FM2D50 Series 2 channel electronic time switch is compact, 24-hour/7-day modules with heavy-duty relay contacts for switching low or line voltage loads. It is applicable for time-of-day control of pumps, fans, heaters, HVAC control circuits, lighting, machinery and many other types of commercial, industrial and agricultural equipment. Auto Daylight Saving Time (DST) feature. 2 circuit independent programing. 50 setpoint programs. 2 preset adjustable block programs. Easy-to-follow menu driven programming. Available in English, German, French, Italian, Spanish, Portuguese and Dutch. Surface/Flush mount, DIN Rail. Manual override with load switch indication. Battery backup. Large LCD. Clear dust cover.