Find Jobs
Hire Freelancers

Modbus RS485 Data Integration

£20-250 GBP

Closed
Posted 3 months ago

£20-250 GBP

Paid on delivery
I'm seeking an experienced electrical engineer to create an RS485 circuit using the Modbus RTU protocol. Below are the key details about the project: - The circuit should be designed for efficient data acquisition from multiple analogue inputs - Each acquired value may have a time resolution of less than 5s and this data will need to be available for individual interrogation on the bus. - Must be compatible as a slave device with common RS485 devices is crucial. - Data provider only, no requirement to receive data. - While it doesn't need to integrate with any specific hardware, it must adhere to standard RS485 specifications. Skills and experience required: - Proficiency in electronic circuit design, specifically with RS485 communication. -BAC Net may also be useful as an alternative communication protocol. - Experience with the Modbus RTU protocol. - Ability to ensure interoperability with a range of RS485 devices. - Understanding of data acquisition systems and their requirements. Please submit your bid if you have a strong background in RS485 circuit design and Modbus RTU protocol. Include past projects or experiences that showcase your expertise related to this project. Your attention to detail and ability to deliver a reliable and flexible design are paramount for a successful collaboration.
Project ID: 37718874

About the project

28 proposals
Remote project
Active 2 mos ago

Looking to make some money?

