The model 438USA (Universal Switch Adjustable Time Capsule) is an all solid state timer providing Delay on Make control to a 1 amp load operating from 19 to 288V AC or DC. Timing is set via a binary coded dip switch and is adjustable from 1-1024 seconds. When power is applied, the 438USA remains in the off state. When the preset time period has elapsed, the 438USA switches on allowing the load to energize. The load remains energized as long as power is applied. For timing ranges 0.1-1024 seconds.

Brand name(s) : Artisan Controls Corporation

Manufacturer datasheet - 438USA (Adobe Reader required to read datasheet)