Parts and FunctionsFP2/FP2SH2 − 52.1 Backplane and Expansion Cable2.1.2 Basic Backplane H Type (FP2−BP**MH)1 2348567Parts Terminology and Functions1 Backplane mounting holesfor mounting the backplane to the control panel. Use M4 screw for the mounting.2 Unit guidesAlign the tab on the unit with this guide when installing the unit to the backplane.From the left side of the backplane, install the power supply unit, CPU, I/O units,and intelligent units, in this order.3 Connector for various unitsInstall various unit.4 DIN rail attachment leverallows attachment to a DIN rail.5 Unit installation holesfor installing the unit to the backplane. Use the screw supplied with the unit forinstallation.6 Connector for power supply unit7 Connector for expansion cablefor more details regarding the cable connecting, refer to section 4.1.3.8 Connector for CPU unitThe position to install the CPU unit is fixed.Type of BackplaneType Use Number of module Part number Weight11-module type Basic system only 11 FP2−BP11MH Approx. 470gNoteThe color of letters on the printed board is yellow to make easierto distinguish the FP2 backplane H type from the FP2 backplane.