulfill the specified tasks and deliverables outlined herein. Scope of Work: The service provider shall be responsible for conducting sales conversion activities on behalf of our company. This includes but is not limited to: Making customer service calls to potential leads in need of medical services and/or treatment. Achieving a predefined quota of conversions per day and per week. Required Resources: The service provider must ensure the availability of: Five (5) str...

Need to design hmi interface and program comunication to an existing program in plc Mitsubishi.... The original hmi is not working.

I lead an IT and BPO company in Noida, India, and we are currently looking for a Business Development Manager who can bring the business process outsourcing (BPO) project that centers on healthcare. The project will specifically involve: - Data entry for healthcare processes - Fillings claims adjudication forms -Enrollment and Cobra Process It is advantageous for our potential partner to have experience in the healthcare industry, specifically with data entry tasks related to it, along with a firm grasp of claims adjudication forms. We encourage those with a keen eye for detail, high accuracy in data entry, and a good understanding of healthcare terminologies to apply.

I'm seeking an experienced Siemens PLC programmer with adept skills in multi-task programming and a solid understanding of automation control. The successful freelancer will need to: - Program a Siemens PLC to operate several tasks concurrently. - Ensure smooth interaction among the operations for seamless task execution. - Focus heavily on automation control to enhance efficiency and the overall output of my operations. Ideal Skills: - Expertise in Siemens PLC programming - Strong knowledge of automation control - Previous experience with multi-task programming methods. I welcome all freelancers with relevant experience who can deliver high-quality and reliable programming for this robust project.

Related link: # Overview This document has been prepared as a request for proposals to comprehensively improve the design of an existing ChatBot. While the current ChatBot is capable of handling a variety of message types, there are many opportunities to enhance the user experience (UX) from a design perspective. This request aims to restructure the ChatBot into a more user-friendly and modern design by providing clear guidelines and standards for the improvement work. # Background The current state of the ChatBot supports various types of messages to meet diverse communication needs. These types include text messages, videos, pictures, voice messages, and more. However, the current design reveals

I am looking for an experienced HMI programmer, specifically skilled in Ignition . The task at hand will involve transferring sensor data to Ignition and creating a few display screens. Ideal expertise include: - Extensive experience with IIOT, mqtt - In-depth knowledge of HMI systems. Interested applicants should be able to showcase a portfolio or provide references of past relevant work. Per hour and has to be done on our servers remotely. Softwares are fully loaded and sensors are connected.

Seeking a skilled developer for creating a SCADA and data logging system with the ability of real-time monitoring and historical data analysis. Your task would evolve around interpreting images from a vision sensor and recording their related values on trigger-based instances. Key Requirements: • Implementing real-time monitoring. • Accumulating data for historical analysis. • Devising a system that triggers based upon specific conditions to capture and log data. Expertise in vision sensors and real-time data capturing is paramount. Experience with trigger-based systems and the ability to work with image data is desired. Your contributions will deliver vital data analytics toward our continuous improvement efforts.

Website content I want website content on recruitment process outsourcing It’s a page with service providing content i need content for keyword topic - recruitment process outsourcing and how rfs can help its one topic I need it back in 5-6 days and my budget is 250 USD. Please bid if anyone can do.

I have an imperative need for an accounting agent, ideally with a strong network among CPAs in Perth. Your main tasks will involve: - Assisting my firm in establishing connections and introductions with Perth CPAs - Acting as my representative during these interactions - Setting up meetings with CPAs, who demonstrate an interest in outsourcing their bookkeeping to my firm. Your priority is to secure at least one client per month on an annual contract. Your ability to leverage existing connections is critical so I am looking for someone who resides in Perth and has already formed alliances within the CPA community. Ideal Skills and Experience: - Excellent networking capability - Strong interpersonal and communication skills - Deep familiarity with the Perth CPA community -...

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I'm looking for an expert in Programmable Logic Controllers (PLC) and cloud computing to create a system that observes and reports real-time PLC data, specifically focused on temperature and speed. This assignment requires: - Designing a solution that reliably monitors PLC data on temperature and speed in real-time. - Transferring this data to the cloud for easy, constant access. - Creating a custom dashboard to visualize the data in an engaging and intuitive manner. Ideal Skills: - Deep understanding of PLC systems. - Extensive experience with real-time data monitoring and cloud computing. - Ability to design and develop custom dashboards. - High proficiency in data visualization. By accomplishing this project, remote tracking of critical par...

