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Type 170 traffic signal controller cabinet. From top to bottom....Fiber optic connection bulkhead, Type 170 computer, two input racks with video boards on the left, circuit breakers, flashers, and 24 volt DC supply, and finally on the bottom, 4 relays, 12 loadswitches which directly control the signal lights, and on the far right is the conflict monitor which watches what's happening.
· Date: Wed May 14, 2008 · Views: 3251 · Filesize:93.1kb, 76.0kb · Dimensions: 450 x 600 ·
