Collect heat meter is my field devices and the temperature of the collector, the equipment through 232 turn so or 485 turn so to my server,
I think in the field so received 485/232 of a serial port server is used to implement communication between collector and do commissioning,
Have a great god give me a solution,

A serial port with nc601 canhigher era, collector has two three,
Correct me if I don't understand any expression,

Thank you, online etc.!