Hi Rohit, as per our previous discussion for the AB Servo and program upgrading, i would like to follow up with you if the project has been completed or not. If the project is not completed yet, let me know and we can discuss more on it since i have available time now. Regards, Hafiz

Being an expert in industrial automation, my project's objective is upgrading our existing control system. Hence, I am looking to collaborate with a talented CODESYS developer who is deeply skilled in a variety of areas, especially: - PLC Programming. - HMI Development. Essential Attributes: - Familiarity with real-time operating systems, and a knack for working effectively with safety protocols. - Proven track record in enhancing system performance and efficiency by leveraging these skills. - Servodrive and motor programming and setting This project will require in-depth technical knowledge, a problem-solving attitude, and a collaborative spirit. Almost as important, I appreciate good communication skills and a thorough approach to documenting your work. If you reso...

Hi Ali F., I noticed your profile and would like to offer you my project. We can discuss any details over chat.

As a project manager, I'm currently looking for assistance with TIA Portal. My problem is twofold: - Troubleshooting Errors: Particularly compile errors that I'm encountering. - Programming PLCs: Specifically, ladder logic programming is required. The ideal freelancer for this project would be proficient in TIA Portal, adept at identifying and fixing compile errors, and skilled in ladder logic programming for PLCs. Looking forward to your proposals.

...currently in search of a skilled and motivated freelance PLC Programmer to undertake a critical project for our advanced water tank management system. Required turnaround time of 24hrs preferred. This project involves the development and implementation of ladder logic for controlling two tanks equipped with digitally controlled ball valves and variable resistor water level sensors. The primary objective is to maintain specific water levels within each tank, dictated via Modbus messages, while compensating for continuous water outflow. Project Details System Components: Two water tanks, each regulated by digitally controlled ball valves. Variable resistor water level sensors for real-time water level monitoring. A central Siemens Step7 PLC unit that ...

I desire a proficient SEO expert, particularly a PBN (Private Blog Network) specialist for an extensive partnership. We are outsourcing this service for our client, emphasizing increasing web traffic primarily through link-building techniques, notably PBN. Your Responsibilities: 1. Implementing a PBN strategy to boost website traffic. 2. Continuous monitoring, measurement, and fine-tuning to maximize results. Ideal Skills: 1. Familiarity with working on PBNs for SEO. 2. Expertise in link building techniques. 3. Endowed with a robust understanding of SEO best practices. As we are envisaging a long-term commitment, your best price for this service would be highly appreciated. Though price matters, the quality of work will be the key influencing factor in our decision-making proc...

## Automated / copy - paste bids will not be reviewed ## ## No company / agency please ## ## Please read the complete job description before applying ## ## Full time contract job == No project outsourcing == No task based job ## ## 8 hours job, Monday - Friday ## ## Experience : 4+ years ## ## Package: INR 65K per month ## ## Selection: Technical interviews (2 rounds) ## ## Open for freelancers from INDIA only ## JD for the Power BI/ Analyst resource MS Dynamics 365 + Power BI + SQL experience is mandatory. Only Power BI + SQL will not work. Experience in (at least 4 years) •     Building Power BI reports •     Dynamics 365 Business Central (BC) •     Working with different connectors...

...for this project. Your design should adhere to our specific requirements and accommodate a top-down arrangement of control elements. The selection of components must be high quality and cost effective. Key Requirements: - Voltage rating - Current capacity - wiring numbering - Number and type of control elements, including 3 phase load balancing - complete bill of materials to be purchased from RS components UK. - I/O of Siemens S7-1200 PLC with HMI - panel layout with push buttons and HMI Please note, I would need the project to be delivered in an editable file format, either in autodesk electrical or Siemens Wiring and Harness. Experience with control panel design and a comprehensive understanding of electrical wiring are essential for su...

...seeking an experienced Siemens PLC Programmer to implement new logic controls for my S7-1500 model. The tasks for this project will include: - Developing new logic control methodologies that align with the project goal - Ensuring effective integration of these new controls with the existing system - Conducting thorough testing of implemented logic controls to confirm functionality and reliability The ideal candidate for this job should possess: - Provable expertise in PLC programming particularly targeting the Siemens S7-1500 model - A deep understanding of implementing new logic controls - Excellent problem-solving abilities, proving effective within testing phases as well Overall, this project aims to introduce new logic controls to a Siemen...

I'm in need of a professional who is familiar with the PLC Studio 5000 software to assist me in creating a simulation. It would be beneficial if you have: - A strong background experience with PLC Studio 5000, regardless of the version - An ability to provide clear, concise instruction and guidance throughout the simulation creation process. I encourage those who feel confident in their abilities with PLC Studio 5000 and creating simulations to apply and showcase their experience.