Benefits of bidding on Freelancer

Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
28 freelancers are bidding on average £189 GBP for this job
User Avatar
Distinguished client, With in-depth expertise and experience in areas of Analog and digital circuit design, including proficient skills in the electronics arena that you require for your RS485 integration project, I am confident that my skill set aligns seamlessly with your requirements. My familiarity with Modbus RTU protocol and hands-on experience working with RS485 devices enable me to design the circuit you need precisely. My knowledge extends beyond the boundaries of designing circuits to include their compatibility and operation with other hardware. This stems from my keen understanding of data acquisition systems, which you mentioned as a requirement. Being an experienced Electronic Engineer, I am skilled at keeping track of even minute details to ensure smooth interaction between diverse devices in a network, which guarantees the reliability and flexibility of the entire system. I have successfully executed multiple projects related to power electronics and microcontroller usage where my attention to detail has been commended by clients. Moreover, my grasp on alternative communication protocols such as BAC Net would be useful for this particular project. If awarded this project, I guarantee you top-quality results delivered on time. Let's collaborate and create a powerful RS485 system together!
£84 GBP in 7 days
4.9 (106 reviews)
7.0
7.0
User Avatar
As an experienced mechatronics engineer, I possess a unique set of skills that can catalyze your Modbus RS485 Data Integration project. My expertise in electronic circuit design and data acquisition aligns seamlessly with your needs. For years, I have been successfully working with the Modbus RTU protocol, ensuring efficient data acquisition from multiple analogue inputs. My focus on time-sensitive data resolution (down to less than 5s) combined with my understanding of the standard RS485 specifications will assure you of reliable and flexible circuit design. That's not all! My familiarity with BAC Net might also be useful for this project, offering you alternative communication protocol options if needed.
£250 GBP in 7 days
4.9 (31 reviews)
6.0
6.0
User Avatar
With a penchant for detailed-oriented design and an extensive background in electrical and electronics engineering - specifically in the realm of control system and automation, I'm confident I can offer you the exact services you need. Having worked on several projects requiring RS485 circuit design and integration of Modbus RTU protocol, I am no stranger to the challenge you present with your project. My proficiency in electronic circuit design, combined with my solid experience with the Modbus RTU protocol gives me a deep understanding of data acquisition systems and their requirements, particularly as it relates to efficient data acquisition from multiple analogue inputs. With your time resolution requirement of under 5s, I will ensure that the circuit I design is optimized to acquire, store and distribute this data seamlessly.
£20 GBP in 7 days
4.8 (76 reviews)
5.9
5.9
User Avatar
Best RS485 Circuit Design Expert ⭐ ⭐ ⭐ ⭐ ⭐ Dear Client, With over 30 years of expertise in electronics, circuit design and PCB design, I am excited to express my interest in your project requiring Modbus RS485 data integration, I am confident in delivering a robust solution for efficient data acquisition. ✅I will design a circuit optimized for efficient data acquisition from multiple analog inputs. My extensive experience in electronic circuit design ensures a precise and reliable system. ✅I will implement a responsive system that captures and updates data promptly, enabling individual interrogation on the bus. ✅I will be designed to operate seamlessly as a slave device, ensuring compatibility with common RS485 devices. This involves strict adherence to RS485 specifications for reliable communication. ✅I will be on being a data provider only, eliminating the need for data reception. This streamlined approach enhances the efficiency and simplicity of the circuit. ⭐Could you provide more details about the role of the RS485 circuit as a data provider? ⭐Are there any specific hardware integrations you envision for the RS485 circuit, or should it be designed for general use? I am enthusiastic about the opportunity to contribute my expertise to your project and deliver a reliable, flexible, and efficient Modbus RS485 data integration circuit. Thank you for considering my application. Best Regards, Hari Mohan
£250 GBP in 7 days
4.4 (8 reviews)
6.2
6.2
User Avatar
Building on my substantial roles as a Senior Engineer and adept in diverse projects in Electrical Design, this project aligns perfectly with my skillset. I've amassed six solid years of experience working closely with Microcontrollers, Arduino, ESP 32, ESP8266, PIC MCU, Circuit Designing, PCB designing, display interfacing, IOT, Sensors and actuator interfacing, Raspberry Pi and Artificial Intelligence. In addition to my impressive proficiency in crafting inventive solutions and optimizing circuitry for optimal performance which is crucial here. I have a robust background in Electrical Engineering and Electronics which includes practical experiences with data acquisition systems and their demands. This makes me well-equipped to create your RS485 circuit utilizing the Modbus RTU protocol for an efficient data acquisition from multiple analogue inputs tailored to the resolution you require. Furthermore, my understanding of complex RS485 communication and adherence to standard specifications is exemplary ensuring that the developed system remains compatible as a slave device with common RS485 devices. My portfolio boasts of prior similar projects where I've flawlessly integrated Modbus RTU protocol implementing communication as a data provider
£250 GBP in 7 days
5.0 (1 review)
4.8
4.8
User Avatar
