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I have a commercial freeze-drying machine in the field that needs a fast round of improvements. All three layers—software, the HMI interface, and the underlying PLC logic—require bug fixes plus a handful of small feature tweaks. I already hold the complete source code and full documentation package, so you will start with everything you need. The existing program’s language will be confirmed by our manufacturing partner as soon as you come aboard; please be comfortable working in the common IEC-61131 suite (Ladder Logic, FBD, or Structured Text) so we can move quickly once the exact dialect is named. Scope and deliverables (must be completed inside a one-week window): • Review the current codebase and documentation. • Implement the agreed bug fixes on the PLC side and align the HMI screens accordingly. • Adapt all updates to integrate with a Kinco GH043 HMI upgrade using D tools. • Upload, test, and validate the updated build on a newly installed PLC connected to the existing HMI on-site. • Provide a concise change log and updated source package at hand-off. I will be available daily for rapid feedback, and remote access to a test rig can be arranged if required. Let’s get these improvements shipped on schedule.
Project ID: 40740953
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50 freelancers are bidding on average $2,159 USD for this job

With a comprehensive profile melding electrical engineering and embedded systems expertise, I am uniquely qualified to deliver the updates your freeze-drying machine needs. Drawing from my proven success in firmware development, PCB design, and IoT product engineering, I am adept at quickly assessing and addressing the specific needs of complex systems like yours. My experience with multiple programming languages including those in the IEC-61131 suite ensures your project progresses seamlessly without any language barriers hindering our progress. My multi-skilled background also includes proficiency in IPCs, SCADAs, HMIs and DCS integrations – key elements for efficiently executing this project. The rapid feedback loop you require is something with which I'm also intimately familiar; as a freelancer and professional, I understand the importance of maintaining strong lines of communication throughout the project life cycle. Finally, my ability to deliver complete product solutions from idea to prototype to final product will be a clear asset in providing you with high-quality results within your condensed timeframe. I believe my adaptability to shifting program needs, backed by strong problem-solving skills and precise attention to detail will help us not just meet but exceed your expectations in this project. Don't wait any longer – let's get these improvements implemented on schedule.
$3,000 USD in 45 days
8.4
8.4

Hi, I understand that you need quick updates to the freeze-dryer PLC logic, HMI screens, and related software within one week. I will first review the source code, documentation, and current machine sequence, then identify the bugs and confirm the requested feature changes. I can work with IEC-61131 languages such as Ladder Logic, FBD, or Structured Text, and will adapt the HMI updates for the Kinco GH043 using D tools. After the changes, I will test the build on the available rig or remote setup, check the PLC and HMI communication, and help validate it with the newly installed PLC. I will also provide a clear change log and the updated source package at hand-off. Which PLC model, IEC-61131 programming language, and exact bug fixes or feature changes should be addressed first? I can stay available for daily feedback so issues are resolved quickly and the one-week schedule remains on track.
$3,000 USD in 19 days
7.2
7.2

Hi, This is Elias from Miami. I checked your project description and understand you need a fast one-week update across the freeze-drying machine’s PLC logic, software, and HMI, including compatibility with the Kinco GH043 upgrade and on-site validation. I’ve worked with industrial software, automation logic, HMI integrations, and troubleshooting existing systems where the source and documentation are available. I’d first review the existing code and documentation, identify the reported issues, then implement and test the PLC changes alongside the HMI updates. I’ll validate the build on the new PLC/test rig, confirm the machine workflow, and provide the updated source package and concise change log. I have a few questions for clarification: Q1 – Which PLC manufacturer/model and programming environment is currently being used? Q2 – Will the manufacturing partner provide the exact IEC-61131 dialect and Kinco D Tools project files? Q3 – Can you provide the current source code, documentation, and complete bug/feature list at the start of the one-week window? Looking forward to hearing from you.
$2,250 USD in 7 days
7.4
7.4

Hello sir I'm PLC programmer with 10 years of experience in the automation field I have good experience with kinco PLC and Hmi and I do alot of jobs using it I also have good experience with other different types of PLC brand I also have good experience with cad electric and eplan to edit the drawing if needed Please contact me for more detailes I am available for work from now I hope we can work together Best regards
$2,000 USD in 7 days
5.6
5.6

