Program to work with Welas Optical Particle Counter (OPC) data

once PDcontrol is open

select file » then working file » load

then click on desktop » Welas Select day wanted and open files

click on anylsis » PALAS-weals only » weals-particle size distribution

you should be able to see 10 sec data at this point along with a graph of data click on “save table and statistics to a file”

select Welas » (select desired date) » tabel and stats then select the file and save the 10 sec data.

select file » then working file » load

then select file » working file » edit setings

change time interval to 10, 30, and 60 seconds change partice sizes (for 6/20) 2-10, 20-45[small ice], (for 6/21, 6/22) 2-10 and 30-105[all ice]

then slect analysis » PEALS - weals only » weals temporal size distrubution

save temporal size distrubition table to NAS drive