...for a programmer who can help me to send ASCII values to RS232C port of a PLC from USART of STM32F4O7VGT6 Discovery board using USART1 of the microcontroller. The code must be in header file written in C language and my existing project doesn't use HAL libraries instead the Usart library that i have in my file system is #include "stm32f4xx_usart.h" so the code is preferred to be written around the same, and if Hal Library usage is necessary then how to include it in my code must be guided for so that I could easily include in my Attolic True Studio Project. The entire project is being written in C programming language. Just need to send Characters, strings , integers and floating point numbers from Microcontroller to PLC. Will be using a...

I'm looking for a reliable outsourcing partner to handle annual maintenance for my WordPress and other websites. Your responsibilities will include: - Regular plugin updates - Regular theme updates - Regular website backup I also require you to follow all standard industry practices involved in Annual Maintenance Contracts (AMCs). Ideal candidates would have extensive experience in providing software maintenance services for WordPress and other sites, including expertise in plugin and theme management, as well as website backup procedures. A thorough understanding and adherence to tried-and-true industry practices for AMCs is essential.

I am looking for someone to produce some electrical circuit diagrams in EPlan. The actual design is complete and they need to be put into EPLan. BOM is already complete. Also looking for panel layout, both backplate and front panel, in 2D and 3D The panel is basically a PLC control cabinet with some pushbutton, indicators and HMI. I live in Gloucester, UK and I am ideally looking to work with a local person

We are looking for regional partners in North America, Europe, Australia, and Asia. Partners in each region need to sell to corporate customers in the region: Category A: Software outsourcing services include: website construction, remote operation and maintenance, software development, App development (Android, IOS, Web), etc. Category B: We provide human outsourcing services in various fields, computer development and languages. Category C: Website construction services: We already have as many as 100,000 websites in various industries for customers to choose from. Customers can deploy and run directly on the cloud host after selection. (Partners’ salaries need to be communicated)

I require a well-researched and professionally written p...a well-researched and professionally written paper about the recent developments in air conditioning and heating, focusing specifically on HVAC & PLC. The paper needs to be targeted towards industry professionals with an understanding of the technical terms related to this field. Key responsibilities would comprise: 1. Comprehensive understanding and research on HVAC & PLC systems. 2. Accurate interpretation of complex technical data. 3. Language should demonstrate professional prowess, with high readability by industry professionals. The freelancer ideally should have: - Exceptional research capabilities - Profound knowledge in HVAC and PLC systems - Strong technical writing skills - Experience wri...

Estimado/a Freelancer, Estamos avanzando hacia el lanzamiento de un servicio SaaS que permite a nuestros clientes subir videos para su procesamiento mediante algoritmos de IA, con resultados entregados en formato .csv correspondientes a los resultados de cada frame del video. El proyecto se centra en el procesamiento de video y análisis de datos, en...ideas sobre cómo abordar estos desafíos y cualquier pregunta que puedas tener sobre el proyecto. Por favor, indícanos tu disponibilidad para una reunión virtual para explorar esta colaboración más a fondo. Esperamos con interés tu respuesta y potencial colaboración. Atentamente, Jaime Sendra Berenguer Ingeniero Industrial Data Scientist | Machine Learning Engineer | Deep Le...

I am in need of an experienced PLC programmer, specifically experienced in working with the Honeywell HC900 Controller. I am unsure about the programming language to be used for this project and would need guidance on that matter. Requirements: - Proficient in PLC programming - Familiarity with Honeywell HC900 Controller - Ability to guide on the use of the best programming language for the task - Expertise in developing SCADA based interfaces Your responsibility will be to program the PLC while helping me understand the programming language used and ensuring compatibility with a SCADA based interface. Those interested are expected to have a proven track record of working with similar projects. Your proposal should include your experience and pr...

I am in need of an experienced PLC programmer to code for a DVP-01PU (position control unit). Here are the key requirements and details of the project: - Controlling LS XGT Servo Drive [XDL-L7SA010AE] with DVP-01PU unit which connected to PLC CPU "Output relay" as shown in the photo. - The system will include Touch screen HMI model: DOP-107BV connected to PLC CPU Via. RS-485 - The specific model to be programmed is the DVP-01PU (position control unit). - The servo system is required to control the rotation of the motor in the right or left direction with a limited number of rotations, such as 30 rotations to the right and the same to the left. - It is known that the number of rotations will be constant and cannot be changed through the touch screen. ...