I can take this freeze-dryer update from code review through validated hand-off within your one-week window. I’ll review the existing PLC program, documentation, and HMI configuration, then implement the agreed fixes while keeping PLC behavior and operator screens aligned. I’m comfortable working across IEC-61131 environments, including Ladder Logic, FBD, and Structured Text, and can adapt the changes for the Kinco GH043 upgrade using D Tools. My workflow will include controlled source review, incremental implementation, test-rig or remote validation, deployment to the newly installed PLC, and verification against the existing HMI. You’ll receive a concise change log and a clean, updated source package at hand-off. With daily feedback available, I can prioritize the critical defects first and keep the remaining feature tweaks moving without losing traceability.
$2,500 USD in 4 days
5.4
5.4

For over 8 years, I've dedicated my career to making technical systems perform optimally and efficiently, which is why I am confident that I can more than adequately handle this Freeze Dryer PLC/HMI update project. My extensive experience in embedded systems and firmware development with C/C++ makes me a perfect fit for your project which requires the use of common IEC-61131 suite like Ladder Logic, FBD, or Structured Text. I not only bring strong circuit design, PCB layout, and microcontroller skills to the table but also a deep understanding of power electronics, high power systems analysis, and reliability engineering. This means I am comfortable working at every level on a project like this — from examining the existing codebase to updating the build on the live unit. Effective collaboration is vital in projects with tight deadlines. My experience working in multidisciplinary teams and excellent project management skills ensure smooth cooperation throughout, so we can maximize our two-week window together delivering top-notch work for you. Looking forward to bringing my passion for problem-solving into improving Freeze Drying Machine.
$2,000 USD in 10 days
4.4
4.4

Greetings! I can deliver the fast round of improvements to your commercial freeze-drying machine across software, HMI, and PLC logic. Working from your complete source code and documentation, I am comfortable in the common IEC-61131 environments, Ladder Logic, FBD, or Structured Text, and can move quickly once your manufacturing partner confirms the exact dialect. Within the two-week window I will review the codebase and documentation, implement the agreed bug fixes on the PLC side and align the HMI screens, upload, test, and validate the updated build on the live unit, and hand over a concise change log with the updated source package. I am available daily for rapid feedback and can use remote access to the test rig if helpful. Thanks, Revival
$1,500 USD in 30 days
4.4
4.4

I understand, we can work across the PLC logic, HMI screens, and application layer to implement the required fixes and small feature changes within the one week window. We can review the existing source and documentation first, work with the confirmed IEC 61131 language such as Ladder, FBD, or Structured Text, then align the HMI updates with the PLC changes and integrate the Kinco GH043 upgrade using D Tools. We’ll validate the build on the new PLC with the existing HMI, test the agreed scenarios, and provide the updated source package and concise change log at handoff. 1. Which PLC model and programming environment are currently being used, and which IEC 61131 language is the manufacturing partner expecting? 2. Is the Kinco GH043 already installed and communicating with the new PLC, or does the HMI integration also need troubleshooting? 3. Can the test rig provide remote access to the actual PLC and HMI so we can reproduce and validate the fixes before the final on-site test?
$2,250 USD in 7 days
4.5
4.5

Hello, I’m an experienced PLC, HMI, embedded systems, and automation engineer with experience working with IEC 61131 environments, including Ladder Logic, Function Block Diagram, and Structured Text. I can review your existing freeze-dryer PLC program and documentation, identify the current issues, implement the required bug fixes and feature updates, and synchronize the HMI changes with the revised PLC logic. I’m also comfortable working with industrial control systems, PLC-HMI communication, sensors, actuators, and machine automation. I can work within your one-week timeline and coordinate closely with your manufacturing partner for the exact PLC platform and programming dialect. I can also work with the Kinco GH043 HMI and DTools, upload the updated programs to the new PLC, test the complete PLC/HMI system, and troubleshoot any issues during validation. At hand-off, I will provide the updated source files and a concise change log so your team has a clear record of all modifications. I’m ready to start immediately and work with you daily to keep the project moving quickly.
$2,500 USD in 7 days
3.6
3.6

Hello, Adam from New Jersey here. Thank you for the clear scope and for having the full source and documentation ready. That makes a two-week turnaround realistic. The thing that decides a safe remote update on a freeze dryer is protecting the running cycle. Batches can run for a day or more, so I back up the exact program on the unit first, test every change on your rig or in simulation, and upload only between cycles, with vacuum, refrigeration and heater interlocks re-verified before sign-off. Here is how I'd approach it: 1. Review the code, documentation and bug list, then agree priorities and a test checklist with you. 2. Fix the PLC logic in Ladder, FBD or Structured Text, keeping existing tag names and structure intact. 3. Align the HMI screens, alarms and setpoints, testing remotely on your rig via VPN or remote desktop. 4. Upload and validate on the live unit with your operator at the machine and a rollback copy ready, then hand over the change log and updated source. I'll share daily progress so feedback stays quick. Thanks, Adam.
$2,500 USD in 12 days
2.6
2.6

