Expansion I/O modules allow for a maximum of 44 digital I/O. The relays come with ac or dc inputs, and transistor or relay outputs. The unit's program memory allows for 200 rungs/99 function blocks, 15 timers, 15 counters, 15 RTC, and 15 compares.
FactoryMation LLC, 135 Wes Walker Memorial Dr., Ball Ground, GA 30107, (800) 972-0436, factorymation.com