Rack or Chassis
A chassis is the physical frame or structure of an automobile, an airplane, a desktop computer, or other multi-component device.
A Rack is the framework, typically with rails, bars, hooks, or pegs, for holding or storing things.
3BP152.4 - B and R Automation
B and R Automation 3BP152.4 9-Slot PLC Backplane w/o Backup Battery..
DX502-DP - ABB
Bus mod.Profibus DP KBA 12MB/s,8DI/8DO,24VDC,DI:24VDC DO:24VDC/0,5A,1/3-wire..