Hi there! Your need for robust, rapid updates across your freeze dryer’s PLC, HMI, and software stack is clear—and I’m ready to deliver. With extensive hands-on experience in IEC-61131 programming (Ladder, FBD, Structured Text), automation systems, and HMI design, I specialize in quickly assimilating existing codebases and executing precise bug fixes and feature enhancements. My workflow always starts with a rigorous review of your current code and documentation, followed by systematic upgrades and thorough live testing to ensure all functions operate seamlessly. You’ll get clear communication, detailed change logs, and an updated source package at hand-off. I’m comfortable using your remote test setup to validate real-world performance. To ensure a smooth start, could you share if any of the bugs are safety-critical or have caused downtime? Also, do you foresee any PLC hardware or HMI platform constraints that might impact the update process? Looking forward to collaborating and shipping these improvements on schedule. Best Regards, George
$1,500 USD in 20 days
0.0
0.0

✅ Fix the logic, and the machine follows. Hello, ⚡ Your freeze-dryer improvement project aligns perfectly with my experience in PLC programming, HMI alignment, and on-site validation. ⚡ I am an automation specialist with expertise in industrial control systems, bug diagnosis, and rapid delivery under tight timelines. I will work efficiently from your complete source and documentation package, using daily feedback and remote test-rig access to keep momentum. I have experience with similar projects. I am available to start immediately. Let's confirm the PLC dialect and begin. Best regards.
$1,500 USD in 7 days
0.0
0.0

Hi- experienced automation engineer here, You need quick improvements on your commercial freeze-drying machine covering software, HMI, and PLC logic. Since you have the full source and documentation, I would first confirm the exact IEC-61131 language variant with your manufacturing partner to align my approach. Then I’d review the current codebase and docs thoroughly to understand the existing logic and identify the bugs and tweaks you want. Next, I’d implement the agreed bug fixes in the PLC program and update the HMI screens to match those changes. After that, I’d upload the new build to your live unit, run tests, and validate everything works as expected. Finally, I’d deliver a concise change log and the updated source package for your records. I’m comfortable with Ladder Logic, FBD, and Structured Text, and I’d like to confirm: Are there any specific features or bugs you want prioritized? Also, will remote access to the test rig be available from day one? I recently updated a similar PLC/HMI system for a packaging line, improving stability and adding features with zero downtime. I handled all coding, testing, and documentation myself. Price and timeline are fixed; any extra work can be quoted separately. What’s the best way to share the current source and documentation with me? Thanks, Daniel
$1,500 USD in 7 days
0.0
0.0

Hello there, I am excited about the opportunity to work on your commercial freeze-drying machine project. I understand that you need a swift turnaround on bug fixes and feature tweaks across the software, HMI interface, and PLC logic. With my extensive experience in the IEC-61131 suite, including Ladder Logic and Structured Text, I am well-prepared to jump in as soon as your manufacturing partner confirms the programming language. My approach will begin with a thorough review of your existing codebase and documentation to identify critical areas for improvement. I will implement the necessary bug fixes on the PLC side and ensure the HMI screens are aligned effectively. After making updates, I will upload, test, and validate the new build on your live unit, ensuring everything functions seamlessly. I will also provide a comprehensive change log and updated source package upon completion. I appreciate your willingness to provide rapid feedback and the option for remote access to a test rig, which will facilitate a smooth process. Let’s connect to discuss the scope in more detail and get these improvements shipped on schedule. Thank you for your time, Ihsan.
$2,250 USD in 7 days
0.0
0.0

Hello, I can help you implement the required improvements to your commercial freeze-drying machine, including software, HMI, and PLC modifications. I am comfortable working with IEC 61131-3 programming languages, including Ladder Logic, FBD, and Structured Text. I will carefully review your existing source code and documentation to identify and resolve bugs while implementing the requested feature enhancements. My approach includes seamless HMI integration, thorough testing, and validation to ensure reliable machine operation. I can work closely with you and your manufacturing partner to complete the project within the two-week deadline and provide updated source code and a detailed change log. I am ready to get started and would be happy to discuss the technical details and project requirements. Thanks.
$1,500 USD in 7 days
0.0
0.0

