Red Lion Controls SC2DD400 Two Level Counter Module

Red Lion Controls SC2DD400 is a two-level, presettable DOWN counter module with Reset-to-Preset action that counts down through two user-selectable preset levels. The device uses a 0.43" LED display and is available in 4- and 6-digit variants; each preset level provides two complementary solid-state outputs (SNK and SRC) that can be latchable or momentary. Count input is programmable for standard sensors and count switches, supports remote reset, inhibit, and UP/DOWN count control with display blanking for battery backup; the unit operates up to 10 kHz. The SC2 family includes an UP counterpart (SC2DU400) and was offered in 4- and 6-digit versions; the SC2DD400 is listed as discontinued by the manufacturer.