As a seasoned engineer with over 8 years in the military and avionics sectors, I have honed my expertise in electronic design, embedded systems, and most importantly, RS485 and Modbus RTU protocols. Having successfully completed similar projects for highly critical systems, I'm confident in my ability to deliver the circuit design you require for your data acquisition needs. Throughout my career, I've developed a deep understanding of digital and analog electronics, which is crucial for designing efficient circuits. My extensive experience with STM32 and Arduino-based projects further enhances my abilities to produce reliable and flexible designs. Besides RS485 proficiency, BAC Net- an alternative protocol you mentioned- isn't foreign to me either. What sets me apart is my holistic understanding of electronics - the layered nature of circuitry as well as its integration with various other devices. It's this perspective that ensures not only the compliance with standard RS485 specifications but also compatibility with a wide range of devices. With every project, my focus is on providing the best possible solution for your unique needs - strong attention to detail combined with problem-solving skills. Let's collaborate to create a precise, robust, and efficient system for your data acquisition requirements!
£210 GBP in 7 days
5.0 (10 reviews)
5.0
5.0
User Avatar
As an experienced electrical engineer with a passion for industrial automation and data integration, I am confident that I have the skills and expertise to meet your Modbus RS485 project's requirements with excellence. With my vast background in process automation, I have implemented similar circuits using RS485 communication for countless projects at water treatment plants and wastewater treatment plants. In these projects, I focused on ensuring efficient data acquisition and timely data availability for interrogation - precisely what you need. Additionally, my familiarity with BAC Net adds even more value to my candidacy, as it provides me with a strong alternative communication protocol option should it be beneficial to your design. Having worked extensively on the Siemens platform, largely utilising WinCC SCADA, to monitor and control automation systems, I've developed an in-depth understanding of data acquisition systems and their needs. In previous projects, I've also conducted PTP tests to guarantee the reliability of my designs; this meticulous attention to detail assures you a well-rounded solution that adheres seamlessly to standard RS485 specifications while remaining interoperable with a wide variety of devices. Don't hesitate to entrust your data integration needs to me; together we'll navigate through the complex world of Modbus RTU protocol building a system that is flexible, functional and efficient
£135 GBP in 7 days
4.7 (11 reviews)
5.1
5.1
User Avatar
Hello, I am delighted to have come across your project post and express my sincere interest in working with you. As an experienced contractor, I am confident that I possess the skills and expertise required to deliver exceptional results on this project. Over the last decade, I have completed numerous projects similar to yours, and I am confident that I can handle tasks that demand exceptional skills, such as; Electronics Microcontroller Electrical Engineering PCB Layout To ensure we can both get a better understanding of the project requirements, budget, and deadlines, I would love to schedule a chat or message to discuss these aspects further. I am available at your convenience and look forward to hearing from you soon. In the meantime, I kindly request that you keep me in mind for future projects in case this one is no longer available. Finally, as a freelancer, I firmly believe that data is the pollution problem of the information age, and protecting privacy is an environmental challenge. Therefore, I take all necessary precautions to safeguard the confidential information you may share with me during the project. Thank you for your time and consideration, and I look forward to working with you. Best Regards, Emma
£135 GBP in 7 days
4.4 (14 reviews)
4.6
4.6
User Avatar
Hello. ⭐ ⭐ ⭐ ⭐ ⭐ Over 10+Years of Experience in Electronic Design in various Domains Like Power Supply, Consumer Electronics, Telecom, RF Boards. I have extensive experience in areas including Circuit Design, Circuit Simulation (Analog, Digital), PCB design, RF Design, Embedded Software(STM32 Keil, Mplab, FPGA, ESP32, Arduino, PIC, Rasberry PI, C/C++) etc. Expect me to help your business as if I am growing my own. I would love to hear from you. Warm regards. Khalid
£135 GBP in 7 days
5.0 (4 reviews)
4.1
4.1
User Avatar
Hi! I would like to offer my expertise in electrical engineering for your RS485 circuit project using the Modbus RTU protocol. With a focus on efficient data acquisition and compatibility with common RS485 devices, I am committed to delivering a reliable and flexible design that meets your specifications. My background in electronic circuit design, proficiency in RS485 communication, and experience with the Modbus RTU protocol makes me well-equipped to tackle this project. I have questions to ask: • Can you provide more details about the specific analog inputs that the circuit will be acquiring data from? • Could you clarify the intended use or purpose of the data acquired from the circuit? • Are there any specific RS485 devices or systems that the circuit needs to be compatible with? Project Deliverables: • Electrical Schematic • PCB Layout • Bill of Material (BOM) • Gerber Files • NC Drill Files • 3D PCB Layout • Firmware Code • Documentation & Design Experienced in designing and implementing RS485 circuits with a focus on Modbus RTU protocol, including successful projects that demonstrate electronic circuit design, data acquisition systems, and interoperability with RS485 devices. Proficiency in utilizing: • Altium • Kicad • Eagle CAD • Arduino IDEs Looking forward for your positive response! Warm regards, Abubakar
£100 GBP in 4 days
4.9 (10 reviews)
3.4
3.4
User Avatar
Hi, I'm an experienced developer specialized in industrial communications such as modbus, I can do what you request with an Arduino and a max485 module, I have done it before and I already have code to set the device as Modbus slave just as you require, please contact me to talk about the details, thank you in advance.
