A door contact is installed at the top of the door frame with a half-inch conduit extending up to the ceiling line. A card reader junction box is positioned forty-eight inches above the floor and connected via a three-quarter-inch conduit. All conduits route upward through the ceiling line to the nearest telecom room, main distribution frame, or intermediate distribution frame. No visible cables or conduits are permitted in the finished space.
CRJ SJ 48" DOOR CONTACT 1" CONDUIT AND ROUTE TO NEAREST TELECOM ROOM. NO VISIBLE CABLES OR CONDUITS ARE PERMITTED. TO BDF/IDF 1/2"C 3/4"C CEILING LINE 1/2"C SDC
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