Right-Hand Turnout, Double Ended, WL At Both Ends

 

Left-hand Turnout, Double Ended, WL At Both Ends

Flat Bottom Four Foot Point Circuits

The widespread introduction of plug-in ‘Q’ style relays and track conversions from bullhead to flat bottom rail has brought about improvements in the design of the four foot point circuits. We shall take a look at the differences in the circuits, firstly at the Point Control and Lever Lock circuits and then at the Detection and WL control circuits.