T9852 Field Signal Routing/Fault Signal Feedback - Plastic 8Ch AADvance Digital Output Termination Assembly T9852 Dual 8-Channel DO Termination Assembly The T9852 is an ICS Triplex AADvance/Trusted 8-channel dual digital output termination assembly, 24V DC, paired with T9451 DO modules for SIL 2/3 safety loops. Safety Output Distribution & Hot-Swap Drives ESD valves, contactors, alarms in oil & gas, petrochem, power. Dual 24V supply, 10A fuses, hot-swappable, TMR fault