What are the major PLC hardware components?

What are the major PLC hardware components? plc rack and slot MELSEC-L Series · Flexible, compact and easy to achieve the right solution for a wide range of control applications · Rack-free modular controller · High system when will bitsat slot booking start 6ES74001TA010AA0 6ES74001TA010AA0 SIE Siemens Siemens 6ES74001TA010AA0 UR1 Central and Distributed Rack With Slot, For Use With SIMATIC S7-400 PLC

when will bitsat slot booking start The standard TSAPs MUST be used on the PLC side 03 43 Communication with the S7 CPU in rack 2, slot 3 03 2E Communication

golden empire jili slot png PLC rack; 7 Relays; 8 Communication modules; 9 Field termination A PLC module can be seen in the slots, slots are placed near to The IO addresses for rack-based systems are derived using the slot location of the input and output modules on the PLC rack