Find Jobs
Hire Freelancers

Design an Industrial RS-232 to RS-422/485 Converter

$30-250 USD

In corso
Pubblicato più di 5 anni fa

$30-250 USD

Pagato al completamento
Design an Industrial RS-232 to RS-422/485 Converter from the scratch. Isolation in RS-422/485 side and Isolation in Power input side. Power Input 9- 36 VDC and VAC. Milestones: 1) Receive the concept and specifications 2) After approved with the right components, design the schematics. 3) Analyze the enclosure for the PCB layout dimensions and design PCB 4) Prototype and test it 5) My validation Please include the word #RS-232toRS-485Converter# in your proposal. Thanks.
Rif. progetto: 17860468

Info sul progetto

7 proposte
Progetto a distanza
Attivo 6 anni fa

Hai voglia di guadagnare un po'?

I vantaggi delle offerte su Freelancer

Imposta il tuo budget e le scadenze
Fatti pagare per il lavoro svolto
Delinea la tua proposta
La registrazione e le offerte sui lavori sono gratuite
7 freelance hanno fatto un'offerta media di $760 USD
Avatar dell'utente
Hi, I am a post graduate power electronics engineer and having very good industrial experience of 8+ years in R&D and project development. I am excellent welding power supplies design, Plasma ARC power supplies, high frequency transformers design, solar grid tie transformers, electrical vehicles design, circuits design, multi-channel LED Drivers, Regulated power supplies design with universal input to DC output, Audio amplifier, drives design, Filters design for harmonic analysis and Power factor correction, SMPS, LED drivers, DC-DC, AC-DC converters design, PFC interleaved boost converter, Battery management system, Battery chargers, UPS design, sine wave Inverters, solar grid tie inverters, Solar battery chargers and street light systems design from few watts to KW range using Buck, Boost, and Buck –boost, Interleaved boost/buck, Fly back Push Pull and H-bridge inverters. I have very good experience to design high voltage power supplies up to 50KV for capacitor charging power supplies using soft switching topologies. I have work experience to design from few watts to KW range meeting all compliances like EMI/EMC and safety standards UL etc.
$1.666 USD in 30 giorni
4,9 (61 valutazioni)
6,8
6,8
Avatar dell'utente
Hi, there. I am an electrical engineer by profession and expert in designing electrical systems. I can help you in this task. I am an expert electronic circuit designer. I have lot of design projects ranging from converter design to the motor calculations. You can see my profile for more details. Waiting for your sincere reply to further discuss the details about the project.
$777 USD in 10 giorni
4,9 (54 valutazioni)
5,8
5,8
Avatar dell'utente
#RS-232toRS-485Converter# Hi! I'm developing in Cadence Orcad v16.6 and Layout v16.2. Examples of my developments please see in the portfolio.
$155 USD in 10 giorni
5,0 (1 valutazione)
4,1
4,1
Avatar dell'utente
Hello, I have briefly read the description on Design-Industrial-Converter project , and I can deliver as per the requirements however I need us to discuss for more clarity on the details, deadline and budget as well.
$1.500 USD in 12 giorni
0,0 (0 valutazioni)
3,7
3,7
Avatar dell'utente
I had experience in designing Hardware for RS232 to RS-485. I allready implemented your requirement.
$111 USD in 3 giorni
5,0 (1 valutazione)
0,0
0,0

Info sul cliente

Bandiera: ISRAEL
Netanya, Israel
5,0
66
Metodo di pagamento verificato
Membro dal ott 3, 2012

Verifica del cliente

Grazie! Ti abbiamo inviato tramite email il link per richiedere il tuo bonus gratuito.
Non è stato possibile inviarti l'email. Riprova per piacere.
di utenti registrati di lavori pubblicati
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2024 Freelancer Technology Pty Limited (ACN 142 189 759)
Caricamento anteprima
Autorizzazione per la geolocalizzazione concessa.
La tua sessione è scaduta ed è stato effettuato il log out. Accedi nuovamente per piacere.