Profile: Macontrols Ltd. specializes in the design, manufacture & validation of intelligent data-logging instruments for the pharmaceutical, biotechnological and water industries. Our single channel pH meter features sanitary flow cell with 0.4Ra internal surface finish. It incorporates zero head loss and bug traps in its design making them among the most sanitary instruments. Our temperature meter probes features flat-tipped stainless steel design, three wire RTD, various cable lengths and sealed & potted, ideal for refrigeration systems.