Option 100 when added to a basic control.

Click to see the #22 Board (Photoelectric Timer) Data Sheet – List Price $260.00

12-24VDC Photoelectric Timing Board
4 Switch Selectable Timing Modes:
On Delay / Off Delay / Dual  Delay / One Shot
Light / Dark Switch Selectable
Thru Beam or Diffused Sensors
Various output options to meet your needs.