A 2-out-2 vehicle signal system safety controller sub-frame and storage structure
A safety controller and signal system technology, applied in the field of train control signal system, can solve the problems of limited data transmission speed, single network structure, etc., and achieve the effects of preventing accidental wrong insertion, reducing volume, and facilitating plugging and unplugging
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[0026] The present invention will be further described below in conjunction with accompanying drawing.
[0027] see figure 1 , one of the 2 out of 2 vehicle signal system safety controller subracks of the present invention, externally connected to PPU and train network switch, comprising: first EPCM board 1, second EPCM board 2, first power supply module (Power Supplies) 3 , the second power supply module 4, the network adapter board (Eth route loop board) 5, the channel selection switch jumper board (CSS-J) 6, the first ETH / CAN conversion module jumper board (ECAN Converter Module Jumper board) 7. The second ETH / CAN conversion module jumper board 8. Motherboard (not shown in the figure) and two Ethernet M12 interfaces, wherein:
[0028] The first EPCM board 1 and the second EPCM board 2 are the core processing boards of the MPU subrack, with two external interfaces, one of which communicates with the PPU through the CAN bus through the plug on the back of the subrack, and ac...
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