HIMax System  3 Product Description 
HI 801 001 E Rev. 4.01  Page 17 of 122 
Base plate types: 
  With 10 slots: X-BASE PLATE 10 01 
for mounting on a flat base, e.g., a mounting plate. 
  With 15 slots: X-BASE PLATE 15 01 
for mounting on a backplane 
  With 15 slots: X-BASE PLATE 15 02 
for 19'' mounting 
  With 18 slots: X-BASE PLATE 18 01 
for mounting on a backplane 
A total of one module and one connector board can be plugged in to each slot. 
System cables are used to interconnect the base plates. 
3.1.1 Base Plate Structure 
 
  Hook-in rail with slot number 
 Backplane Bus 
  Connector for 24 VDC module power 
supply, here slot number 9 
  Connector for connecting the system 
bus to a module, here slot number 9 
  Guiding Rail for Connector Boards 
  Backplane with wall flanges or 19’’ 
mounting flanges 
 Mounting Rail 
 Cable Shield Rail 
  Strain Relief for Supply Line 
  Clamp Terminal Block 
  Suppressors for High Voltage Transients
  Connector Boards for System Bus Mod-
ules 
Figure 2:  Base Plate Structure 
Both left slots, slot 1 and slot 2, are reserved for system bus modules. The remaining slots 
can be used for other modules, but observe the restrictions for positioning processor 
modules, see Chapter 
3.3.2.