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Serial Communications
Quick Serial Command Guide
Note: Serial commands are not case-sensitive. For simplicity, we assume
that the unit ID of the ow controller is A in the listing that follows.
Change the unit ID: [current unit ID]@=[desired unit ID]<CR>
Tare ow: av<CR>
Tare abs. pressure with baro: apc<CR> (optional)
Poll the live data frame: a<CR>
Begin streaming data: [unit ID]@=@<CR>
Stop streaming data: @@=[desired unit ID]<CR>
Set streaming interval: aw91=[number of milliseconds]<CR>
Command new setpoint: as[setpoint as oating point number]<CR>
Command new setpoint: a[setpoint as integer where 64000 is full scale]<CR>
Hold valve(s) at current pos.: ahp<CR>
Hold valve(s) closed: ahc<CR>
Cancel valve hold: ac<CR>
Query gas list info: a??g*<CR>
Choose a dierent gas: ag[Gas Number]<CR>
Create a COMPOSER mix:
agm [Mix Name] [Mix Number] [Gas1 %] [Gas1 Number] [Gas2 %] [Gas2 Number]...<CR>
Delete a COMPOSER mix: agd [Mix Number]<CR>
Query live data info: a??d*<CR>
Query manufacturer info: a??m*<CR>
Query rmware version: a??m9<CR>
Lock the front display: al<CR>
Unlock the front display: au<CR>
If you have need of more advanced serial communication commands, please
contact Alicat.