⭐⭐⭐Hello⭐⭐⭐ I’m ready to jump in and tackle the bug fixes for your commercial freeze-drying machine, covering the software, HMI interface, and PLC logic. My experience with IEC-61131 standards ensures I can quickly adapt once the specific programming language is confirmed. This project aligns perfectly with my skills, and I can deliver within your two-week timeframe with utmost accuracy. I invite you to check my profile to see how I can contribute effectively. To summarize, I will review the current codebase, implement necessary fixes, align the HMI, and validate the updated build, all while maintaining clear communication for rapid feedback. Additionally, I will ensure clean code and thorough documentation for easy handover. I’m excited to connect and collaborate with you to meet the deadline. Looking forward to your response! Best, Sararudin
$2,000 USD in 7 days
0.0
0.0

Hello!⚡ Thank you for posting your Freeze Dryer PLC/HMI Updates project. Fixing and extending PLC logic and HMI screens on machines already in the field is exactly the kind of automation work I do. I recently updated a vacuum dryer's PLC and HMI in Structured Text and ladder, fixing cycle-step faults and adding recipe and alarm screens. How I'd approach yours: 1. Review source, I/O list, P&IDs and docs; baseline backup of the current build 2. Map each bug to its rung or FB, fix in your IEC 61131-3 dialect (LD, FBD or ST) 3. Freeze, primary and secondary dry steps: vacuum, shelf temp and condenser checked 4. HMI screens, tags and alarms aligned with the updated PLC logic 5. Offline simulation, then tests on your rig and supervised upload to the live unit 6. Change log, updated source package and rollback plan, all within your two weeks I'll get your freeze dryer running cleanly on schedule, and make this a success with you. Thanks. Hassan
$1,800 USD in 12 days
0.0
0.0

Hi there, The freeze-dryer update requires coordinated PLC bug fixes, HMI alignment, Kinco GH043 integration through D tools, and on-site validation within one week. I have strong hands-on experience with Software Development and Automation and have solved similar problems involving industrial control updates, HMI behavior, and reliable commissioning workflows. My approach would be to: * Review the existing PLC code, HMI project, documentation, and current implementation. * Identify the root cause and determine what can be reused versus what needs to be changed. * Implement a clean, maintainable solution using the confirmed IEC-61131 dialect, PLC logic, HMI configuration, and D tools. * Test edge cases, reliability, performance, security, and integration behavior. * Deploy or integrate the fix without disrupting the existing system. I will verify tag mapping, alarm behavior, state transitions, and fail-safe operation between the PLC and Kinco GH043 before validating the build on the newly installed controller. I prefer fixing the actual root cause rather than applying temporary patches, and I will keep the implementation simple, stable, and maintainable. I can start by reviewing the source package, documentation, HMI project, and current change requirements, then proceed with the most practical solution. Best regards, Ian
$2,500 USD in 3 days
0.0
0.0

Hi, Fahad here from Georgia. Digital Web Giants is available to transform your commercial freeze-drying machine into a fully optimized, bug-free operational setup. The core of a reliable industrial PLC and HMI update lies in clean IEC-61131 logic execution and seamless screen tag mapping to ensure real-time field control remains responsive and accurate. We plan to utilize D tools to integrate your Kinco GH043 HMI upgrade while ensuring all Ladder, FBD, or Structured Text fixes align precisely across all three software layers within your one-week timeline. Recently, our team delivered a full PLC logic and HMI overhaul for industrial field machinery. We reviewed existing codebases, resolved virtual tag sync issues, and updated control interfaces using standardized IEC languages. We tested and validated the updated builds directly on-site hardware and provided full change logs and updated source packages. Our work restored operational reliability and ensured smooth ongoing remote maintenance. Let's discuss in more detail now. Reach out to initiate a conversation! Best regards, Digital Web Giants
$2,250 USD in 7 days
0.0
0.0

Hi, I can help update and troubleshoot your commercial freeze-drying machine across the PLC logic, HMI, and software. I’m comfortable working with IEC 61131-3 environments, including Ladder Logic, FBD, and Structured Text. I can review your existing source code and documentation, implement the agreed fixes and feature updates, integrate the changes with the Kinco GH043 HMI using D Tools, and support upload/testing on the new PLC. I’ll also provide a clear change log and updated source package at hand-off. I’m available for the one-week timeline and can work closely with you for quick feedback and testing. Could you confirm which PLC model and programming software are currently being used?
$2,250 USD in 7 days
0.0
0.0

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