Hello All, I am trying to interface with an Alicat Mass Flow Controller using an Arduino Mega Serial port. The mass flow controller serial port appears to send out TTL voltage levels (0-5V, I checked via my scope) so I just connected its serial pins to the Arduino serial port directly. I am able to…

Need help interfacing with Alicat Mass Flow Controller

keeper63 March 14, 2012, 4:33pm 3

What does the datasheet for the MFC say? Do you have a link to that (my only experience with an MFC was for one that was controlled via voltage level, and not RS-232)?

Need help interfacing with Alicat Mass Flow Controller