The ADAM-3112 and ADAM-3114 signal conditioning modules from Advantech Corp., Industrial Automation Group, Cincinnati, OH, convert up to 400 VAC or 5 A AC signals to 0–5 VDC signals for DA cards. The ADAM-3112 is an isolated AC voltage to DC voltage module that provides 0~120 Vrms, 0~250 Vrms and 0~400 Vrms input modes and the ADAM-3114 is an isolated AC current to DC voltage module. Features include 1000 VDC isolation between output and power, 2500 Vrms between input and output and between input and power; DIN rail mounting; ability to connect through screw terminals.