product SMART, SIMATIC S7-200 CPU SR20, standard CPU module, relay output, 220 V AC or DC power supply, 110 12 8 input/output Product model 6 sr20 es7288-1-0 aa1 AL NONE ECCN EAR99H Country of origin China The life cycle P. 300 The product type CPU type standard model SR20 Working voltage 220 v AC or 110 v DC Digital input 12 Digital output 8 Analog input 0 Analog output 0 Processor speed (1 k, the binary operation) 0.15 ms Number of PROFINET interface 1 The width of the 90mm highly 100mm The depth of the 81 mm