What is the functional purpose of the 'LSL' contacts for the hoist controller circuit shown in the illustration? EL-0102 |
A) It is a limit switch which illuminates a warning light to warn the winch operator when the hoist block is approaching the boom |
B) It is a limit switch which illuminates a warning light to warn the winch operator when the cable has only a few wraps on the drum while paying out |
C) It is a limit switch which automatically stops the winch drum rotation in the lower direction before all the cable is payed out insuring that a few wraps remain on the drum |
D) It is a limit switch which automatically stops the winch drum rotation in the hoist direction before the hoist block is able to strike the boom |