Karel DS200, Technical Reference And Installation Manual

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III. BACKPLANES
III.1. DS200
III.1.A. BACKPLANE OF THE MAIN RACK - BPL200-
MAIN
Definition:
BPL200-MAIN constitutes the backbone of the main rack. It is the card, on which CPU200,
UTIL200, EX200 modules and the backplane of power supplies (the BPL200-SPS
backplane) are plugged, and it is the card that provides the fundamental communication of
the system, as well as the connection to the other racks. On the backplane, there are 14 card
connection slots for EX200, two for CPU200 and one for UTIL200. Besides, there are
connectors located on this card for the auxiliary rack and the SPS backplane.
The figure below shows structure of the BPL200-MAIN backplane and the connectors
located on it.
1. DS200 CPUKON Card Slot 3. SPS Backplane – BPL200-SPS
2. Main Rack Backplane - BPL200-MAIN f. SPS248 Connector
a. UTIL200 Module Connector g. SPS200 Connector
b. CPU200 Module Connector h. Inter-rack SPS Connector
c. General-purpose Connectors 4. Grounding Screw
d. SPS Backplane Connector 5. Top Cover Ground Connection
e. Inter-rack Backplane Connector 6. Bottom Cover Ground Connection
7. Clock-Master Card Slot in systems with four or more racks
BPL200-MAIN has been mounted between the upper and lower back parts in the metal rack.
The connectors on BPL200-MAIN completely fit the card slots in order to facilitate plugging of
modules.
Dimensions of the BPL200-MAIN backplane are 50 cm. x 14.8 cm and it weighs 0.4 kg.