Rolltideroll0420
Member
I mixed it up. I’m trying to switch from ppm to ec. My meter has a L M H on the ec setting. Low setting measures 0-100, M is 100-2000, H is 2-?(I think it said 200 can’t remember off top of my head)It’s Apera EC60. I got 390us. I think that is .39 EC.