CB-1 - Control Box

CB-1 - Control Box

AOD/EOD - Single Key Unit

Used to control overhead plant doors to prevent unauthorized equipment from entering the protected area — closing the plant door remotely sets the derail protection in service, prohibiting unauthorized rolling stock from entering plant/work area; opening the plant door remotely removes the derail protection from service permitting authorized rolling stock to enter protected area.

Used to initiate a number of warning devices such as sirens, lights and horns in the protected area.