£250 GBP in 7 days
5.0 (2 reviews)
2.1
2.1
User Avatar
I've ventured on a project that involves the analysis of low frequency DTMF measurements. I need an expert who can guide me on how to use Tektronix MDO 3034 spectrum analyzer for this purpose. Key tasks include: - Conducting frequency analysis using the said equipment - Detailed measurement of frequency, dBm, and line resistance of DTMF tones of telephones Being well-versed in the use of spectrum analyzer is crucial for this job. It's advantageous if you have on-hand experience in frequency analysis, advanced signal processing, and measurement of frequency, dBm, and line resistance.
£150 GBP in 5 days
5.0 (1 review)
1.9
1.9
User Avatar
Hi,our exposure to BAC Net as an alternative communication protocol can significantly enhance my proficiency on this project. Emphasizing efficiency without neglecting data resolution, I will ensure that the circuit's time resolution for each acquired value is less than 5s; neatly organizing it for individual interrogation on the bus.
£85 GBP in 2 days
3.6 (2 reviews)
2.1
2.1
User Avatar
Hi! I have understood your requirements about your project with every detail of it. I am an Electrical Engineer with more than 9 years of experience in electronics, circuit design, PCB layout, Verilog, FPGA, Embedded systems, microcontrollers, Proteus, Arduino, ESP32, Raspberry pi, NB-IoT, MATLAB, PLC Design, Algorithm, and Product design. I can assure satisfactory work. I'll be glad to work with you. Thanks
£250 GBP in 7 days
1.0 (1 review)
2.9
2.9
User Avatar
Hello Client, I hope this proposal finds you in excellent health. Welcome to my profile, Home to Professional and Quality services with 100% customer satisfaction guarantee. I'm a Certified & Experienced Expert. Dear Client, I take this opportunity to inform you that i have KEENLY gone through all your project requirements as given in your project description and I confirm to you that i can perfectly deliver as instructed. Being in possession of all CLEARLY STATED required project skills as this is my area of professional specialisation having completed all Certifications and developed adequate experience in the same area, I hereby humbly request you to consider my bid for Professional, Quality and Affordable services always. STRICT TIMELY DELIVERY & UNLIMITED REVISIONS. Incase your project is deleted, you can hire me directly via the link; https://www.freelancer.com/u/prodeveloperserv Kindly Message Me We Discuss More About The Project and seal the contract. Welcome and Thank-you.
£250 GBP in 1 day
0.0 (0 reviews)
0.0
0.0
User Avatar
Project on RS485 circuit using the Modbus RTU protocol will be completed in given time duration with all its objetives and specifications.
£230 GBP in 7 days
0.0 (0 reviews)
0.0
0.0
User Avatar
Hi, I am a proficient electronic engineer with 12 years of experience. I have rich experience in firmware programming such as STM32, Arduino, Raspberry Pi and PLC. I am familiar with PCB design with 8 layer. I have strong understanding in Modbus protocol. Please contact me to discuss the details.
£135 GBP in 7 days
0.0 (0 reviews)
0.0
0.0
User Avatar
Hi there! I'm confident that I can successfully complete this job. I have developed the air conditioner system, toy car control system and power management system. Also I have integrated the web server and embedded system using rs232, rs485 and wi-fi. Please feel free to contact me for further discussion. Have a great day!
£200 GBP in 3 days
0.0 (0 reviews)
0.0
0.0
User Avatar
As an electrical engineer with a strong emphasis on embedded systems, I have the skillset and experience to expertly fulfill your Modbus RS485 Data Integration project needs. With a bachelor's degree in Electrical Engineering and substantial work as an embedded system developer, I offer a comprehensive knowledge of STM32 and Arduino boards, which extends naturally to RS485 circuit design. Needless to say, the integrity of data acquisition is at the core of my expertise and that's where my background adds maximum value to your project. I have a profound understanding of electronic circuit design encompassing the specific demands of efficient data acquisition and integration of analogue inputs at high time resolutions. Such proficiency would ensure not only individual interrogation availability but also promote better overall performance of your entire system. What truly sets me apart, however, is my dedication to innovation and delivering reliable designs that work seamlessly with various devices under standard RS485 specifications. My track record underscores this commitment successfully executing BAC Net and Modbus RTU projects in compatible slave modes. Drawing from my diverse skillset in Electrical Engineering, Electronics, Microcontrolling, and PCB Layouts combined with heightened attention to detail-- I stand ready as an ideal candidate for your project!
£230 GBP in 7 days
0.0 (0 reviews)
0.0
0.0
User Avatar
Hello. I would be happy to design this circuit as I have extensive experience in designing, manufacturing, programming and integrating Modbus devices. Implemented 5-channel power control devices, lighting control, measurement of production and medical equipment parameters on Atmel and STM microcontrollers. Even the control of my house is built on a Modbus network. I use Altium for design. You will receive a complete circuit with a set of libraries, completely ready for PCB design. If you need to create a board up to 8 layers as well, I can do that.
£130 GBP in 3 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of UNITED KINGDOM
United Kingdom
0.0
0
Member since Mar 24, 2011

Client Verification

Other jobs from this client

Mobile App assistance
$200-300 USD
Thanks! We’ve emailed you a link to claim your free credit.
Something went wrong while sending your email. Please try again.
Registered Users Total Jobs Posted
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2024 Freelancer Technology Pty Limited (ACN 142 189 759)
Loading preview
Permission granted for Geolocation.
Your login session has expired and you have been logged out. Please log in again.