What device is this.

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Guys take a look at the website and please say why its used. I am using it my company as controller.

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which link u given with this post is not good.

Its a cheap and dodgey PLC.
Frank

From description page:

Synchronous Controller

Internal MCU control, all parameters are digital setting, digital display shows a variety of information

Each controller can control eight separate units

Precision, internal 12 A / D, D / A conversion, resolution up to 0.1%

Speed ​​chain of eight units can be arbitrarily connected as a series or parallel

Each controller has three independent given source, a controller can be used as two or three separate controller

Has a slow start, slow stop function, starting, stopping time is adjustable.

With frequency converter and PLC communication, to work together.


Applications

Paper combined machine, combined machine, printing and dyeing cotton spinning Joint Electrical and Mechanical Joint the film joint machine coating combination machine