About This Item Overview DetailsMoxa ioPAC 85xx I/O module w/(8) AIs & 4 to 20 mA, 40 kHz (extended temperature model)Documentation PDF ioPAC 8500 Series Data Sheet PDF ioPAC 8500 Series User's Manual Features8 analog inputs, 4 to 20 mA, 40 kHz Drivers & Downloads Drivers & Downloads