The Cabinet Detector Rack (CDR) provides housing and circuitry for one (1) BIU and up to 16 channels of detection (8 two channel or 4 four channel detector cards). The CDR is programmable for any of the four (4) TS2 defined detector rack addresses. A 37-pin connector is attached to the printed circuit board for designated inputs/outputs. Other models are available with 4 channels of optical detection and external vehicle detector inputs.

Part Number 122-CDR100

Specifications

Dimensions:....................14.6"W x 5.4"H x 7.5"D (371 mm W x 137mm H x 191mm D)

The Bus Interface Unit (BIU) is an interface between Port 1 of the Controller and the terminal facility and loop detector racks. Port 1 uses a SDLC (synchronous data link) communication protocol with a bit rate of 153.6 Kb per second. The BIU’s functions include controlling field I/O to and from the controller. The BIU meets the specifications of NEMA TS2-1998, Section 8.

Part Number 122-200

Specifications

Dimensions:....................2.34"W x 4.5"H x 6.5"L (59 mm W x 144 mm H X 165 mm L).

Power Requirements:......24VDC +/- 2VDC.

Indicators:.......................Supply Voltage, Port 1 Transmitting.

Interface:........................Port 1, a 15 pin “D” female connector.

Inputs/Outputs:...............8 inputs, 4 optical inputs, 15 outputs, 24 input/outputs

* Other Models Available.

The Cabinet Power Supply (CPS) provides a regulated DC power, an unregulated AC power and a line frequency reference for the BIUs, load switches, detector racks and other auxiliary equipment within the cabinet. The Cabinet Power Supply is shelf mounted. The CPS meets the specifications of NEMA TS2-1998, Section 5.

Part Number 122-CPS102