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Develop Modbus RTU datalogger under openAT

$6000-12000 HKD

Cerrado
Publicado hace más de 10 años

$6000-12000 HKD

Pagado a la entrega
The scope of this project is to develop a ModBUS RTU data logger under OpenAT. The application will be used collect to data from electrical meters at regular intervals and then upload a CSV file to a ftp site or email. Hardware - The modem used will be the Maestro M100 2G ([login to view URL]) - The type of meter will vary but will be MobBus RTU Software - Development will be under Open AT ([login to view URL]) - Setup of the data logger will be done by AT commands Main functions - The modem will be a Modbus Master - The meter will be a slave - Several meter can be added (up to 12) - Read all data from the meter - Setup the data sampling time (1min minimum and 24h max) - Save the data as a CSV file (the format should already be converted for the HEX so it is easier to use) - Format of the file structure and file name to be defined - Setup the time for upload to the ftp server or email (memory to be cleared after sending) - Setup the ftp/mail server Acceptance - The application will be on a modem (M100 2G) and a number electrical meters. We will provide the ftp server and test email accounts. A success development will check all the functions listed above Options and suggestions: - The development should be generic so that the type of instrument can be updated easily - An option can be provided to send either a pre-formatted CSV file (i.e. parameters that are measured like current or voltage) or raw HEX data - Command to configure the meter (i.e. write commands), but only available in local
ID del proyecto: 5224662

Información sobre el proyecto

5 propuestas
Proyecto remoto
Activo hace 10 años

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5 freelancers están ofertando un promedio de $11.953 HKD por este trabajo
Avatar del usuario
I am a Modbus expert. I know a lot of field bus, and have been written a program to concentrate the sensor's data to the server in an official network. If you give me a chance, I'll try to satisfy your needs.
$10.526 HKD en 30 días
5,0 (1 comentario)
2,0
2,0
Avatar del usuario
www.freelancer.com/u/endlesswish.html . I am sure all of other bidders are project manager or sales person so they are not capable to give you reasonable estimate. I am an individual and professional developer who is holding always 100% completion rate . check my profile and portfolio. I want to discuss more about your project , so please add in google talk (endlesswishfl @ gmail .com) or give me your sky pe username or add me in sky pe : nowatch911
$9.473 HKD en 3 días
5,0 (6 comentarios)
0,2
0,2

Sobre este cliente

Bandera de HONG KONG
Hong Kong
5,0
1
Forma de pago verificada
Miembro desde nov 22, 2013

Verificación del cliente

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